./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:24:23,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:24:23,427 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:24:23,432 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:24:23,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:24:23,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:24:23,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:24:23,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:24:23,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:24:23,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:24:23,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:24:23,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:24:23,461 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:24:23,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:24:23,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:24:23,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:24:23,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:24:23,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:24:23,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:24:23,464 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:24:23,465 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:24:23,465 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:24:23,466 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:24:23,466 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:24:23,467 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:24:23,467 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:24:23,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:24:23,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:24:23,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:23,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:24:23,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:24:23,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:24:23,470 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:24:23,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:24:23,471 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:24:23,472 INFO L153 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_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2023-11-19 03:24:23,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:24:23,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:24:23,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:24:23,761 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:24:23,762 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:24:23,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-19 03:24:26,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:27,363 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:27,364 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-19 03:24:27,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/data/0709e6074/af06b82038334156bc987e040bfde217/FLAGdc83e5733 [2023-11-19 03:24:27,416 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/data/0709e6074/af06b82038334156bc987e040bfde217 [2023-11-19 03:24:27,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:27,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:27,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:27,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:27,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:27,439 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:27" (1/1) ... [2023-11-19 03:24:27,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@616b1b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:27, skipping insertion in model container [2023-11-19 03:24:27,441 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:27" (1/1) ... [2023-11-19 03:24:27,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:28,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:28,469 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:28,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:28,793 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:24:28,801 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:28,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28 WrapperNode [2023-11-19 03:24:28,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:28,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:28,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:28,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:28,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:28,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:28,941 INFO L138 Inliner]: procedures = 428, calls = 127, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 479 [2023-11-19 03:24:28,942 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:28,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:28,943 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:28,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:28,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:28,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:28,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:28,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:28,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:28,996 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:29,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:29,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:29,010 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:29,011 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:29,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:29,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:29,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:28" (1/1) ... [2023-11-19 03:24:29,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:29,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:29,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:29,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-11-19 03:24:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-11-19 03:24:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:24:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:24:29,104 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:24:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:24:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:24:29,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:24:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:24:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:29,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:24:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:24:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-11-19 03:24:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-11-19 03:24:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:24:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:24:29,110 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:24:29,336 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:29,339 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:30,219 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:30,246 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:30,246 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-19 03:24:30,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:30 BoogieIcfgContainer [2023-11-19 03:24:30,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:30,260 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:30,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:30,274 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:30,274 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:30" (1/1) ... [2023-11-19 03:24:30,275 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:24:30,279 INFO L158 Benchmark]: Toolchain (without parser) took 2851.84ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 121.5MB in the beginning and 130.3MB in the end (delta: -8.8MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2023-11-19 03:24:30,279 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 165.7MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:30,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1373.80ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 121.5MB in the beginning and 181.7MB in the end (delta: -60.2MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2023-11-19 03:24:30,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.45ms. Allocated memory is still 224.4MB. Free memory was 181.7MB in the beginning and 176.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:24:30,281 INFO L158 Benchmark]: Boogie Preprocessor took 68.14ms. Allocated memory is still 224.4MB. Free memory was 176.4MB in the beginning and 173.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:24:30,282 INFO L158 Benchmark]: RCFGBuilder took 1248.14ms. Allocated memory is still 224.4MB. Free memory was 173.3MB in the beginning and 131.4MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 03:24:30,283 INFO L158 Benchmark]: CodeCheck took 16.73ms. Allocated memory is still 224.4MB. Free memory was 131.4MB in the beginning and 130.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:24:30,286 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 165.7MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1373.80ms. Allocated memory was 165.7MB in the beginning and 224.4MB in the end (delta: 58.7MB). Free memory was 121.5MB in the beginning and 181.7MB in the end (delta: -60.2MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.45ms. Allocated memory is still 224.4MB. Free memory was 181.7MB in the beginning and 176.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.14ms. Allocated memory is still 224.4MB. Free memory was 176.4MB in the beginning and 173.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1248.14ms. Allocated memory is still 224.4MB. Free memory was 173.3MB in the beginning and 131.4MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 16.73ms. Allocated memory is still 224.4MB. Free memory was 131.4MB in the beginning and 130.