./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/stack_longest-2.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_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/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_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/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_1748598f-1885-48a3-8048-af592df5aefc/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 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:38:17,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:38:17,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 03:38:17,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:38:17,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:38:17,626 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:38:17,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:38:17,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:38:17,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:38:17,628 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:38:17,628 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:38:17,628 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:38:17,628 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:38:17,628 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:38:17,628 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:38:17,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:38:17,628 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:38:17,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:38:17,629 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:38:17,629 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:38:17,629 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:38:17,629 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:38:17,629 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:38:17,629 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:38:17,629 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:38:17,629 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:38:17,629 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:38:17,630 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:38:17,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:38:17,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:17,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:38:17,630 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:38:17,630 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:38:17,630 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:38:17,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:38:17,631 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_1748598f-1885-48a3-8048-af592df5aefc/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 -> 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 [2024-12-06 03:38:17,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:38:17,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:38:17,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:38:17,922 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:38:17,923 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:38:17,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/stack_longest-2.i [2024-12-06 03:38:21,282 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data/c47ddd608/ae9eea1fb4dc4d7980d22f2d5e5e4c83/FLAG1ee979217 [2024-12-06 03:38:21,556 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:38:21,557 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/sv-benchmarks/c/pthread/stack_longest-2.i [2024-12-06 03:38:21,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data/c47ddd608/ae9eea1fb4dc4d7980d22f2d5e5e4c83/FLAG1ee979217 [2024-12-06 03:38:21,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data/c47ddd608/ae9eea1fb4dc4d7980d22f2d5e5e4c83 [2024-12-06 03:38:21,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:38:21,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:38:21,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:21,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:38:21,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:38:21,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:21" (1/1) ... [2024-12-06 03:38:21,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c98cb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:21, skipping insertion in model container [2024-12-06 03:38:21,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:21" (1/1) ... [2024-12-06 03:38:21,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:38:22,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:22,321 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:38:22,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:22,479 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:38:22,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22 WrapperNode [2024-12-06 03:38:22,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:22,481 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:22,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:38:22,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:38:22,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,583 INFO L138 Inliner]: procedures = 277, calls = 831, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 945 [2024-12-06 03:38:22,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:22,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:38:22,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:38:22,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:38:22,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,603 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,642 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,644 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:38:22,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:38:22,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:38:22,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:38:22,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:22" (1/1) ... [2024-12-06 03:38:22,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:22,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:38:22,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:38:22,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:38:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 03:38:22,752 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 03:38:22,752 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 03:38:22,752 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 03:38:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 03:38:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:38:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:38:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2024-12-06 03:38:22,753 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2024-12-06 03:38:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 03:38:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:38:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-12-06 03:38:22,753 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-12-06 03:38:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:38:22,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:38:22,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:38:22,755 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 03:38:22,899 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:38:22,901 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:38:24,228 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:38:24,228 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:38:24,279 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:38:24,279 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:38:24,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:24 BoogieIcfgContainer [2024-12-06 03:38:24,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:38:24,281 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:38:24,281 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:38:24,293 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:38:24,293 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:24" (1/1) ... [2024-12-06 03:38:24,295 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 03:38:24,301 INFO L158 Benchmark]: Toolchain (without parser) took 2457.04ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 90.5MB in the beginning and 170.7MB in the end (delta: -80.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-12-06 03:38:24,302 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:38:24,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 636.03ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 52.6MB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 03:38:24,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.43ms. Allocated memory is still 117.4MB. Free memory was 52.6MB in the beginning and 43.9MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:38:24,303 INFO L158 Benchmark]: Boogie Preprocessor took 79.62ms. Allocated memory is still 117.4MB. Free memory was 43.9MB in the beginning and 38.2MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:38:24,304 INFO L158 Benchmark]: RCFGBuilder took 1615.10ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 38.2MB in the beginning and 171.5MB in the end (delta: -133.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2024-12-06 03:38:24,305 INFO L158 Benchmark]: CodeCheck took 18.87ms. Allocated memory is still 226.5MB. Free memory was 171.5MB in the beginning and 170.7MB in the end (delta: 869.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:38:24,307 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 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 636.03ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 52.6MB in the end (delta: 37.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.43ms. Allocated memory is still 117.4MB. Free memory was 52.6MB in the beginning and 43.9MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.62ms. Allocated memory is still 117.4MB. Free memory was 43.9MB in the beginning and 38.2MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1615.10ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 38.2MB in the beginning and 171.5MB in the end (delta: -133.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * CodeCheck took 18.87ms. Allocated memory is still 226.5MB. Free memory was 171.5MB in the beginning and 170.7MB in the end (delta: 869.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:38:24,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/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_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/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_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/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_1748598f-1885-48a3-8048-af592df5aefc/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 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:38:26,688 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:38:26,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 03:38:26,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:38:26,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:38:26,819 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:38:26,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:38:26,819 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:38:26,820 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:38:26,820 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:38:26,820 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:38:26,820 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:38:26,820 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:38:26,820 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:38:26,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:38:26,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:38:26,820 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:38:26,821 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:38:26,821 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:38:26,821 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:38:26,821 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:38:26,821 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:38:26,821 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:38:26,821 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:38:26,821 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:38:26,822 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:38:26,822 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:38:26,822 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:38:26,822 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:38:26,822 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:38:26,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:38:26,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:26,822 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:38:26,822 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:38:26,823 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:38:26,823 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:38:26,823 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:38:26,823 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:38:26,823 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_1748598f-1885-48a3-8048-af592df5aefc/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 -> 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 [2024-12-06 03:38:27,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:38:27,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:38:27,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:38:27,138 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:38:27,138 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:38:27,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/stack_longest-2.i [2024-12-06 03:38:30,487 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data/0dc93ad1e/1f971cadaea74d9aa85285a10aea6452/FLAG1ac070bed [2024-12-06 03:38:30,798 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:38:30,799 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/sv-benchmarks/c/pthread/stack_longest-2.i [2024-12-06 03:38:30,815 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data/0dc93ad1e/1f971cadaea74d9aa85285a10aea6452/FLAG1ac070bed [2024-12-06 03:38:31,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/data/0dc93ad1e/1f971cadaea74d9aa85285a10aea6452 [2024-12-06 03:38:31,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:38:31,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:38:31,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:31,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:38:31,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:38:31,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75a4c6ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31, skipping insertion in model container [2024-12-06 03:38:31,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,091 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:38:31,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:31,530 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:38:31,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:38:31,750 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:38:31,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31 WrapperNode [2024-12-06 03:38:31,751 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:38:31,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:31,752 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:38:31,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:38:31,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,854 INFO L138 Inliner]: procedures = 281, calls = 831, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 942 [2024-12-06 03:38:31,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:38:31,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:38:31,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:38:31,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:38:31,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,926 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,928 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,938 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:38:31,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:38:31,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:38:31,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:38:31,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:38:31" (1/1) ... [2024-12-06 03:38:31,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:38:31,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:38:31,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:38:31,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:38:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 03:38:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 03:38:32,023 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 03:38:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 03:38:32,023 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 03:38:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 03:38:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:38:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 03:38:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 03:38:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2024-12-06 03:38:32,024 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2024-12-06 03:38:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 03:38:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:38:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-12-06 03:38:32,024 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-12-06 03:38:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:38:32,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:38:32,026 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 03:38:32,187 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:38:32,189 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:38:34,110 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:38:34,110 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:38:34,178 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:38:34,178 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:38:34,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:34 BoogieIcfgContainer [2024-12-06 03:38:34,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:38:34,179 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:38:34,179 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:38:34,192 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:38:34,192 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:38:34" (1/1) ... [2024-12-06 03:38:34,193 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 03:38:34,199 INFO L158 Benchmark]: Toolchain (without parser) took 3145.04ms. Allocated memory was 83.9MB in the beginning and 176.2MB in the end (delta: 92.3MB). Free memory was 59.8MB in the beginning and 136.2MB in the end (delta: -76.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-12-06 03:38:34,200 INFO L158 Benchmark]: CDTParser took 0.37ms. 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 03:38:34,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 697.17ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 44.0MB in the end (delta: 15.6MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-12-06 03:38:34,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.51ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 35.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:38:34,202 INFO L158 Benchmark]: Boogie Preprocessor took 93.85ms. Allocated memory was 83.9MB in the beginning and 176.2MB in the end (delta: 92.3MB). Free memory was 35.2MB in the beginning and 143.9MB in the end (delta: -108.7MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-12-06 03:38:34,202 INFO L158 Benchmark]: RCFGBuilder took 2228.80ms. Allocated memory is still 176.2MB. Free memory was 143.9MB in the beginning and 137.6MB in the end (delta: 6.3MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. [2024-12-06 03:38:34,203 INFO L158 Benchmark]: CodeCheck took 17.83ms. Allocated memory is still 176.2MB. Free memory was 137.6MB in the beginning and 136.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:38:34,206 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 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 697.17ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 44.0MB in the end (delta: 15.6MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.51ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 35.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.85ms. Allocated memory was 83.9MB in the beginning and 176.2MB in the end (delta: 92.3MB). Free memory was 35.2MB in the beginning and 143.9MB in the end (delta: -108.7MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2228.80ms. Allocated memory is still 176.2MB. Free memory was 143.9MB in the beginning and 137.6MB in the end (delta: 6.3MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. * CodeCheck took 17.83ms. Allocated memory is still 176.2MB. Free memory was 137.6MB in the beginning and 136.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:38:34,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1748598f-1885-48a3-8048-af592df5aefc/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