./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/fib_safe-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/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_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:49:50,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:49:50,843 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 04:49:50,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:49:50,848 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:49:50,868 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:49:50,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:49:50,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:49:50,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:49:50,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:49:50,869 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:49:50,870 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:49:50,871 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:49:50,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:49:50,871 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:49:50,871 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:49:50,871 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:49:50,871 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:49:50,871 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:49:50,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:49:50,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:49:50,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:49:50,872 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:49:50,872 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:49:50,872 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:49:50,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:49:50,872 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_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2024-12-06 04:49:51,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:49:51,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:49:51,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:49:51,134 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:49:51,134 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:49:51,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-7.i [2024-12-06 04:49:53,775 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data/4440ee7a2/4bdc04aaf017446c90fbb962688c557b/FLAGde289be92 [2024-12-06 04:49:54,013 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:49:54,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/sv-benchmarks/c/pthread/fib_safe-7.i [2024-12-06 04:49:54,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data/4440ee7a2/4bdc04aaf017446c90fbb962688c557b/FLAGde289be92 [2024-12-06 04:49:54,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data/4440ee7a2/4bdc04aaf017446c90fbb962688c557b [2024-12-06 04:49:54,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:49:54,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:49:54,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:49:54,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:49:54,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:49:54,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7096c09d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54, skipping insertion in model container [2024-12-06 04:49:54,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,364 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:49:54,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:49:54,616 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:49:54,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:49:54,684 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:49:54,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54 WrapperNode [2024-12-06 04:49:54,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:49:54,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:49:54,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:49:54,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:49:54,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,717 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-06 04:49:54,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:49:54,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:49:54,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:49:54,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:49:54,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,726 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,731 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,740 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:49:54,741 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:49:54,741 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:49:54,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:49:54,742 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:54" (1/1) ... [2024-12-06 04:49:54,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:49:54,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:49:54,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:49:54,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:49:54,788 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 04:49:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 04:49:54,789 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 04:49:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 04:49:54,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:49:54,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:49:54,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:49:54,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:49:54,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:49:54,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:49:54,790 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:49:54,882 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:49:54,884 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:49:55,050 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:49:55,050 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:49:55,078 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:49:55,078 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 04:49:55,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:49:55 BoogieIcfgContainer [2024-12-06 04:49:55,078 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:49:55,079 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:49:55,079 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:49:55,088 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:49:55,088 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:49:55" (1/1) ... [2024-12-06 04:49:55,089 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:49:55,093 INFO L158 Benchmark]: Toolchain (without parser) took 754.01ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 75.8MB in the end (delta: 39.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 04:49:55,093 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:49:55,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.09ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 96.4MB in the end (delta: 18.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:49:55,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.05ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 94.7MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:49:55,094 INFO L158 Benchmark]: Boogie Preprocessor took 22.35ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 93.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:49:55,095 INFO L158 Benchmark]: RCFGBuilder took 337.79ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 77.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:49:55,095 INFO L158 Benchmark]: CodeCheck took 12.83ms. Allocated memory is still 142.6MB. Free memory was 77.1MB in the beginning and 75.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:49:55,097 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.09ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 96.4MB in the end (delta: 18.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.05ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 94.7MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.35ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 93.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 337.79ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 77.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12.83ms. Allocated memory is still 142.6MB. Free memory was 77.1MB in the beginning and 75.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:49:55,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/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_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/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_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:49:57,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:49:57,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 04:49:57,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:49:57,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:49:57,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:49:57,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:49:57,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:49:57,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:49:57,139 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:49:57,139 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:49:57,139 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:49:57,140 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:49:57,141 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:49:57,141 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:49:57,141 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:49:57,141 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:49:57,141 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:49:57,141 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:49:57,141 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:49:57,141 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:49:57,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:49:57,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:49:57,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:49:57,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:49:57,142 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:49:57,142 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:49:57,142 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:49:57,142 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:49:57,142 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_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2024-12-06 04:49:57,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:49:57,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:49:57,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:49:57,376 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:49:57,377 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:49:57,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-7.i [2024-12-06 04:50:00,070 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data/acbe111a8/aa81ac57934a4d13974f33692e139954/FLAGbbfef4ad5 [2024-12-06 04:50:00,309 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:50:00,310 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/sv-benchmarks/c/pthread/fib_safe-7.i [2024-12-06 04:50:00,322 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data/acbe111a8/aa81ac57934a4d13974f33692e139954/FLAGbbfef4ad5 [2024-12-06 04:50:00,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/data/acbe111a8/aa81ac57934a4d13974f33692e139954 [2024-12-06 04:50:00,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:50:00,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:50:00,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:50:00,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:50:00,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:50:00,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea20e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00, skipping insertion in model container [2024-12-06 04:50:00,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,378 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:50:00,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:50:00,650 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:50:00,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:50:00,718 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:50:00,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00 WrapperNode [2024-12-06 04:50:00,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:50:00,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:50:00,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:50:00,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:50:00,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,737 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,754 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-06 04:50:00,754 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:50:00,755 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:50:00,755 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:50:00,755 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:50:00,760 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,770 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,780 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:50:00,781 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:50:00,781 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:50:00,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:50:00,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:50:00" (1/1) ... [2024-12-06 04:50:00,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:50:00,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:50:00,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:50:00,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:50:00,835 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 04:50:00,835 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 04:50:00,835 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 04:50:00,835 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 04:50:00,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:50:00,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:50:00,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:50:00,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:50:00,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:50:00,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:50:00,837 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:50:00,946 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:50:00,947 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:50:01,145 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:50:01,146 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:50:01,175 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:50:01,175 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 04:50:01,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:50:01 BoogieIcfgContainer [2024-12-06 04:50:01,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:50:01,176 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:50:01,177 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:50:01,186 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:50:01,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:50:01" (1/1) ... [2024-12-06 04:50:01,187 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:50:01,192 INFO L158 Benchmark]: Toolchain (without parser) took 850.18ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 56.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,192 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:50:01,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.81ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 48.6MB in the end (delta: 20.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.37ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 46.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,193 INFO L158 Benchmark]: Boogie Preprocessor took 25.38ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 45.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:50:01,194 INFO L158 Benchmark]: RCFGBuilder took 395.08ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 57.5MB in the end (delta: -12.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,194 INFO L158 Benchmark]: CodeCheck took 13.91ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 56.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:50:01,196 INFO L338 ainManager$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 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.81ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 48.6MB in the end (delta: 20.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.37ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 46.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.38ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 45.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 395.08ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 57.5MB in the end (delta: -12.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * CodeCheck took 13.91ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 56.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:50:01,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bad70-3a1a-48d1-a31f-2764c6dc0301/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