./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL --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 6ceb3f3e6275485c63fced12b91c17e53ff4ff51a32d000ec6d2fb8f40929150 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:22,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:22,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:27:22,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:22,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:22,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:22,629 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:22,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:22,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:22,636 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:22,637 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:22,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:22,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:22,639 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:27:22,640 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:27:22,640 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:27:22,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:22,641 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:27:22,641 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:22,642 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:22,642 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:22,643 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:22,643 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:22,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:22,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:22,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:22,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:22,646 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:22,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:22,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ceb3f3e6275485c63fced12b91c17e53ff4ff51a32d000ec6d2fb8f40929150 [2023-11-19 03:27:22,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:23,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:23,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:23,011 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:23,012 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:23,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i [2023-11-19 03:27:26,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:26,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:26,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/sv-benchmarks/c/pthread-ext/25_stack-pthread.i [2023-11-19 03:27:26,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/data/6e1279047/a9589573ec474009bce7f691dd3638c7/FLAG6dfb83a35 [2023-11-19 03:27:26,624 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/data/6e1279047/a9589573ec474009bce7f691dd3638c7 [2023-11-19 03:27:26,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:26,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:26,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:26,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:26,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:26,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b09be88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:26, skipping insertion in model container [2023-11-19 03:27:26,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:26" (1/1) ... [2023-11-19 03:27:26,723 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:27,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:27,247 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:27,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:27,360 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:27,361 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:27,369 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:27,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27 WrapperNode [2023-11-19 03:27:27,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:27,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:27,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:27,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:27,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,408 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,436 INFO L138 Inliner]: procedures = 171, calls = 35, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 127 [2023-11-19 03:27:27,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:27,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:27,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:27,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:27,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,472 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,475 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:27,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:27,477 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:27,477 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:27,478 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:27" (1/1) ... [2023-11-19 03:27:27,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:27,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:27,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:27,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:27:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:27:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:27:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:27:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:27:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:27:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:27,572 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:27:27,709 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:27,712 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:28,029 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:28,156 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:28,156 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:27:28,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:28 BoogieIcfgContainer [2023-11-19 03:27:28,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:28,162 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:28,162 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:28,173 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:28,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:28" (1/1) ... [2023-11-19 03:27:28,175 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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) [2023-11-19 03:27:28,180 INFO L158 Benchmark]: Toolchain (without parser) took 1546.20ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 57.1MB in the end (delta: 47.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,180 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:28,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 733.34ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 83.8MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.70ms. Allocated memory is still 153.1MB. Free memory was 83.8MB in the beginning and 81.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,183 INFO L158 Benchmark]: Boogie Preprocessor took 38.50ms. Allocated memory is still 153.1MB. Free memory was 81.7MB in the beginning and 79.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,184 INFO L158 Benchmark]: RCFGBuilder took 684.71ms. Allocated memory is still 153.1MB. Free memory was 79.6MB in the beginning and 58.0MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,185 INFO L158 Benchmark]: CodeCheck took 15.77ms. Allocated memory is still 153.1MB. Free memory was 58.0MB in the beginning and 57.1MB in the end (delta: 911.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:28,189 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 733.34ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 83.8MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.70ms. Allocated memory is still 153.1MB. Free memory was 83.8MB in the beginning and 81.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.50ms. Allocated memory is still 153.1MB. Free memory was 81.7MB in the beginning and 79.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 684.71ms. Allocated memory is still 153.1MB. Free memory was 79.6MB in the beginning and 58.0MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 15.77ms. Allocated memory is still 153.1MB. Free memory was 58.0MB in the beginning and 57.1MB in the end (delta: 911.