./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/queue_longest.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4 --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 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 --- 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-2329fc7 [2022-12-15 01:51:33,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:51:33,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:51:33,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:51:33,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:51:33,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:51:33,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:51:33,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:51:33,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:51:33,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:51:33,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:51:33,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:51:33,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:51:33,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:51:33,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:51:33,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:51:33,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:51:33,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:51:33,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:51:33,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:51:33,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:51:33,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:51:33,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:51:33,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:51:33,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:51:33,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:51:33,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:51:33,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:51:33,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:51:33,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:51:33,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:51:33,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:51:33,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:51:33,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:51:33,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:51:33,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:51:33,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:51:33,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:51:33,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:51:33,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:51:33,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:51:33,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 01:51:33,426 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:51:33,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:51:33,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:51:33,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:51:33,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:51:33,428 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:51:33,429 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:51:33,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:51:33,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:51:33,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:51:33,429 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 01:51:33,429 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 01:51:33,430 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 01:51:33,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:51:33,430 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:51:33,430 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:51:33,430 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:51:33,430 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:51:33,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:51:33,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:51:33,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:51:33,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:51:33,431 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:51:33,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:51:33,431 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2022-12-15 01:51:33,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:51:33,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:51:33,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:51:33,613 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:51:33,613 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:51:33,614 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/queue_longest.i [2022-12-15 01:51:36,189 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:51:36,376 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:51:36,376 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i [2022-12-15 01:51:36,386 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/data/bc4338fe7/234d18556ba64666bec4f30da2b8d0c5/FLAG061e4834e [2022-12-15 01:51:36,778 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/data/bc4338fe7/234d18556ba64666bec4f30da2b8d0c5 [2022-12-15 01:51:36,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:51:36,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:51:36,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:51:36,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:51:36,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:51:36,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:51:36" (1/1) ... [2022-12-15 01:51:36,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cd181df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:36, skipping insertion in model container [2022-12-15 01:51:36,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:51:36" (1/1) ... [2022-12-15 01:51:36,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:51:36,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:51:37,110 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2022-12-15 01:51:37,114 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2022-12-15 01:51:37,116 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2022-12-15 01:51:37,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:51:37,127 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:51:37,157 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2022-12-15 01:51:37,158 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2022-12-15 01:51:37,160 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2022-12-15 01:51:37,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:51:37,200 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:51:37,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37 WrapperNode [2022-12-15 01:51:37,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:51:37,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:51:37,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:51:37,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:51:37,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,238 INFO L138 Inliner]: procedures = 274, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 241 [2022-12-15 01:51:37,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:51:37,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:51:37,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:51:37,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:51:37,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,272 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:51:37,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:51:37,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:51:37,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:51:37,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:51:37,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:51:37,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:51:37,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:51:37,350 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-15 01:51:37,350 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-15 01:51:37,350 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-15 01:51:37,350 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-15 01:51:37,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:51:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:51:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:51:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:51:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-15 01:51:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:51:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:51:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:51:37,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:51:37,353 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:51:37,465 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:51:37,467 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:51:37,866 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:51:37,875 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:51:37,875 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 01:51:37,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:51:37 BoogieIcfgContainer [2022-12-15 01:51:37,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:51:37,878 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:51:37,878 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:51:37,887 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:51:37,888 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:51:37" (1/1) ... [2022-12-15 01:51:37,888 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) [2022-12-15 01:51:37,892 INFO L158 Benchmark]: Toolchain (without parser) took 1106.57ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 92.6MB in the beginning and 96.8MB in the end (delta: -4.2MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2022-12-15 01:51:37,892 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:51:37,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.73ms. Allocated memory is still 130.0MB. Free memory was 92.2MB in the beginning and 62.2MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-15 01:51:37,894 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.81ms. Allocated memory is still 130.0MB. Free memory was 62.2MB in the beginning and 59.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:51:37,894 INFO L158 Benchmark]: Boogie Preprocessor took 37.99ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 59.1MB in the beginning and 127.3MB in the end (delta: -68.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-12-15 01:51:37,895 INFO L158 Benchmark]: RCFGBuilder took 599.44ms. Allocated memory is still 157.3MB. Free memory was 127.2MB in the beginning and 98.2MB in the end (delta: 29.0MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2022-12-15 01:51:37,895 INFO L158 Benchmark]: CodeCheck took 12.34ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 96.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:51:37,898 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 0.14ms. Allocated memory is still 130.0MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.73ms. Allocated memory is still 130.0MB. Free memory was 92.2MB in the beginning and 62.2MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.81ms. Allocated memory is still 130.0MB. Free memory was 62.2MB in the beginning and 59.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.99ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 59.1MB in the beginning and 127.3MB in the end (delta: -68.2MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * RCFGBuilder took 599.44ms. Allocated memory is still 157.3MB. Free memory was 127.2MB in the beginning and 98.2MB in the end (delta: 29.0MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * CodeCheck took 12.34ms. Allocated memory is still 157.3MB. Free memory was 98.2MB in the beginning and 96.