./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.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_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/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_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/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_72d5968f-da39-4f80-abd8-d6fab9c931d0/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 530cbf448b6cf17c0bca095a1467011270d511aa4e4e955e07dc3df8c3dfe236 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:00:58,924 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:00:58,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 02:00:58,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:00:58,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:00:59,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:00:59,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:00:59,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:00:59,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:00:59,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:00:59,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:00:59,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:00:59,009 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:00:59,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:00:59,009 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:00:59,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:00:59,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:00:59,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:00:59,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:00:59,010 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:00:59,010 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:00:59,010 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:00:59,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:00:59,010 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:00:59,010 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:00:59,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:00:59,010 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:00:59,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:00:59,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:00:59,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:00:59,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:00:59,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:00:59,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:00:59,011 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:00:59,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:00:59,011 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_72d5968f-da39-4f80-abd8-d6fab9c931d0/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 -> 530cbf448b6cf17c0bca095a1467011270d511aa4e4e955e07dc3df8c3dfe236 [2024-12-06 02:00:59,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:00:59,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:00:59,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:00:59,258 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:00:59,258 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:00:59,259 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2024-12-06 02:01:01,891 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data/65cabf27d/2749ed729bb142119538ab3d65712f38/FLAG26e814a1c [2024-12-06 02:01:02,118 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:01:02,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2024-12-06 02:01:02,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data/65cabf27d/2749ed729bb142119538ab3d65712f38/FLAG26e814a1c [2024-12-06 02:01:02,452 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data/65cabf27d/2749ed729bb142119538ab3d65712f38 [2024-12-06 02:01:02,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:01:02,455 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:01:02,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:01:02,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:01:02,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:01:02,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47dc35bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02, skipping insertion in model container [2024-12-06 02:01:02,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,483 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:01:02,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:01:02,696 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:01:02,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:01:02,763 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:01:02,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02 WrapperNode [2024-12-06 02:01:02,764 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:01:02,765 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:01:02,765 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:01:02,765 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:01:02,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,797 INFO L138 Inliner]: procedures = 165, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-12-06 02:01:02,797 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:01:02,798 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:01:02,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:01:02,798 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:01:02,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,806 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,811 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,814 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,815 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,817 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:01:02,818 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:01:02,818 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:01:02,818 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:01:02,819 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:02" (1/1) ... [2024-12-06 02:01:02,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:01:02,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:01:02,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:01:02,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-12-06 02:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 02:01:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 02:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-12-06 02:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-12-06 02:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:01:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:01:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:01:02,875 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:01:02,960 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:01:02,961 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:01:03,075 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:01:03,075 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:01:03,099 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:01:03,099 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:01:03,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:01:03 BoogieIcfgContainer [2024-12-06 02:01:03,099 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:01:03,100 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:01:03,100 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:01:03,109 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:01:03,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:01:03" (1/1) ... [2024-12-06 02:01:03,110 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:01:03,115 INFO L158 Benchmark]: Toolchain (without parser) took 658.88ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 77.6MB in the end (delta: 37.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 02:01:03,115 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:03,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.51ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 95.4MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:01:03,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.58ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 93.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:01:03,116 INFO L158 Benchmark]: Boogie Preprocessor took 19.23ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 92.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:03,116 INFO L158 Benchmark]: RCFGBuilder took 281.48ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 78.9MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:01:03,117 INFO L158 Benchmark]: CodeCheck took 13.23ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 77.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:03,119 INFO L338 ainManager$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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.51ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 95.4MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.58ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 93.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.23ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 92.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 281.48ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 78.9MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 13.23ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 77.