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:27:28,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL --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 6ceb3f3e6275485c63fced12b91c17e53ff4ff51a32d000ec6d2fb8f40929150 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:30,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:31,131 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:27:31,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:31,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:31,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:31,185 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:31,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:31,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:31,191 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:31,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:31,192 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:27:31,192 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:27:31,194 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:27:31,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:31,195 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:27:31,195 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:27:31,195 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:27:31,196 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:27:31,197 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:31,197 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:31,198 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:31,198 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:31,199 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:31,199 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:27:31,199 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:27:31,200 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:31,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:31,201 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:31,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:31,203 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:27:31,203 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:27:31,203 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:27:31,204 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:27:31,204 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ceb3f3e6275485c63fced12b91c17e53ff4ff51a32d000ec6d2fb8f40929150 [2023-11-19 03:27:31,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:31,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:31,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:31,615 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:31,615 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:31,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i [2023-11-19 03:27:34,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:35,185 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:35,186 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/sv-benchmarks/c/pthread-ext/25_stack-pthread.i [2023-11-19 03:27:35,208 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/data/3a7ab73d4/ad01f91d0f4246b5bd4ecbe3a466762f/FLAGc45d5f1d9 [2023-11-19 03:27:35,224 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/data/3a7ab73d4/ad01f91d0f4246b5bd4ecbe3a466762f [2023-11-19 03:27:35,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:35,228 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:35,230 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:35,230 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:35,234 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:35,235 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56eb16be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35, skipping insertion in model container [2023-11-19 03:27:35,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,290 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:35,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:35,798 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:35,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:35,918 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:35,919 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:35,928 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:35,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35 WrapperNode [2023-11-19 03:27:35,928 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:35,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:35,930 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:35,930 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:35,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:35,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,024 INFO L138 Inliner]: procedures = 175, calls = 35, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 124 [2023-11-19 03:27:36,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:36,026 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:36,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:36,026 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:36,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,098 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:36,099 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:36,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:36,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:36,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:35" (1/1) ... [2023-11-19 03:27:36,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:36,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:36,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:36,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:27:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:27:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:27:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:27:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:27:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:27:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:27:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:27:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:36,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:36,191 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:27:36,386 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:36,389 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:36,744 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:36,873 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:36,876 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:27:36,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:36 BoogieIcfgContainer [2023-11-19 03:27:36,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:27:36,882 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:27:36,883 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:27:36,894 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:27:36,894 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:27:36" (1/1) ... [2023-11-19 03:27:36,895 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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) [2023-11-19 03:27:36,899 INFO L158 Benchmark]: Toolchain (without parser) took 1669.86ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 48.4MB in the beginning and 81.1MB in the end (delta: -32.7MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-11-19 03:27:36,900 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 80.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:36,900 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.18ms. Allocated memory is still 77.6MB. Free memory was 48.2MB in the beginning and 46.9MB in the end (delta: 1.3MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2023-11-19 03:27:36,901 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.12ms. Allocated memory is still 77.6MB. Free memory was 46.9MB in the beginning and 44.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:36,902 INFO L158 Benchmark]: Boogie Preprocessor took 72.75ms. Allocated memory is still 77.6MB. Free memory was 44.5MB in the beginning and 42.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:36,903 INFO L158 Benchmark]: RCFGBuilder took 782.10ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 42.4MB in the beginning and 82.3MB in the end (delta: -39.9MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-19 03:27:36,904 INFO L158 Benchmark]: CodeCheck took 15.20ms. Allocated memory is still 119.5MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:36,908 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 80.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.18ms. Allocated memory is still 77.6MB. Free memory was 48.2MB in the beginning and 46.9MB in the end (delta: 1.3MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.12ms. Allocated memory is still 77.6MB. Free memory was 46.9MB in the beginning and 44.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.75ms. Allocated memory is still 77.6MB. Free memory was 44.5MB in the beginning and 42.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 782.10ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 42.4MB in the beginning and 82.3MB in the end (delta: -39.9MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * CodeCheck took 15.20ms. Allocated memory is still 119.5MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:27:36,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bda6bfc6-3439-42e2-a2a1-82e9f6342a44/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported