./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/fib_safe-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/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_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d0c5b9355e30d5caa4f24695b56ab4fa8d9d282078ca8b4e24a8f9b8920e450 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:43,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:43,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:42:43,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:42:43,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:42:43,658 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:43,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:43,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:43,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:43,659 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:43,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:43,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:43,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:43,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:43,661 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:43,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:43,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:43,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:43,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:43,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:43,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:43,661 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:42:43,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:42:43,661 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_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/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 ! call(reach_error())) ) 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 -> 4d0c5b9355e30d5caa4f24695b56ab4fa8d9d282078ca8b4e24a8f9b8920e450 [2024-12-05 21:42:43,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:43,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:43,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:43,915 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:43,915 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:43,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-10.i [2024-12-05 21:42:46,629 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data/2e288bdb1/71185255502f4657a8cd0ab36fd823d7/FLAG7efbe907c [2024-12-05 21:42:46,867 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:46,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/sv-benchmarks/c/pthread/fib_safe-10.i [2024-12-05 21:42:46,880 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data/2e288bdb1/71185255502f4657a8cd0ab36fd823d7/FLAG7efbe907c [2024-12-05 21:42:47,192 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data/2e288bdb1/71185255502f4657a8cd0ab36fd823d7 [2024-12-05 21:42:47,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:47,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:47,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:47,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:47,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:47,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,201 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f58dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47, skipping insertion in model container [2024-12-05 21:42:47,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,228 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:47,459 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/sv-benchmarks/c/pthread/fib_safe-10.i[30241,30254] [2024-12-05 21:42:47,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:47,488 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:47,514 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/sv-benchmarks/c/pthread/fib_safe-10.i[30241,30254] [2024-12-05 21:42:47,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:47,550 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:47,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47 WrapperNode [2024-12-05 21:42:47,551 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:47,551 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:47,551 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:47,552 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:47,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,576 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-12-05 21:42:47,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:47,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:47,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:47,577 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:47,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,587 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,590 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,592 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:47,593 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:47,593 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:47,594 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:47,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:47,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:47,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:47,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-05 21:42:47,640 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-05 21:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-05 21:42:47,640 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-05 21:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:47,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:47,641 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 21:42:47,731 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:47,733 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:47,869 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:42:47,869 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:47,878 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:47,879 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 21:42:47,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:47 BoogieIcfgContainer [2024-12-05 21:42:47,879 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:47,880 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:47,880 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:47,889 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:47,889 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:47" (1/1) ... [2024-12-05 21:42:47,890 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:42:47,895 INFO L158 Benchmark]: Toolchain (without parser) took 700.15ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 78.5MB in the end (delta: 36.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:42:47,896 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:47,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.39ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 95.5MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:42:47,896 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.77ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:47,897 INFO L158 Benchmark]: Boogie Preprocessor took 16.34ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 92.9MB in the end (delta: 949.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:47,897 INFO L158 Benchmark]: RCFGBuilder took 285.83ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 79.9MB in the end (delta: 13.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:47,898 INFO L158 Benchmark]: CodeCheck took 13.95ms. Allocated memory is still 142.6MB. Free memory was 79.9MB in the beginning and 78.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:47,900 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.39ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 95.5MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.77ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.34ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 92.9MB in the end (delta: 949.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 285.83ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 79.9MB in the end (delta: 13.0MB). There was no memory consumed. Max. memory is 16.1GB. * CodeCheck took 13.95ms. Allocated memory is still 142.6MB. Free memory was 79.9MB in the beginning and 78.5MB 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. [2024-12-05 21:42:47,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/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_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/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_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d0c5b9355e30d5caa4f24695b56ab4fa8d9d282078ca8b4e24a8f9b8920e450 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:49,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:49,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:42:49,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:49,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:49,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:49,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:49,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:49,982 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:49,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:49,982 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:49,982 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:49,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:49,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:49,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:49,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:49,982 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:49,983 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:49,983 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:42:49,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:49,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:49,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:49,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:49,984 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:49,984 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:42:49,984 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:49,984 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:42:49,984 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_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/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 ! call(reach_error())) ) 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 -> 4d0c5b9355e30d5caa4f24695b56ab4fa8d9d282078ca8b4e24a8f9b8920e450 [2024-12-05 21:42:50,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:50,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:50,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:50,245 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:50,245 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:50,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-10.i [2024-12-05 21:42:52,880 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data/b635f0d06/0ce1b8b23c944e85afce37ca2981dbd0/FLAG730685302 [2024-12-05 21:42:53,089 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:53,089 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/sv-benchmarks/c/pthread/fib_safe-10.i [2024-12-05 21:42:53,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data/b635f0d06/0ce1b8b23c944e85afce37ca2981dbd0/FLAG730685302 [2024-12-05 21:42:53,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/data/b635f0d06/0ce1b8b23c944e85afce37ca2981dbd0 [2024-12-05 21:42:53,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:53,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:53,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:53,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:53,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:53,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50920cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53, skipping insertion in model container [2024-12-05 21:42:53,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,150 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:53,389 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/sv-benchmarks/c/pthread/fib_safe-10.i[30241,30254] [2024-12-05 21:42:53,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:53,417 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:53,451 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/sv-benchmarks/c/pthread/fib_safe-10.i[30241,30254] [2024-12-05 21:42:53,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:53,485 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:53,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53 WrapperNode [2024-12-05 21:42:53,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:53,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:53,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:53,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:53,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,517 INFO L138 Inliner]: procedures = 165, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-12-05 21:42:53,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:53,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:53,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:53,518 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:53,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,525 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,531 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:53,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:53,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:53,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:53,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:53,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:53,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:53,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:53,592 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-05 21:42:53,592 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-05 21:42:53,592 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-05 21:42:53,592 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-05 21:42:53,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:42:53,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:53,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:42:53,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:42:53,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:53,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:53,594 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 21:42:53,713 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:53,715 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:53,872 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:42:53,872 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:53,883 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:53,883 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 21:42:53,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:53 BoogieIcfgContainer [2024-12-05 21:42:53,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:53,884 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:53,884 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:53,894 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:53,894 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:53" (1/1) ... [2024-12-05 21:42:53,895 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:42:53,901 INFO L158 Benchmark]: Toolchain (without parser) took 782.16ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 59.4MB in the end (delta: 9.2MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:53,901 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:53,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.83ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 48.1MB in the end (delta: 20.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:42:53,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.88ms. Allocated memory is still 92.3MB. Free memory was 48.1MB in the beginning and 46.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:53,902 INFO L158 Benchmark]: Boogie Preprocessor took 24.49ms. Allocated memory is still 92.3MB. Free memory was 46.4MB in the beginning and 44.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:53,902 INFO L158 Benchmark]: RCFGBuilder took 340.91ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 60.6MB in the end (delta: -15.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:53,903 INFO L158 Benchmark]: CodeCheck took 14.57ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 59.4MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:42:53,905 INFO L338 ainManager$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 0.27ms. Allocated memory is still 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.83ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 48.1MB in the end (delta: 20.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.88ms. Allocated memory is still 92.3MB. Free memory was 48.1MB in the beginning and 46.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.49ms. Allocated memory is still 92.3MB. Free memory was 46.4MB in the beginning and 44.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 340.91ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 60.6MB in the end (delta: -15.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * CodeCheck took 14.57ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 59.4MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:42:53,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f49fce-70df-4e53-b86e-6d5c6e0dd90e/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