./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.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_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/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_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/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_1cb68ad7-58fe-4bfe-8264-f18a05076e54/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 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:52:37,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:52:37,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 02:52:37,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:52:37,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:52:37,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:52:37,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:52:37,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:52:37,450 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:52:37,450 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:52:37,450 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:52:37,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:52:37,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:52:37,450 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 02:52:37,450 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 02:52:37,450 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 02:52:37,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:52:37,451 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:52:37,451 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:52:37,451 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:52:37,451 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:52:37,451 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:52:37,451 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:52:37,451 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:52:37,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:52:37,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:52:37,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:52:37,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:52:37,452 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:52:37,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:52:37,452 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_1cb68ad7-58fe-4bfe-8264-f18a05076e54/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 -> 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 [2024-12-06 02:52:37,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:52:37,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:52:37,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:52:37,694 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:52:37,695 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:52:37,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2024-12-06 02:52:40,342 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data/6fcad3d7c/9b39a8fc238b4b13acc12091ad4a27a8/FLAGad21e19e3 [2024-12-06 02:52:40,613 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:52:40,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2024-12-06 02:52:40,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data/6fcad3d7c/9b39a8fc238b4b13acc12091ad4a27a8/FLAGad21e19e3 [2024-12-06 02:52:40,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data/6fcad3d7c/9b39a8fc238b4b13acc12091ad4a27a8 [2024-12-06 02:52:40,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:52:40,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:52:40,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:52:40,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:52:40,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:52:40,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:52:40" (1/1) ... [2024-12-06 02:52:40,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca7c743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:40, skipping insertion in model container [2024-12-06 02:52:40,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:52:40" (1/1) ... [2024-12-06 02:52:40,943 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:52:41,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:52:41,172 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:52:41,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:52:41,238 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:52:41,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41 WrapperNode [2024-12-06 02:52:41,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:52:41,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:52:41,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:52:41,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:52:41,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,273 INFO L138 Inliner]: procedures = 172, calls = 37, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 168 [2024-12-06 02:52:41,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:52:41,274 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:52:41,274 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:52:41,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:52:41,279 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,288 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:52:41,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:52:41,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:52:41,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:52:41,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:52:41,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:52:41,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:52:41,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:52:41,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:52:41,347 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 02:52:41,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 02:52:41,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:52:41,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:52:41,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:52:41,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:52:41,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:52:41,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:52:41,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:52:41,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:52:41,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:52:41,349 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 02:52:41,445 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:52:41,446 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:52:41,733 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:52:41,733 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:52:41,880 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:52:41,880 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-06 02:52:41,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:41 BoogieIcfgContainer [2024-12-06 02:52:41,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:52:41,881 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:52:41,881 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:52:41,891 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:52:41,891 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:41" (1/1) ... [2024-12-06 02:52:41,892 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:52:41,897 INFO L158 Benchmark]: Toolchain (without parser) took 983.58ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 107.0MB in the end (delta: 10.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-12-06 02:52:41,897 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:41,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.95ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 97.3MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:52:41,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.84ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 95.3MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:52:41,898 INFO L158 Benchmark]: Boogie Preprocessor took 24.37ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 93.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:41,898 INFO L158 Benchmark]: RCFGBuilder took 581.68ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 108.6MB in the end (delta: -14.8MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-12-06 02:52:41,899 INFO L158 Benchmark]: CodeCheck took 13.73ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.0MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:52:41,901 INFO L338 ainManager$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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.95ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 97.3MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.84ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 95.3MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.37ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 93.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.68ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 108.6MB in the end (delta: -14.8MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * CodeCheck took 13.73ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.0MB in the end (delta: 1.0MB). 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 02:52:41,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/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_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/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_1cb68ad7-58fe-4bfe-8264-f18a05076e54/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 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:52:43,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:52:43,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-06 02:52:43,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:52:43,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:52:43,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:52:43,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:52:43,942 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:52:43,943 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:52:43,943 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:52:43,943 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:52:43,943 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:52:43,943 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:52:43,943 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:52:43,943 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:52:43,943 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:52:43,943 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:43,944 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:52:43,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:52:43,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:52:43,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:52:43,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:52:43,944 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:52:43,944 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:43,944 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:52:43,944 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_1cb68ad7-58fe-4bfe-8264-f18a05076e54/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 -> 5bf99dd5722e6551de991a345b21615b777cf7cef3d452afb8b79773fd45d3d8 [2024-12-06 02:52:44,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:52:44,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:52:44,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:52:44,175 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:52:44,175 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:52:44,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2024-12-06 02:52:46,846 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data/7863df958/985d349888d143e6a1a7a575d46451dc/FLAGf53b885d4 [2024-12-06 02:52:47,058 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:52:47,059 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/sv-benchmarks/c/pthread-ext/36_stack_cas_p0_vs_concur.i [2024-12-06 02:52:47,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data/7863df958/985d349888d143e6a1a7a575d46451dc/FLAGf53b885d4 [2024-12-06 02:52:47,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/data/7863df958/985d349888d143e6a1a7a575d46451dc [2024-12-06 02:52:47,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:52:47,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:52:47,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:52:47,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:52:47,087 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:52:47,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dbb4a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47, skipping insertion in model container [2024-12-06 02:52:47,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:52:47,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:52:47,391 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:52:47,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:52:47,475 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:52:47,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47 WrapperNode [2024-12-06 02:52:47,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:52:47,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:52:47,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:52:47,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:52:47,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,516 INFO L138 Inliner]: procedures = 176, calls = 37, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 169 [2024-12-06 02:52:47,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:52:47,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:52:47,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:52:47,517 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:52:47,524 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,536 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,544 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:52:47,547 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:52:47,548 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:52:47,548 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:52:47,549 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:47" (1/1) ... [2024-12-06 02:52:47,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:52:47,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:52:47,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:52:47,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:52:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:52:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 02:52:47,603 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 02:52:47,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:52:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:52:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:52:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:52:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:52:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:52:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 02:52:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:52:47,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:52:47,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:52:47,608 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 02:52:47,731 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:52:47,733 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:52:48,128 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:52:48,128 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:52:48,303 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:52:48,303 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-06 02:52:48,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:48 BoogieIcfgContainer [2024-12-06 02:52:48,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:52:48,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:52:48,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:52:48,314 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:52:48,314 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:48" (1/1) ... [2024-12-06 02:52:48,315 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:52:48,320 INFO L158 Benchmark]: Toolchain (without parser) took 1237.14ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 52.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-12-06 02:52:48,320 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:48,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.00ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 47.1MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:52:48,321 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.81ms. Allocated memory is still 92.3MB. Free memory was 47.1MB in the beginning and 45.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:48,322 INFO L158 Benchmark]: Boogie Preprocessor took 29.74ms. Allocated memory is still 92.3MB. Free memory was 45.0MB in the beginning and 43.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:48,322 INFO L158 Benchmark]: RCFGBuilder took 756.38ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 54.0MB in the end (delta: -10.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2024-12-06 02:52:48,322 INFO L158 Benchmark]: CodeCheck took 14.22ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 52.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:48,325 INFO L338 ainManager$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 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.00ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 47.1MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.81ms. Allocated memory is still 92.3MB. Free memory was 47.1MB in the beginning and 45.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.74ms. Allocated memory is still 92.3MB. Free memory was 45.0MB in the beginning and 43.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 756.38ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 54.0MB in the end (delta: -10.8MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * CodeCheck took 14.22ms. Allocated memory is still 92.3MB. Free memory was 54.0MB in the beginning and 52.5MB 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 02:52:48,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cb68ad7-58fe-4bfe-8264-f18a05076e54/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