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:51:37,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4 --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 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 --- 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-2329fc7 [2022-12-15 01:51:39,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:51:39,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:51:39,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:51:39,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:51:39,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:51:39,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:51:39,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:51:39,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:51:39,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:51:39,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:51:39,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:51:39,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:51:39,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:51:39,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:51:39,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:51:39,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:51:39,660 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:51:39,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:51:39,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:51:39,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:51:39,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:51:39,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:51:39,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:51:39,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:51:39,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:51:39,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:51:39,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:51:39,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:51:39,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:51:39,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:51:39,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:51:39,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:51:39,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:51:39,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:51:39,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:51:39,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:51:39,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:51:39,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:51:39,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:51:39,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:51:39,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-15 01:51:39,696 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:51:39,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:51:39,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:51:39,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:51:39,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:51:39,698 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:51:39,698 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:51:39,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:51:39,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:51:39,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:51:39,698 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 01:51:39,699 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 01:51:39,699 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 01:51:39,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:51:39,699 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:51:39,699 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:51:39,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:51:39,699 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:51:39,700 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:51:39,700 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:51:39,700 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:51:39,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:51:39,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:51:39,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:51:39,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:51:39,701 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:51:39,701 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:51:39,701 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:51:39,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:51:39,701 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2022-12-15 01:51:39,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:51:39,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:51:39,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:51:39,952 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:51:39,952 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:51:39,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/queue_longest.i [2022-12-15 01:51:42,521 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:51:42,719 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:51:42,719 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i [2022-12-15 01:51:42,728 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/data/d0de63caa/0efef24dccd34e0484d2431f338af24c/FLAGb46b7d31e [2022-12-15 01:51:42,742 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/data/d0de63caa/0efef24dccd34e0484d2431f338af24c [2022-12-15 01:51:42,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:51:42,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:51:42,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:51:42,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:51:42,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:51:42,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:51:42" (1/1) ... [2022-12-15 01:51:42,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577d57b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:42, skipping insertion in model container [2022-12-15 01:51:42,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:51:42" (1/1) ... [2022-12-15 01:51:42,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:51:42,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:51:43,181 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2022-12-15 01:51:43,186 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2022-12-15 01:51:43,188 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2022-12-15 01:51:43,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:51:43,207 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:51:43,251 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2022-12-15 01:51:43,253 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2022-12-15 01:51:43,256 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_40cf83ae-c9b8-4f78-9e32-e794494fb803/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2022-12-15 01:51:43,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:51:43,292 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:51:43,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43 WrapperNode [2022-12-15 01:51:43,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:51:43,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:51:43,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:51:43,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:51:43,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,335 INFO L138 Inliner]: procedures = 278, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 235 [2022-12-15 01:51:43,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:51:43,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:51:43,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:51:43,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:51:43,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,359 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:51:43,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:51:43,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:51:43,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:51:43,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:51:43" (1/1) ... [2022-12-15 01:51:43,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:51:43,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:51:43,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:51:43,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:51:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 01:51:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-15 01:51:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-15 01:51:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-15 01:51:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-15 01:51:43,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:51:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:51:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 01:51:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 01:51:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-15 01:51:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-15 01:51:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:51:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:51:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:51:43,424 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 01:51:43,548 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:51:43,549 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:51:44,158 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:51:44,164 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:51:44,164 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 01:51:44,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:51:44 BoogieIcfgContainer [2022-12-15 01:51:44,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:51:44,167 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:51:44,167 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:51:44,174 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:51:44,174 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:51:44" (1/1) ... [2022-12-15 01:51:44,174 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) [2022-12-15 01:51:44,177 INFO L158 Benchmark]: Toolchain (without parser) took 1430.46ms. Allocated memory is still 67.1MB. Free memory was 44.2MB in the beginning and 34.8MB in the end (delta: 9.4MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2022-12-15 01:51:44,177 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory is still 31.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:51:44,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.41ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 29.1MB in the end (delta: 14.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-12-15 01:51:44,178 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.35ms. Allocated memory is still 67.1MB. Free memory was 29.1MB in the beginning and 44.1MB in the end (delta: -15.0MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2022-12-15 01:51:44,179 INFO L158 Benchmark]: Boogie Preprocessor took 26.80ms. Allocated memory is still 67.1MB. Free memory was 44.1MB in the beginning and 41.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:51:44,179 INFO L158 Benchmark]: RCFGBuilder took 802.68ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 35.6MB in the end (delta: 5.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-12-15 01:51:44,179 INFO L158 Benchmark]: CodeCheck took 9.24ms. Allocated memory is still 67.1MB. Free memory was 35.6MB in the beginning and 34.8MB in the end (delta: 836.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:51:44,181 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 0.12ms. Allocated memory is still 52.4MB. Free memory is still 31.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.41ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 29.1MB in the end (delta: 14.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.35ms. Allocated memory is still 67.1MB. Free memory was 29.1MB in the beginning and 44.1MB in the end (delta: -15.0MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.80ms. Allocated memory is still 67.1MB. Free memory was 44.1MB in the beginning and 41.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 802.68ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 35.6MB in the end (delta: 5.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * CodeCheck took 9.24ms. Allocated memory is still 67.1MB. Free memory was 35.6MB in the beginning and 34.8MB in the end (delta: 836.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:51:44,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40cf83ae-c9b8-4f78-9e32-e794494fb803/bin/ukojak-rkRKPMF4O4/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