./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9 --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 d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:19:54,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:19:54,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 01:19:54,560 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:19:54,560 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:19:54,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:19:54,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:19:54,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:19:54,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:19:54,584 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:19:54,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:19:54,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:19:54,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:19:54,586 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:19:54,586 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:19:54,587 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:19:54,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:19:54,588 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:19:54,588 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:19:54,589 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:19:54,589 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:19:54,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:19:54,590 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:19:54,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:19:54,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:19:54,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:19:54,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:19:54,592 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:19:54,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:19:54,593 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_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f [2023-12-03 01:19:54,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:19:54,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:19:54,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:19:54,829 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:19:54,830 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:19:54,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-12-03 01:19:57,524 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:19:57,766 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:19:57,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-12-03 01:19:57,783 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/data/c5ba6a233/77aeec2a3e434236b7dffa0b76982a51/FLAG93cadc5cf [2023-12-03 01:19:57,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/data/c5ba6a233/77aeec2a3e434236b7dffa0b76982a51 [2023-12-03 01:19:57,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:19:57,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:19:57,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:19:57,802 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:19:57,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:19:57,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:19:57" (1/1) ... [2023-12-03 01:19:57,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786fce2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:57, skipping insertion in model container [2023-12-03 01:19:57,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:19:57" (1/1) ... [2023-12-03 01:19:57,857 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:19:58,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:19:58,157 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:19:58,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:19:58,229 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:19:58,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58 WrapperNode [2023-12-03 01:19:58,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:19:58,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:19:58,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:19:58,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:19:58,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,272 INFO L138 Inliner]: procedures = 165, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 91 [2023-12-03 01:19:58,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:19:58,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:19:58,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:19:58,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:19:58,281 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,284 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,285 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:19:58,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:19:58,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:19:58,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:19:58,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:19:58,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:19:58,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:19:58,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:19:58,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:19:58,364 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 01:19:58,364 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 01:19:58,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:19:58,364 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 01:19:58,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:19:58,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:19:58,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:19:58,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:19:58,365 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 01:19:58,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:19:58,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:19:58,367 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:19:58,478 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:19:58,480 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:19:58,674 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:19:58,730 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:19:58,730 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:19:58,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:19:58 BoogieIcfgContainer [2023-12-03 01:19:58,732 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:19:58,733 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:19:58,733 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:19:58,740 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:19:58,741 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:19:58" (1/1) ... [2023-12-03 01:19:58,741 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) [2023-12-03 01:19:58,744 INFO L158 Benchmark]: Toolchain (without parser) took 942.96ms. Allocated memory is still 148.9MB. Free memory was 114.0MB in the beginning and 67.7MB in the end (delta: 46.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 01:19:58,744 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 148.9MB. Free memory is still 120.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:19:58,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.39ms. Allocated memory is still 148.9MB. Free memory was 113.5MB in the beginning and 93.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 01:19:58,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.68ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 91.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:19:58,746 INFO L158 Benchmark]: Boogie Preprocessor took 29.25ms. Allocated memory is still 148.9MB. Free memory was 91.5MB in the beginning and 89.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:19:58,746 INFO L158 Benchmark]: RCFGBuilder took 429.23ms. Allocated memory is still 148.9MB. Free memory was 89.9MB in the beginning and 69.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 01:19:58,747 INFO L158 Benchmark]: CodeCheck took 10.08ms. Allocated memory is still 148.9MB. Free memory was 68.5MB in the beginning and 67.7MB in the end (delta: 813.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:19:58,750 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 0.21ms. Allocated memory is still 148.9MB. Free memory is still 120.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.39ms. Allocated memory is still 148.9MB. Free memory was 113.5MB in the beginning and 93.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.68ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 91.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.25ms. Allocated memory is still 148.9MB. Free memory was 91.5MB in the beginning and 89.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 429.23ms. Allocated memory is still 148.9MB. Free memory was 89.9MB in the beginning and 69.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 10.08ms. Allocated memory is still 148.9MB. Free memory was 68.5MB in the beginning and 67.7MB in the end (delta: 813.