./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/queue_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b --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 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:31:12,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:31:12,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 22:31:12,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:31:12,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:31:12,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:31:12,447 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:31:12,447 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:31:12,448 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:31:12,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:31:12,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:31:12,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:31:12,448 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:31:12,448 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:31:12,448 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:31:12,449 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:31:12,450 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:31:12,450 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:31:12,450 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:31:12,450 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:31:12,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:12,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:31:12,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:31:12,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:31:12,450 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:31:12,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:31:12,451 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b 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 -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2024-12-05 22:31:12,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:31:12,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:31:12,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:31:12,772 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:31:12,773 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:31:12,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/queue_longer.i [2024-12-05 22:31:16,057 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data/8bf812943/9ee2c843fb54429e94d0d0e7d7039249/FLAG551e41cd8 [2024-12-05 22:31:16,394 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:31:16,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/sv-benchmarks/c/pthread/queue_longer.i [2024-12-05 22:31:16,413 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data/8bf812943/9ee2c843fb54429e94d0d0e7d7039249/FLAG551e41cd8 [2024-12-05 22:31:16,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data/8bf812943/9ee2c843fb54429e94d0d0e7d7039249 [2024-12-05 22:31:16,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:31:16,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:31:16,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:16,649 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:31:16,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:31:16,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:16" (1/1) ... [2024-12-05 22:31:16,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a64afb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:16, skipping insertion in model container [2024-12-05 22:31:16,658 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:16" (1/1) ... [2024-12-05 22:31:16,705 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:31:17,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:17,193 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:31:17,262 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:17,375 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:31:17,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17 WrapperNode [2024-12-05 22:31:17,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:17,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:17,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:31:17,377 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:31:17,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,411 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,472 INFO L138 Inliner]: procedures = 274, calls = 859, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 917 [2024-12-05 22:31:17,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:17,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:31:17,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:31:17,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:31:17,481 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,529 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,533 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,538 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,547 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:31:17,557 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:31:17,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:31:17,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:31:17,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:17" (1/1) ... [2024-12-05 22:31:17,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:17,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:31:17,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:31:17,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:31:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-12-05 22:31:17,616 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-12-05 22:31:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-05 22:31:17,617 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-05 22:31:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-05 22:31:17,617 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-05 22:31:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2024-12-05 22:31:17,617 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2024-12-05 22:31:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2024-12-05 22:31:17,617 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2024-12-05 22:31:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-05 22:31:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 22:31:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 22:31:17,618 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-05 22:31:17,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:31:17,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:31:17,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:31:17,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:31:17,619 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 22:31:17,767 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:31:17,769 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:31:19,288 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 22:31:19,289 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:31:19,339 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:31:19,339 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:31:19,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:19 BoogieIcfgContainer [2024-12-05 22:31:19,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:31:19,340 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:31:19,341 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:31:19,351 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:31:19,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:19" (1/1) ... [2024-12-05 22:31:19,352 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:31:19,358 INFO L158 Benchmark]: Toolchain (without parser) took 2709.97ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 97.1MB in the end (delta: 18.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-12-05 22:31:19,359 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:19,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 726.98ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 76.7MB in the end (delta: 38.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 22:31:19,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.21ms. Allocated memory is still 142.6MB. Free memory was 76.7MB in the beginning and 68.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:31:19,360 INFO L158 Benchmark]: Boogie Preprocessor took 83.41ms. Allocated memory is still 142.6MB. Free memory was 68.3MB in the beginning and 62.2MB in the end (delta: 6.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:19,361 INFO L158 Benchmark]: RCFGBuilder took 1782.29ms. Allocated memory is still 142.6MB. Free memory was 62.2MB in the beginning and 98.1MB in the end (delta: -36.0MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2024-12-05 22:31:19,361 INFO L158 Benchmark]: CodeCheck took 15.82ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 97.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:19,364 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 726.98ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 76.7MB in the end (delta: 38.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.21ms. Allocated memory is still 142.6MB. Free memory was 76.7MB in the beginning and 68.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.41ms. Allocated memory is still 142.6MB. Free memory was 68.3MB in the beginning and 62.2MB in the end (delta: 6.