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:01:03,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/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_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/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_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/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_72d5968f-da39-4f80-abd8-d6fab9c931d0/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 530cbf448b6cf17c0bca095a1467011270d511aa4e4e955e07dc3df8c3dfe236 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:01:05,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:01:05,122 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 02:01:05,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:01:05,147 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:01:05,147 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:01:05,147 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:01:05,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:01:05,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:01:05,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:01:05,148 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:01:05,148 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:01:05,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:01:05,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:01:05,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:01:05,148 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:01:05,149 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:01:05,149 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:01:05,149 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:01:05,149 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:01:05,149 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:01:05,149 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:01:05,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:01:05,149 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:01:05,150 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:01:05,150 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:01:05,150 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:01:05,150 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:01:05,150 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:01:05,150 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:01:05,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:01:05,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:01:05,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:01:05,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:01:05,151 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:01:05,151 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:01:05,151 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:01:05,151 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:01:05,151 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_72d5968f-da39-4f80-abd8-d6fab9c931d0/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 -> 530cbf448b6cf17c0bca095a1467011270d511aa4e4e955e07dc3df8c3dfe236 [2024-12-06 02:01:05,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:01:05,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:01:05,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:01:05,379 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:01:05,379 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:01:05,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2024-12-06 02:01:08,042 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data/3e5ca2b2e/7f7bf090ecce4cbda3d7661504da8c6c/FLAGb9de27d2f [2024-12-06 02:01:08,306 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:01:08,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2024-12-06 02:01:08,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data/3e5ca2b2e/7f7bf090ecce4cbda3d7661504da8c6c/FLAGb9de27d2f [2024-12-06 02:01:08,625 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/data/3e5ca2b2e/7f7bf090ecce4cbda3d7661504da8c6c [2024-12-06 02:01:08,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:01:08,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:01:08,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:01:08,629 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:01:08,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:01:08,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:08,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@481cb5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08, skipping insertion in model container [2024-12-06 02:01:08,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:08,656 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:01:08,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:01:08,884 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:01:08,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:01:08,952 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:01:08,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08 WrapperNode [2024-12-06 02:01:08,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:01:08,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:01:08,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:01:08,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:01:08,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:08,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:08,981 INFO L138 Inliner]: procedures = 169, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2024-12-06 02:01:08,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:01:08,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:01:08,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:01:08,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:01:08,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:08,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:08,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:08,992 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:09,000 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:09,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:09,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:09,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:09,005 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:09,008 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:01:09,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:01:09,009 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:01:09,009 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:01:09,010 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:01:08" (1/1) ... [2024-12-06 02:01:09,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:01:09,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:01:09,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:01:09,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:01:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-12-06 02:01:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 02:01:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 02:01:09,063 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-12-06 02:01:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:01:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:01:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-12-06 02:01:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:01:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 02:01:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:01:09,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:01:09,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:01:09,065 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:01:09,170 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:01:09,171 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:01:09,327 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:01:09,327 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:01:09,350 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:01:09,351 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:01:09,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:01:09 BoogieIcfgContainer [2024-12-06 02:01:09,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:01:09,352 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:01:09,352 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:01:09,359 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:01:09,359 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:01:09" (1/1) ... [2024-12-06 02:01:09,360 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:01:09,365 INFO L158 Benchmark]: Toolchain (without parser) took 736.55ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 57.0MB in the end (delta: 10.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-06 02:01:09,365 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:09,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.03ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 47.1MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:01:09,366 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.02ms. Allocated memory is still 92.3MB. Free memory was 47.1MB in the beginning and 45.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:01:09,367 INFO L158 Benchmark]: Boogie Preprocessor took 25.74ms. Allocated memory is still 92.3MB. Free memory was 45.4MB in the beginning and 44.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:09,367 INFO L158 Benchmark]: RCFGBuilder took 342.61ms. Allocated memory is still 92.3MB. Free memory was 43.9MB in the beginning and 58.2MB in the end (delta: -14.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-06 02:01:09,367 INFO L158 Benchmark]: CodeCheck took 11.51ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:01:09,370 INFO L338 ainManager$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 0.41ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.03ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 47.1MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.02ms. Allocated memory is still 92.3MB. Free memory was 47.1MB in the beginning and 45.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.74ms. Allocated memory is still 92.3MB. Free memory was 45.4MB in the beginning and 44.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 342.61ms. Allocated memory is still 92.3MB. Free memory was 43.9MB in the beginning and 58.2MB in the end (delta: -14.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * CodeCheck took 11.51ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:01:09,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d5968f-da39-4f80-abd8-d6fab9c931d0/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