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:19:58,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9 --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 d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:20:00,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:20:00,803 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 01:20:00,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:20:00,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:20:00,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:20:00,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:20:00,836 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:20:00,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:20:00,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:20:00,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:20:00,838 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:20:00,838 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:20:00,839 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:20:00,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:20:00,840 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:20:00,840 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:20:00,841 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:20:00,841 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:20:00,842 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:20:00,842 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:20:00,843 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:20:00,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:20:00,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:20:00,845 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:20:00,845 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:20:00,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:20:00,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:20:00,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:20:00,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:20:00,847 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:20:00,848 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:20:00,848 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:20:00,848 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:20:00,849 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_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d59c014df9ead169c56b7ae39b852ef0f17fdf8c183ee9a03f7bf209d03f772f [2023-12-03 01:20:01,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:20:01,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:20:01,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:20:01,185 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:20:01,185 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:20:01,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-12-03 01:20:03,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:20:04,236 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:20:04,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-12-03 01:20:04,252 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/data/c983b2a5f/2a69b670e3b64c2f9e5421e4032a5d1e/FLAG978a9019f [2023-12-03 01:20:04,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/data/c983b2a5f/2a69b670e3b64c2f9e5421e4032a5d1e [2023-12-03 01:20:04,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:20:04,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:20:04,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:20:04,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:20:04,270 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:20:04,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b55662d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04, skipping insertion in model container [2023-12-03 01:20:04,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,327 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:20:04,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:20:04,693 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:20:04,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:20:04,785 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:20:04,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04 WrapperNode [2023-12-03 01:20:04,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:20:04,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:20:04,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:20:04,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:20:04,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,835 INFO L138 Inliner]: procedures = 169, calls = 33, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 92 [2023-12-03 01:20:04,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:20:04,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:20:04,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:20:04,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:20:04,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:20:04,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:20:04,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:20:04,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:20:04,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:20:04" (1/1) ... [2023-12-03 01:20:04,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:20:04,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:20:04,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:20:04,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:20:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:20:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 01:20:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 01:20:04,947 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 01:20:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:20:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:20:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:20:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:20:04,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:20:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 01:20:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 01:20:04,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:20:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:20:04,951 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:20:05,101 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:20:05,103 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:20:05,363 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:20:05,441 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:20:05,441 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:20:05,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:20:05 BoogieIcfgContainer [2023-12-03 01:20:05,443 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:20:05,444 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:20:05,444 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:20:05,452 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:20:05,452 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:20:05" (1/1) ... [2023-12-03 01:20:05,453 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) [2023-12-03 01:20:05,457 INFO L158 Benchmark]: Toolchain (without parser) took 1190.27ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 42.5MB in the beginning and 66.1MB in the end (delta: -23.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-12-03 01:20:05,458 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 67.1MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:20:05,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.13ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 42.2MB in the beginning and 66.0MB in the end (delta: -23.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-12-03 01:20:05,459 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.19ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 63.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:20:05,460 INFO L158 Benchmark]: Boogie Preprocessor took 32.73ms. Allocated memory is still 96.5MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:20:05,460 INFO L158 Benchmark]: RCFGBuilder took 572.74ms. Allocated memory is still 96.5MB. Free memory was 61.8MB in the beginning and 67.2MB in the end (delta: -5.4MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-12-03 01:20:05,461 INFO L158 Benchmark]: CodeCheck took 11.96ms. Allocated memory is still 96.5MB. Free memory was 67.2MB in the beginning and 66.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:20:05,464 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 0.36ms. Allocated memory is still 67.1MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 519.13ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 42.2MB in the beginning and 66.0MB in the end (delta: -23.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.19ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 63.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.73ms. Allocated memory is still 96.5MB. Free memory was 63.9MB in the beginning and 62.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 572.74ms. Allocated memory is still 96.5MB. Free memory was 61.8MB in the beginning and 67.2MB in the end (delta: -5.4MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * CodeCheck took 11.96ms. Allocated memory is still 96.5MB. Free memory was 67.2MB in the beginning and 66.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:20:05,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee34df0c-f9b5-486b-8c96-c078fababe04/bin/ukojak-verify-Qdu7aM0XO9/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