./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/twostage_3.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_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/twostage_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:15:11,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:15:11,623 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 00:15:11,628 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:15:11,628 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:15:11,649 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:15:11,650 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:15:11,650 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:15:11,651 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:15:11,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:15:11,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:15:11,651 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:15:11,651 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:15:11,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:15:11,653 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:15:11,653 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:15:11,653 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:15:11,653 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:15:11,653 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:15:11,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:15:11,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:11,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:15:11,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:15:11,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:15:11,654 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:15:11,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:15:11,654 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_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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 -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2024-12-06 00:15:11,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:15:11,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:15:11,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:15:11,897 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:15:11,898 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:15:11,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/twostage_3.i [2024-12-06 00:15:14,631 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data/ed3d526b2/291f20b6aa694d6b973d04545f084c5c/FLAGac142f074 [2024-12-06 00:15:14,913 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:15:14,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/sv-benchmarks/c/pthread/twostage_3.i [2024-12-06 00:15:14,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data/ed3d526b2/291f20b6aa694d6b973d04545f084c5c/FLAGac142f074 [2024-12-06 00:15:15,226 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data/ed3d526b2/291f20b6aa694d6b973d04545f084c5c [2024-12-06 00:15:15,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:15:15,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:15:15,230 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:15,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:15:15,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:15:15,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fea14cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15, skipping insertion in model container [2024-12-06 00:15:15,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,273 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:15:15,747 WARN L1675 CHandler]: Possible shadowing of function lock [2024-12-06 00:15:15,748 WARN L1675 CHandler]: Possible shadowing of function lock [2024-12-06 00:15:15,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:15,759 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:15:15,825 WARN L1675 CHandler]: Possible shadowing of function lock [2024-12-06 00:15:15,826 WARN L1675 CHandler]: Possible shadowing of function lock [2024-12-06 00:15:15,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:15,897 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:15:15,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15 WrapperNode [2024-12-06 00:15:15,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:15,899 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:15,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:15:15,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:15:15,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,938 INFO L138 Inliner]: procedures = 373, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 179 [2024-12-06 00:15:15,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:15,939 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:15:15,939 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:15:15,939 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:15:15,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,950 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,950 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,958 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:15:15,970 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:15:15,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:15:15,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:15:15,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:15" (1/1) ... [2024-12-06 00:15:15,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:15,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:15:16,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:15:16,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2024-12-06 00:15:16,027 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2024-12-06 00:15:16,027 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:15:16,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:15:16,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:15:16,029 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 00:15:16,159 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:15:16,160 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:15:16,457 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:15:16,457 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:15:16,492 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:15:16,493 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 00:15:16,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:16 BoogieIcfgContainer [2024-12-06 00:15:16,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:15:16,494 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:15:16,494 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:15:16,503 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:15:16,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:16" (1/1) ... [2024-12-06 00:15:16,505 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 00:15:16,510 INFO L158 Benchmark]: Toolchain (without parser) took 1280.44ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 75.9MB in the end (delta: 14.4MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-12-06 00:15:16,511 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:16,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 668.07ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 50.9MB in the end (delta: 39.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 00:15:16,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.72ms. Allocated memory is still 117.4MB. Free memory was 50.9MB in the beginning and 48.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:16,512 INFO L158 Benchmark]: Boogie Preprocessor took 30.60ms. Allocated memory is still 117.4MB. Free memory was 48.5MB in the beginning and 46.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:16,512 INFO L158 Benchmark]: RCFGBuilder took 522.57ms. Allocated memory is still 117.4MB. Free memory was 46.9MB in the beginning and 77.5MB in the end (delta: -30.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-12-06 00:15:16,513 INFO L158 Benchmark]: CodeCheck took 14.81ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:16,515 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 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 668.07ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 50.9MB in the end (delta: 39.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.72ms. Allocated memory is still 117.4MB. Free memory was 50.9MB in the beginning and 48.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.60ms. Allocated memory is still 117.4MB. Free memory was 48.5MB in the beginning and 46.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 522.57ms. Allocated memory is still 117.4MB. Free memory was 46.9MB in the beginning and 77.5MB in the end (delta: -30.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * CodeCheck took 14.81ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:15:16,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/twostage_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:15:18,586 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:15:18,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 00:15:18,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:15:18,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:15:18,700 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:15:18,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:15:18,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:15:18,700 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:15:18,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:15:18,700 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:15:18,701 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:15:18,702 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:15:18,702 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:15:18,702 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:15:18,702 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:15:18,702 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:15:18,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:15:18,702 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:15:18,702 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:15:18,702 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:15:18,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:15:18,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:18,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:15:18,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:15:18,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:15:18,703 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:15:18,703 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:15:18,703 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:15:18,703 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_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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 -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2024-12-06 00:15:19,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:15:19,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:15:19,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:15:19,026 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:15:19,027 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:15:19,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/twostage_3.i [2024-12-06 00:15:21,809 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data/5f1b8ea49/799e34e1afbc476a8bce0117c9c3647a/FLAG94b9336df [2024-12-06 00:15:22,067 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:15:22,068 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/sv-benchmarks/c/pthread/twostage_3.i [2024-12-06 00:15:22,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data/5f1b8ea49/799e34e1afbc476a8bce0117c9c3647a/FLAG94b9336df [2024-12-06 00:15:22,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/data/5f1b8ea49/799e34e1afbc476a8bce0117c9c3647a [2024-12-06 00:15:22,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:15:22,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:15:22,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:22,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:15:22,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:15:22,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:22" (1/1) ... [2024-12-06 00:15:22,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c83664d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:22, skipping insertion in model container [2024-12-06 00:15:22,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:22" (1/1) ... [2024-12-06 00:15:22,411 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:15:22,944 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:15:22,945 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:15:22,963 WARN L1675 CHandler]: Possible shadowing of function lock [2024-12-06 00:15:22,964 WARN L1675 CHandler]: Possible shadowing of function lock [2024-12-06 00:15:22,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:22,979 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:15:23,056 WARN L1675 CHandler]: Possible shadowing of function lock [2024-12-06 00:15:23,057 WARN L1675 CHandler]: Possible shadowing of function lock [2024-12-06 00:15:23,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:23,139 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:15:23,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23 WrapperNode [2024-12-06 00:15:23,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:23,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:23,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:15:23,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:15:23,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,182 INFO L138 Inliner]: procedures = 376, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 178 [2024-12-06 00:15:23,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:23,182 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:15:23,183 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:15:23,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:15:23,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,202 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:15:23,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:15:23,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:15:23,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:15:23,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:23,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:15:23,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:15:23,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:15:23,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:15:23,258 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2024-12-06 00:15:23,258 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2024-12-06 00:15:23,258 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2024-12-06 00:15:23,259 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2024-12-06 00:15:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:15:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:15:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:15:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:15:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 00:15:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 00:15:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:15:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:15:23,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:15:23,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:15:23,261 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 00:15:23,398 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:15:23,399 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:15:23,767 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:15:23,767 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:15:23,800 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:15:23,801 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 00:15:23,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:23 BoogieIcfgContainer [2024-12-06 00:15:23,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:15:23,802 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:15:23,802 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:15:23,809 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:15:23,809 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:23" (1/1) ... [2024-12-06 00:15:23,810 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:15:23,815 INFO L158 Benchmark]: Toolchain (without parser) took 1446.09ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 54.5MB in the end (delta: 13.2MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-12-06 00:15:23,815 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:23,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.12ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 53.3MB in the end (delta: 14.2MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2024-12-06 00:15:23,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.29ms. Allocated memory is still 92.3MB. Free memory was 53.3MB in the beginning and 50.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:23,816 INFO L158 Benchmark]: Boogie Preprocessor took 28.89ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 48.3MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:15:23,817 INFO L158 Benchmark]: RCFGBuilder took 589.29ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 56.2MB in the end (delta: -7.9MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-12-06 00:15:23,817 INFO L158 Benchmark]: CodeCheck took 11.48ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 54.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:23,820 INFO L338 ainManager$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 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.12ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 53.3MB in the end (delta: 14.2MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.29ms. Allocated memory is still 92.3MB. Free memory was 53.3MB in the beginning and 50.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.89ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 48.3MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 589.29ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 56.2MB in the end (delta: -7.9MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * CodeCheck took 11.48ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 54.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:15:23,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65a661-70fe-4596-8c3a-0e2b9fdd7762/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