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:24:30,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/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_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:24:33,167 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:24:33,313 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:24:33,366 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:24:33,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:24:33,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:24:33,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:24:33,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:24:33,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:24:33,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:24:33,377 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:24:33,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:24:33,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:24:33,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:24:33,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:24:33,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:24:33,380 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:24:33,381 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:24:33,381 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:24:33,382 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:24:33,383 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:24:33,383 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:24:33,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:24:33,384 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:24:33,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:24:33,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:24:33,385 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:24:33,386 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:24:33,386 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:24:33,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:24:33,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:33,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:24:33,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:24:33,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:24:33,389 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:24:33,390 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:24:33,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:24:33,390 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:24:33,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:24:33,391 INFO L153 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_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2023-11-19 03:24:33,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:24:33,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:24:33,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:24:33,857 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:24:33,857 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:24:33,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-19 03:24:37,226 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:37,719 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:37,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-19 03:24:37,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/data/2acae3e1a/f04a48e4470b42fb94a470347236f625/FLAG8a32dd95c [2023-11-19 03:24:37,772 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/data/2acae3e1a/f04a48e4470b42fb94a470347236f625 [2023-11-19 03:24:37,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:37,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:37,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:37,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:37,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:37,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:37" (1/1) ... [2023-11-19 03:24:37,788 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404b7d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:37, skipping insertion in model container [2023-11-19 03:24:37,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:37" (1/1) ... [2023-11-19 03:24:37,897 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:38,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:38,737 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:24:38,806 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:38,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:38,919 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:39,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:39,244 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:24:39,253 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:39,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39 WrapperNode [2023-11-19 03:24:39,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:39,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:39,255 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:39,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:39,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,365 INFO L138 Inliner]: procedures = 431, calls = 127, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 473 [2023-11-19 03:24:39,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:39,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:39,367 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:39,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:39,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:39,478 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:39,478 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:39,478 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:39,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:39" (1/1) ... [2023-11-19 03:24:39,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:39,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:39,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:39,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-11-19 03:24:39,572 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-11-19 03:24:39,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:24:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:24:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:24:39,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:24:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:24:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:24:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:24:39,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:39,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:39,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:24:39,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:24:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:24:39,577 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-11-19 03:24:39,577 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-11-19 03:24:39,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:24:39,580 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:24:39,872 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:39,873 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:41,273 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:41,292 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:41,294 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-19 03:24:41,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:41 BoogieIcfgContainer [2023-11-19 03:24:41,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:41,308 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:41,308 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:41,317 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:41,319 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:41" (1/1) ... [2023-11-19 03:24:41,320 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:24:41,326 INFO L158 Benchmark]: Toolchain (without parser) took 3548.15ms. Allocated memory is still 107.0MB. Free memory was 79.8MB in the beginning and 57.5MB in the end (delta: 22.3MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-19 03:24:41,327 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:41,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1475.37ms. Allocated memory is still 107.0MB. Free memory was 79.5MB in the beginning and 66.4MB in the end (delta: 13.1MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2023-11-19 03:24:41,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.83ms. Allocated memory is still 107.0MB. Free memory was 66.4MB in the beginning and 61.6MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:24:41,332 INFO L158 Benchmark]: Boogie Preprocessor took 110.74ms. Allocated memory is still 107.0MB. Free memory was 61.6MB in the beginning and 57.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:24:41,333 INFO L158 Benchmark]: RCFGBuilder took 1828.49ms. Allocated memory is still 107.0MB. Free memory was 57.4MB in the beginning and 58.7MB in the end (delta: -1.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-19 03:24:41,333 INFO L158 Benchmark]: CodeCheck took 16.45ms. Allocated memory is still 107.0MB. Free memory was 58.7MB in the beginning and 57.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:41,336 INFO L338 ainManager$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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 81.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1475.37ms. Allocated memory is still 107.0MB. Free memory was 79.5MB in the beginning and 66.4MB in the end (delta: 13.1MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.83ms. Allocated memory is still 107.0MB. Free memory was 66.4MB in the beginning and 61.6MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.74ms. Allocated memory is still 107.0MB. Free memory was 61.6MB in the beginning and 57.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1828.49ms. Allocated memory is still 107.0MB. Free memory was 57.4MB in the beginning and 58.7MB in the end (delta: -1.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 16.45ms. Allocated memory is still 107.0MB. Free memory was 58.7MB in the beginning and 57.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:24:41,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52dcd144-66ad-4074-b092-a415372c066b/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported