./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm --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 854e371c98b43d805c328b457758892c4a501d7b326c2672c089850792494a4b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:37:30,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:37:30,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:37:30,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:37:30,966 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:37:31,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:37:31,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:37:31,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:37:31,004 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:37:31,005 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:37:31,005 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:37:31,006 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:37:31,006 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:37:31,006 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:37:31,007 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:37:31,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:37:31,007 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:37:31,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:37:31,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:37:31,007 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:37:31,007 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:37:31,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:37:31,008 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:37:31,008 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:37:31,008 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:37:31,008 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:37:31,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:37:31,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:31,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:37:31,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:37:31,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:37:31,010 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:37:31,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:37:31,010 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_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm 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 -> 854e371c98b43d805c328b457758892c4a501d7b326c2672c089850792494a4b [2024-11-13 20:37:31,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:37:31,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:37:31,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:37:31,346 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:37:31,347 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:37:31,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread/fib_unsafe-6.i Unable to find full path for "g++" [2024-11-13 20:37:33,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:37:33,699 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:37:33,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/sv-benchmarks/c/pthread/fib_unsafe-6.i [2024-11-13 20:37:33,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/data/e74872d0e/a294e9c5204e4a23afb5a9af5fb26abc/FLAG416e01282 [2024-11-13 20:37:33,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/data/e74872d0e/a294e9c5204e4a23afb5a9af5fb26abc [2024-11-13 20:37:33,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:37:33,743 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:37:33,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:33,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:37:33,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:37:33,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:33,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c9d763b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33, skipping insertion in model container [2024-11-13 20:37:33,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:33,798 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:37:34,224 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_d04ee1d6-85c1-4912-9c6c-a524f88101d1/sv-benchmarks/c/pthread/fib_unsafe-6.i[30243,30256] [2024-11-13 20:37:34,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:34,270 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:37:34,303 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_d04ee1d6-85c1-4912-9c6c-a524f88101d1/sv-benchmarks/c/pthread/fib_unsafe-6.i[30243,30256] [2024-11-13 20:37:34,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:34,345 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:37:34,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34 WrapperNode [2024-11-13 20:37:34,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:34,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:34,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:37:34,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:37:34,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,371 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,394 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 20:37:34,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:34,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:37:34,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:37:34,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:37:34,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,423 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:37:34,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:37:34,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:37:34,427 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:37:34,429 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:34,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:37:34,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:37:34,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:37:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-13 20:37:34,489 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-13 20:37:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-13 20:37:34,489 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-13 20:37:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:37:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:37:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:37:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:37:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:37:34,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:37:34,491 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:37:34,608 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:37:34,610 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:37:34,840 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:37:34,840 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:37:34,855 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:37:34,856 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:37:34,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:34 BoogieIcfgContainer [2024-11-13 20:37:34,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:37:34,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:37:34,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:37:34,870 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:37:34,871 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,872 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:37:34,878 INFO L158 Benchmark]: Toolchain (without parser) took 1135.26ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 80.3MB in the end (delta: 37.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:37:34,879 INFO L158 Benchmark]: CDTParser took 1.63ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:34,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.48ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 97.9MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:37:34,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.82ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 96.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:34,882 INFO L158 Benchmark]: Boogie Preprocessor took 31.25ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.4MB in the end (delta: 983.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:37:34,883 INFO L158 Benchmark]: RCFGBuilder took 429.56ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 81.5MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:37:34,883 INFO L158 Benchmark]: CodeCheck took 19.50ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:34,887 INFO L338 ainManager$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 1.63ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.48ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 97.9MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.82ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 96.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.25ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.4MB in the end (delta: 983.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 429.56ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 81.5MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 19.50ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:37:34,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm --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 854e371c98b43d805c328b457758892c4a501d7b326c2672c089850792494a4b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:37:37,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:37:37,662 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:37:37,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:37:37,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:37:37,719 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:37:37,719 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:37:37,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:37:37,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:37:37,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:37:37,719 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:37:37,720 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:37:37,720 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:37:37,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:37:37,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:37:37,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:37:37,720 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:37:37,720 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:37:37,720 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:37:37,720 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:37:37,722 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:37:37,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:37:37,722 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:37:37,723 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:37:37,723 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:37:37,723 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:37:37,723 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:37:37,723 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:37:37,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:37:37,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:37,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:37:37,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:37:37,724 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:37:37,724 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:37:37,724 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:37:37,725 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:37:37,725 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_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm 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 -> 854e371c98b43d805c328b457758892c4a501d7b326c2672c089850792494a4b [2024-11-13 20:37:38,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:37:38,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:37:38,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:37:38,106 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:37:38,107 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:37:38,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread/fib_unsafe-6.i Unable to find full path for "g++" [2024-11-13 20:37:40,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:37:40,380 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:37:40,380 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/sv-benchmarks/c/pthread/fib_unsafe-6.i [2024-11-13 20:37:40,403 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/data/a5dd3946d/3476a63812864cb390ec481a378d844c/FLAGce23a2075 [2024-11-13 20:37:40,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/data/a5dd3946d/3476a63812864cb390ec481a378d844c [2024-11-13 20:37:40,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:37:40,434 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:37:40,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:40,437 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:37:40,442 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:37:40,443 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:40" (1/1) ... [2024-11-13 20:37:40,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aee04b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:40, skipping insertion in model container [2024-11-13 20:37:40,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:40" (1/1) ... [2024-11-13 20:37:40,498 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:37:40,903 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_d04ee1d6-85c1-4912-9c6c-a524f88101d1/sv-benchmarks/c/pthread/fib_unsafe-6.i[30243,30256] [2024-11-13 20:37:40,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:40,939 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:37:40,991 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_d04ee1d6-85c1-4912-9c6c-a524f88101d1/sv-benchmarks/c/pthread/fib_unsafe-6.i[30243,30256] [2024-11-13 20:37:40,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:41,048 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:37:41,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41 WrapperNode [2024-11-13 20:37:41,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:41,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:41,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:37:41,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:37:41,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,105 INFO L138 Inliner]: procedures = 165, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 20:37:41,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:41,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:37:41,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:37:41,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:37:41,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,118 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:37:41,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:37:41,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:37:41,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:37:41,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:41,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:37:41,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:37:41,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:37:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-13 20:37:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-13 20:37:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-13 20:37:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-13 20:37:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:37:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:37:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:37:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:37:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:37:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:37:41,230 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:37:41,410 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:37:41,412 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:37:41,632 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:37:41,632 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:37:41,643 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:37:41,643 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:37:41,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:41 BoogieIcfgContainer [2024-11-13 20:37:41,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:37:41,644 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:37:41,644 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:37:41,656 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:37:41,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:41,658 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:37:41,663 INFO L158 Benchmark]: Toolchain (without parser) took 1228.82ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 78.3MB in the end (delta: 39.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:37:41,664 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:41,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 614.67ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 96.8MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:37:41,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.34ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 95.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:37:41,665 INFO L158 Benchmark]: Boogie Preprocessor took 45.79ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 93.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:41,665 INFO L158 Benchmark]: RCFGBuilder took 490.77ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 79.4MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:37:41,666 INFO L158 Benchmark]: CodeCheck took 16.70ms. Allocated memory is still 142.6MB. Free memory was 79.4MB in the beginning and 78.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:41,669 INFO L338 ainManager$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 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 614.67ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 96.8MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.34ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 95.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.79ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 93.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 490.77ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 79.4MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 16.70ms. Allocated memory is still 142.6MB. Free memory was 79.4MB in the beginning and 78.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:37:41,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d04ee1d6-85c1-4912-9c6c-a524f88101d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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