./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-7.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_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/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_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/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_3b0c6133-242b-4253-a559-6a563c2c5a66/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 7399a2144dae504b22d3bd9a68ebd91d200de1e145cd9c7db720353ffec7d306 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:35:16,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:35:16,383 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 02:35:16,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:35:16,388 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:35:16,409 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:35:16,410 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:35:16,410 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:35:16,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:35:16,410 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:35:16,410 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:35:16,410 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:35:16,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:35:16,411 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 02:35:16,411 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 02:35:16,411 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 02:35:16,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:35:16,411 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:35:16,411 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:35:16,411 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:35:16,411 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:35:16,411 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:35:16,411 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:35:16,412 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:35:16,412 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:35:16,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:35:16,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:35:16,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:35:16,412 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:35:16,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:35:16,412 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_3b0c6133-242b-4253-a559-6a563c2c5a66/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 -> 7399a2144dae504b22d3bd9a68ebd91d200de1e145cd9c7db720353ffec7d306 [2024-12-06 02:35:16,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:35:16,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:35:16,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:35:16,670 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:35:16,670 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:35:16,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_unsafe-7.i [2024-12-06 02:35:19,442 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data/ed0c431bb/af5f292416b44745a1569aec2e0df463/FLAG8e593b8fa [2024-12-06 02:35:19,708 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:35:19,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/sv-benchmarks/c/pthread/fib_unsafe-7.i [2024-12-06 02:35:19,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data/ed0c431bb/af5f292416b44745a1569aec2e0df463/FLAG8e593b8fa [2024-12-06 02:35:20,012 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data/ed0c431bb/af5f292416b44745a1569aec2e0df463 [2024-12-06 02:35:20,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:35:20,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:35:20,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:35:20,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:35:20,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:35:20,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9ccf5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20, skipping insertion in model container [2024-12-06 02:35:20,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,059 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:35:20,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:35:20,387 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:35:20,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:35:20,470 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:35:20,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20 WrapperNode [2024-12-06 02:35:20,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:35:20,471 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:35:20,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:35:20,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:35:20,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,486 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,504 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-12-06 02:35:20,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:35:20,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:35:20,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:35:20,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:35:20,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,521 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:35:20,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:35:20,531 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:35:20,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:35:20,532 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:35:20,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:35:20,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:35:20,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:35:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 02:35:20,584 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 02:35:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 02:35:20,584 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 02:35:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:35:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:35:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:35:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:35:20,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:35:20,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:35:20,586 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 02:35:20,686 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:35:20,688 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:35:20,847 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:35:20,847 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:35:20,858 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:35:20,858 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:35:20,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:35:20 BoogieIcfgContainer [2024-12-06 02:35:20,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:35:20,860 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:35:20,860 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:35:20,868 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:35:20,869 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:35:20" (1/1) ... [2024-12-06 02:35:20,869 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:35:20,875 INFO L158 Benchmark]: Toolchain (without parser) took 858.48ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 78.3MB in the end (delta: 37.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 02:35:20,875 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:35:20,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.54ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 96.1MB in the end (delta: 19.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:35:20,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.78ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 94.5MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:35:20,877 INFO L158 Benchmark]: Boogie Preprocessor took 25.73ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 93.4MB in the end (delta: 825.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:35:20,877 INFO L158 Benchmark]: RCFGBuilder took 328.01ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 79.7MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:35:20,878 INFO L158 Benchmark]: CodeCheck took 12.89ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 78.3MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:35:20,880 INFO L338 ainManager$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 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.54ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 96.1MB in the end (delta: 19.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.78ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 94.5MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.73ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 93.4MB in the end (delta: 825.