./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/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_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:34:51,811 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:34:51,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 05:34:51,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:34:51,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:34:51,887 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:34:51,888 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:34:51,888 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:34:51,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:34:51,888 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:34:51,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:34:51,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:34:51,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:34:51,888 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:34:51,889 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:34:51,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:34:51,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:34:51,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:34:51,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:34:51,890 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:34:51,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:34:51,890 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_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 [2024-12-06 05:34:52,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:34:52,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:34:52,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:34:52,115 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:34:52,116 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:34:52,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_unsafe-10.i [2024-12-06 05:34:54,785 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data/fcece8bc9/9c7b1a80af1f468db57e0c6b2e111fa5/FLAG681cfa336 [2024-12-06 05:34:55,022 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:34:55,023 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/sv-benchmarks/c/pthread/fib_unsafe-10.i [2024-12-06 05:34:55,034 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data/fcece8bc9/9c7b1a80af1f468db57e0c6b2e111fa5/FLAG681cfa336 [2024-12-06 05:34:55,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data/fcece8bc9/9c7b1a80af1f468db57e0c6b2e111fa5 [2024-12-06 05:34:55,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:34:55,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:34:55,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:34:55,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:34:55,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:34:55,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d5e5b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55, skipping insertion in model container [2024-12-06 05:34:55,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:34:55,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:34:55,352 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:34:55,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:34:55,418 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:34:55,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55 WrapperNode [2024-12-06 05:34:55,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:34:55,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:34:55,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:34:55,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:34:55,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,451 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-12-06 05:34:55,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:34:55,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:34:55,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:34:55,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:34:55,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,464 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:34:55,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:34:55,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:34:55,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:34:55,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:34:55,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:34:55,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:34:55,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:34:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 05:34:55,521 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 05:34:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 05:34:55,521 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 05:34:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:34:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:34:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:34:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:34:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:34:55,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:34:55,522 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 05:34:55,618 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:34:55,619 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:34:55,764 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:34:55,764 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:34:55,773 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:34:55,773 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 05:34:55,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:34:55 BoogieIcfgContainer [2024-12-06 05:34:55,773 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:34:55,774 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:34:55,774 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:34:55,781 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:34:55,782 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:34:55" (1/1) ... [2024-12-06 05:34:55,783 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 05:34:55,788 INFO L158 Benchmark]: Toolchain (without parser) took 735.19ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 55.3MB in the end (delta: 36.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 05:34:55,789 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:34:55,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.53ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 72.3MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:34:55,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.29ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 70.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:34:55,790 INFO L158 Benchmark]: Boogie Preprocessor took 21.09ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 69.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:34:55,790 INFO L158 Benchmark]: RCFGBuilder took 300.38ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 56.7MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:34:55,791 INFO L158 Benchmark]: CodeCheck took 12.61ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 55.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:34:55,793 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 0.32ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.53ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 72.3MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.29ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 70.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.09ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 69.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.38ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 56.7MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 12.61ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 55.3MB 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 05:34:55,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/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_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/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_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:34:57,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:34:57,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-06 05:34:57,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:34:57,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:34:57,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:34:57,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:34:57,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:34:57,858 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:34:57,859 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:34:57,859 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:34:57,859 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:34:57,859 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:34:57,859 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:34:57,859 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:34:57,859 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:57,859 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:34:57,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:34:57,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:34:57,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:34:57,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:34:57,860 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:34:57,860 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:57,860 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:34:57,860 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_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 [2024-12-06 05:34:58,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:34:58,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:34:58,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:34:58,117 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:34:58,117 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:34:58,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_unsafe-10.i [2024-12-06 05:35:00,810 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data/0eb7ddbf9/af643b53ae1f4dacb8d25c962c4c6d91/FLAG13efffc39 [2024-12-06 05:35:01,031 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:35:01,032 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/sv-benchmarks/c/pthread/fib_unsafe-10.i [2024-12-06 05:35:01,045 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data/0eb7ddbf9/af643b53ae1f4dacb8d25c962c4c6d91/FLAG13efffc39 [2024-12-06 05:35:01,358 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/data/0eb7ddbf9/af643b53ae1f4dacb8d25c962c4c6d91 [2024-12-06 05:35:01,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:35:01,361 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:35:01,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:35:01,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:35:01,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:35:01,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdb5b1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01, skipping insertion in model container [2024-12-06 05:35:01,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,394 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:35:01,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:35:01,624 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:35:01,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:35:01,692 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:35:01,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01 WrapperNode [2024-12-06 05:35:01,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:35:01,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:35:01,693 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:35:01,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:35:01,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,709 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,721 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-12-06 05:35:01,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:35:01,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:35:01,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:35:01,722 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:35:01,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,733 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:35:01,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:35:01,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:35:01,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:35:01,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:01" (1/1) ... [2024-12-06 05:35:01,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:35:01,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:35:01,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:35:01,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:35:01,797 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 05:35:01,798 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 05:35:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 05:35:01,798 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 05:35:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:35:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:35:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:35:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:35:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:35:01,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:35:01,799 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 05:35:01,905 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:35:01,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:35:02,055 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:35:02,055 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:35:02,063 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:35:02,064 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 05:35:02,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:35:02 BoogieIcfgContainer [2024-12-06 05:35:02,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:35:02,065 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:35:02,065 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:35:02,072 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:35:02,072 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:35:02" (1/1) ... [2024-12-06 05:35:02,073 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:35:02,077 INFO L158 Benchmark]: Toolchain (without parser) took 716.12ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 59.8MB in the end (delta: 8.9MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2024-12-06 05:35:02,078 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:35:02,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.76ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 48.7MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:35:02,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.05ms. Allocated memory is still 92.3MB. Free memory was 48.7MB in the beginning and 47.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:35:02,079 INFO L158 Benchmark]: Boogie Preprocessor took 20.18ms. Allocated memory is still 92.3MB. Free memory was 47.0MB in the beginning and 45.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:35:02,079 INFO L158 Benchmark]: RCFGBuilder took 321.74ms. Allocated memory is still 92.3MB. Free memory was 45.6MB in the beginning and 61.3MB in the end (delta: -15.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-12-06 05:35:02,080 INFO L158 Benchmark]: CodeCheck took 11.45ms. Allocated memory is still 92.3MB. Free memory was 61.3MB in the beginning and 59.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:35:02,082 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.76ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 48.7MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.05ms. Allocated memory is still 92.3MB. Free memory was 48.7MB in the beginning and 47.0MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.18ms. Allocated memory is still 92.3MB. Free memory was 47.0MB in the beginning and 45.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 321.74ms. Allocated memory is still 92.3MB. Free memory was 45.6MB in the beginning and 61.3MB in the end (delta: -15.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * CodeCheck took 11.45ms. Allocated memory is still 92.3MB. Free memory was 61.3MB in the beginning and 59.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:35:02,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bb3d06-c66e-4473-a623-8f1a6618fd8f/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