./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.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_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3 --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 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:41,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:41,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 01:57:41,140 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:57:41,141 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:57:41,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:41,161 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:41,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:41,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:41,162 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:57:41,162 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:57:41,162 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:57:41,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:41,162 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 01:57:41,162 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 01:57:41,162 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 01:57:41,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:41,162 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 01:57:41,163 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:57:41,163 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:41,163 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:41,163 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:41,163 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:41,163 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:41,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:41,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:41,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:41,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:41,164 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:57:41,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:57:41,164 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_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3 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 -> 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 [2024-11-25 01:57:41,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:41,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:41,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:41,438 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:41,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:41,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2024-11-25 01:57:44,340 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data/234d5cd04/7f652affa20a4ab1b22200b396b40808/FLAG9ccda4f84 [2024-11-25 01:57:44,694 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:44,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2024-11-25 01:57:44,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data/234d5cd04/7f652affa20a4ab1b22200b396b40808/FLAG9ccda4f84 [2024-11-25 01:57:44,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data/234d5cd04/7f652affa20a4ab1b22200b396b40808 [2024-11-25 01:57:44,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:44,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:44,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:44,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:44,748 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:44,749 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:44" (1/1) ... [2024-11-25 01:57:44,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca4925a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:44, skipping insertion in model container [2024-11-25 01:57:44,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:44" (1/1) ... [2024-11-25 01:57:44,799 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:45,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:45,205 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:45,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:45,319 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:45,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45 WrapperNode [2024-11-25 01:57:45,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:45,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:45,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:45,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:45,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,370 INFO L138 Inliner]: procedures = 164, calls = 17, calls flagged for inlining = 4, calls inlined = 5, statements flattened = 66 [2024-11-25 01:57:45,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:45,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:45,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:45,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:45,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,385 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,394 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,405 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:45,408 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:45,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:45,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:45,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:45,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:45,447 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:45,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-25 01:57:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-25 01:57:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-25 01:57:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 01:57:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-25 01:57:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:45,484 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 01:57:45,645 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:45,647 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:57:45,883 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 01:57:45,883 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:57:45,919 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:57:45,921 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 01:57:45,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:45 BoogieIcfgContainer [2024-11-25 01:57:45,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:57:45,924 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:57:45,924 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:57:45,936 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:57:45,936 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:45" (1/1) ... [2024-11-25 01:57:45,937 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 01:57:45,947 INFO L158 Benchmark]: Toolchain (without parser) took 1203.05ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 55.4MB in the end (delta: 36.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 01:57:45,948 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:45,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 577.95ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 72.7MB in the end (delta: 19.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:57:45,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.27ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 70.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:57:45,951 INFO L158 Benchmark]: Boogie Preprocessor took 35.31ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 70.0MB in the end (delta: 823.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:45,951 INFO L158 Benchmark]: RCFGBuilder took 514.68ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 56.7MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:57:45,952 INFO L158 Benchmark]: CodeCheck took 18.85ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 55.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:45,955 INFO L338 ainManager$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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 577.95ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 72.7MB in the end (delta: 19.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.27ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 70.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.31ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 70.0MB in the end (delta: 823.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 514.68ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 56.7MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 18.85ms. Allocated memory is still 117.4MB. Free memory was 56.7MB in the beginning and 55.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 01:57:45,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/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_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3 --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 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:48,811 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:48,941 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-25 01:57:48,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:48,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:48,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:48,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:48,991 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:57:48,991 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:57:48,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:57:48,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:48,994 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 01:57:48,994 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 01:57:48,995 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 01:57:48,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:48,996 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 01:57:48,996 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 01:57:48,996 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 01:57:48,996 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 01:57:48,998 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:57:48,998 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:48,998 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:48,998 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:48,998 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:48,999 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:48,999 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:57:48,999 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 01:57:48,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:48,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:48,999 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:48,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:48,999 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 01:57:49,000 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:57:49,000 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 01:57:49,000 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_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3 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 -> 801883caffd8b582a36607f9ec62109ac5c5dc10c811693a281fb396b4b60131 [2024-11-25 01:57:49,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:49,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:49,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:49,368 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:49,369 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:49,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2024-11-25 01:57:52,610 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data/2b9f76812/e1266e7b07a347618a17cc32d451fb86/FLAG2fcd4e3a3 [2024-11-25 01:57:52,928 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:52,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs-pthread.i [2024-11-25 01:57:52,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data/2b9f76812/e1266e7b07a347618a17cc32d451fb86/FLAG2fcd4e3a3 [2024-11-25 01:57:52,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/data/2b9f76812/e1266e7b07a347618a17cc32d451fb86 [2024-11-25 01:57:52,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:52,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:52,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:52,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:52,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:52,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:52" (1/1) ... [2024-11-25 01:57:53,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fc16ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:52, skipping insertion in model container [2024-11-25 01:57:53,000 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:52" (1/1) ... [2024-11-25 01:57:53,051 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:53,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:53,524 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:53,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:53,665 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:53,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53 WrapperNode [2024-11-25 01:57:53,666 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:53,667 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:53,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:53,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:53,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,727 INFO L138 Inliner]: procedures = 168, calls = 17, calls flagged for inlining = 4, calls inlined = 5, statements flattened = 66 [2024-11-25 01:57:53,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:53,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:53,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:53,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:53,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,749 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,757 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:53,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:53,777 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:53,777 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:53,778 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:53" (1/1) ... [2024-11-25 01:57:53,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:53,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:53,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:53,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-25 01:57:53,852 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-25 01:57:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-25 01:57:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 01:57:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 01:57:53,853 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-25 01:57:53,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:53,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:53,854 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 01:57:54,011 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:54,013 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:57:54,213 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 01:57:54,213 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:57:54,262 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:57:54,264 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 01:57:54,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:54 BoogieIcfgContainer [2024-11-25 01:57:54,265 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:57:54,265 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:57:54,266 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:57:54,275 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:57:54,275 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,276 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 01:57:54,282 INFO L158 Benchmark]: Toolchain (without parser) took 1293.30ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 57.0MB in the end (delta: 2.4MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-11-25 01:57:54,283 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 83.9MB. Free memory was 64.9MB in the beginning and 64.9MB in the end (delta: 37.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:54,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 676.29ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 39.0MB in the end (delta: 20.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 01:57:54,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.80ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 37.1MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:57:54,284 INFO L158 Benchmark]: Boogie Preprocessor took 44.56ms. Allocated memory is still 83.9MB. Free memory was 37.1MB in the beginning and 35.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:54,284 INFO L158 Benchmark]: RCFGBuilder took 491.20ms. Allocated memory is still 83.9MB. Free memory was 35.9MB in the beginning and 58.6MB in the end (delta: -22.7MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-11-25 01:57:54,285 INFO L158 Benchmark]: CodeCheck took 14.88ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 57.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:54,287 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 0.61ms. Allocated memory is still 83.9MB. Free memory was 64.9MB in the beginning and 64.9MB in the end (delta: 37.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 676.29ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 39.0MB in the end (delta: 20.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.80ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 37.1MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.56ms. Allocated memory is still 83.9MB. Free memory was 37.1MB in the beginning and 35.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 491.20ms. Allocated memory is still 83.9MB. Free memory was 35.9MB in the beginning and 58.6MB in the end (delta: -22.7MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * CodeCheck took 14.88ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 57.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 01:57:54,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e822333a-9f54-46fb-87c8-d1b5edc4a686/bin/ukojak-verify-ENZ3QT5qd3/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