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 328.01ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 79.7MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 12.89ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 78.3MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:35:20,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/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_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/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_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/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_3b0c6133-242b-4253-a559-6a563c2c5a66/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 7399a2144dae504b22d3bd9a68ebd91d200de1e145cd9c7db720353ffec7d306 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:35:23,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:35:23,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-06 02:35:23,277 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:35:23,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:35:23,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:35:23,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:35:23,278 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:35:23,278 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:35:23,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:35:23,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:35:23,279 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 02:35:23,279 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 02:35:23,279 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 02:35:23,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:35:23,279 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:35:23,279 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:35:23,279 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:35:23,280 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:35:23,280 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:35:23,280 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:35:23,280 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:35:23,280 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:35:23,280 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:35:23,280 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:35:23,280 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:23,281 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:35:23,281 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:35:23,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:35:23,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:35:23,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:35:23,281 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:35:23,281 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:23,281 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:35:23,282 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_3b0c6133-242b-4253-a559-6a563c2c5a66/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 -> 7399a2144dae504b22d3bd9a68ebd91d200de1e145cd9c7db720353ffec7d306 [2024-12-06 02:35:23,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:35:23,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:35:23,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:35:23,557 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:35:23,557 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:35:23,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_unsafe-7.i [2024-12-06 02:35:26,550 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data/323b04591/69e8acabfcf84e6fb3dbd139d2d27267/FLAGcfa1fa135 [2024-12-06 02:35:26,830 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:35:26,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/sv-benchmarks/c/pthread/fib_unsafe-7.i [2024-12-06 02:35:26,846 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data/323b04591/69e8acabfcf84e6fb3dbd139d2d27267/FLAGcfa1fa135 [2024-12-06 02:35:26,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/data/323b04591/69e8acabfcf84e6fb3dbd139d2d27267 [2024-12-06 02:35:26,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:35:26,866 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:35:26,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:35:26,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:35:26,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:35:26,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:35:26" (1/1) ... [2024-12-06 02:35:26,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@266e076f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:26, skipping insertion in model container [2024-12-06 02:35:26,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:35:26" (1/1) ... [2024-12-06 02:35:26,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:35:27,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:35:27,229 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:35:27,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:35:27,307 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:35:27,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27 WrapperNode [2024-12-06 02:35:27,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:35:27,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:35:27,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:35:27,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:35:27,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,346 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-12-06 02:35:27,347 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:35:27,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:35:27,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:35:27,348 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:35:27,353 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,356 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,356 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,363 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:35:27,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:35:27,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:35:27,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:35:27,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:35:27,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:35:27,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:35:27,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:35:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 02:35:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 02:35:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 02:35:27,439 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 02:35:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:35:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:35:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:35:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:35:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:35:27,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:35:27,441 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 02:35:27,590 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:35:27,592 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:35:27,798 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:35:27,798 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:35:27,809 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:35:27,809 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:35:27,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:35:27 BoogieIcfgContainer [2024-12-06 02:35:27,810 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:35:27,811 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:35:27,811 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:35:27,820 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:35:27,820 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:35:27" (1/1) ... [2024-12-06 02:35:27,821 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:35:27,826 INFO L158 Benchmark]: Toolchain (without parser) took 960.13ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 59.1MB in the end (delta: 8.9MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-12-06 02:35:27,827 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:35:27,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.42ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 48.0MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:35:27,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.62ms. Allocated memory is still 92.3MB. Free memory was 47.9MB in the beginning and 46.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:35:27,828 INFO L158 Benchmark]: Boogie Preprocessor took 26.14ms. Allocated memory is still 92.3MB. Free memory was 46.2MB in the beginning and 44.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:35:27,829 INFO L158 Benchmark]: RCFGBuilder took 435.62ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 60.6MB in the end (delta: -15.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-12-06 02:35:27,829 INFO L158 Benchmark]: CodeCheck took 14.16ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 59.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:35:27,832 INFO L338 ainManager$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 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.42ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 48.0MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.62ms. Allocated memory is still 92.3MB. Free memory was 47.9MB in the beginning and 46.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.14ms. Allocated memory is still 92.3MB. Free memory was 46.2MB in the beginning and 44.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 435.62ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 60.6MB in the end (delta: -15.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * CodeCheck took 14.16ms. Allocated memory is still 92.3MB. Free memory was 60.6MB in the beginning and 59.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:35:27,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b0c6133-242b-4253-a559-6a563c2c5a66/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