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1782.29ms. Allocated memory is still 142.6MB. Free memory was 62.2MB in the beginning and 98.1MB in the end (delta: -36.0MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * CodeCheck took 15.82ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 97.1MB 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. [2024-12-05 22:31:19,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b --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 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:31:21,758 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:31:21,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 22:31:21,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:31:21,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:31:21,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:31:21,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:31:21,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:31:21,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:31:21,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:31:21,894 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:31:21,894 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:31:21,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:31:21,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:31:21,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:31:21,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:31:21,895 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:31:21,895 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:31:21,895 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:31:21,895 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:31:21,895 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:31:21,895 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:31:21,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:31:21,895 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:31:21,896 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:31:21,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:31:21,896 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:31:21,896 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:31:21,896 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:21,896 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:31:21,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:31:21,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:21,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:31:21,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:31:21,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:31:21,897 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:31:21,897 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:21,897 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:31:21,897 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b 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 -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2024-12-05 22:31:22,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:31:22,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:31:22,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:31:22,193 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:31:22,193 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:31:22,195 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/queue_longer.i [2024-12-05 22:31:25,557 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data/a6446f61d/2e423adf5d9f4eb1aee87c0e66103a2d/FLAG48eca5628 [2024-12-05 22:31:25,856 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:31:25,857 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/sv-benchmarks/c/pthread/queue_longer.i [2024-12-05 22:31:25,874 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data/a6446f61d/2e423adf5d9f4eb1aee87c0e66103a2d/FLAG48eca5628 [2024-12-05 22:31:26,125 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/data/a6446f61d/2e423adf5d9f4eb1aee87c0e66103a2d [2024-12-05 22:31:26,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:31:26,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:31:26,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:26,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:31:26,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:31:26,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@241a4c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26, skipping insertion in model container [2024-12-05 22:31:26,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,176 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:31:26,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:26,657 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:31:26,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:26,881 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:31:26,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26 WrapperNode [2024-12-05 22:31:26,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:26,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:26,883 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:31:26,883 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:31:26,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,927 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,991 INFO L138 Inliner]: procedures = 278, calls = 859, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 916 [2024-12-05 22:31:26,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:26,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:31:26,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:31:26,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:31:27,002 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,015 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,056 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,069 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:31:27,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:31:27,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:31:27,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:31:27,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:27,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:27,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:31:27,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:31:27,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:31:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-12-05 22:31:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-12-05 22:31:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 22:31:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-05 22:31:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-05 22:31:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-05 22:31:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-05 22:31:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2024-12-05 22:31:27,159 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2024-12-05 22:31:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 22:31:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:31:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 22:31:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2024-12-05 22:31:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2024-12-05 22:31:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-05 22:31:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-05 22:31:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:31:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:31:27,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:31:27,162 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 22:31:27,359 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:31:27,362 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:31:29,477 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 22:31:29,477 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:31:29,526 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:31:29,526 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:31:29,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:29 BoogieIcfgContainer [2024-12-05 22:31:29,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:31:29,527 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:31:29,527 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:31:29,538 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:31:29,538 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:29" (1/1) ... [2024-12-05 22:31:29,539 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:31:29,545 INFO L158 Benchmark]: Toolchain (without parser) took 3413.88ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 27.6MB in the end (delta: 40.0MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-12-05 22:31:29,545 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:29,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.29ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 51.1MB in the end (delta: 16.3MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2024-12-05 22:31:29,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.09ms. Allocated memory is still 92.3MB. Free memory was 51.1MB in the beginning and 42.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:31:29,547 INFO L158 Benchmark]: Boogie Preprocessor took 89.23ms. Allocated memory is still 92.3MB. Free memory was 42.4MB in the beginning and 35.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:31:29,547 INFO L158 Benchmark]: RCFGBuilder took 2444.03ms. Allocated memory is still 92.3MB. Free memory was 35.6MB in the beginning and 29.1MB in the end (delta: 6.5MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2024-12-05 22:31:29,548 INFO L158 Benchmark]: CodeCheck took 15.45ms. Allocated memory is still 92.3MB. Free memory was 29.1MB in the beginning and 27.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:29,551 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.29ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 51.1MB in the end (delta: 16.3MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.09ms. Allocated memory is still 92.3MB. Free memory was 51.1MB in the beginning and 42.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.23ms. Allocated memory is still 92.3MB. Free memory was 42.4MB in the beginning and 35.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2444.03ms. Allocated memory is still 92.3MB. Free memory was 35.6MB in the beginning and 29.1MB in the end (delta: 6.5MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * CodeCheck took 15.45ms. Allocated memory is still 92.3MB. Free memory was 29.1MB in the beginning and 27.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:31:29,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e0e952f-591a-4edd-a087-664340262846/bin/ukojak-verify-CZk0znPC7b/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