./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:46,497 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:46,615 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:59:46,620 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:46,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:46,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:46,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:46,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:46,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:46,668 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:46,669 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:46,670 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:46,671 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:46,672 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:59:46,673 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:59:46,673 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:59:46,674 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:46,674 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:46,675 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:46,675 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:46,676 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:46,676 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:46,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:46,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:46,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:46,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:46,679 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:46,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:46,680 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_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-11 23:59:47,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:47,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:47,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:47,079 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:47,094 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:47,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-11 23:59:50,201 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:50,619 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:50,620 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-11 23:59:50,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/data/82c3c4803/036b946c784b45b0878adcb03267f8e3/FLAG3df7f111f [2023-11-11 23:59:50,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/data/82c3c4803/036b946c784b45b0878adcb03267f8e3 [2023-11-11 23:59:50,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:50,676 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:50,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:50,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:50,688 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:50,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:50" (1/1) ... [2023-11-11 23:59:50,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c35cef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:50, skipping insertion in model container [2023-11-11 23:59:50,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:50" (1/1) ... [2023-11-11 23:59:50,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:51,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:51,334 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:51,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:51,464 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:51,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51 WrapperNode [2023-11-11 23:59:51,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:51,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:51,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:51,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:51,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,528 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 154 [2023-11-11 23:59:51,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:51,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:51,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:51,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:51,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:51,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:51,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:51,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:51,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:51" (1/1) ... [2023-11-11 23:59:51,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:51,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:51,619 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:51,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:59:51,664 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:59:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:59:51,665 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:59:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:59:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:59:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:59:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:51,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:51,669 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:51,856 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:51,860 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:52,330 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:52,340 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:52,340 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:59:52,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:52 BoogieIcfgContainer [2023-11-11 23:59:52,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:52,344 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:52,344 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:52,355 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:52,355 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:52" (1/1) ... [2023-11-11 23:59:52,356 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) [2023-11-11 23:59:52,361 INFO L158 Benchmark]: Toolchain (without parser) took 1683.73ms. Allocated memory is still 155.2MB. Free memory was 117.4MB in the beginning and 111.0MB in the end (delta: 6.4MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-11 23:59:52,361 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:52,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 783.41ms. Allocated memory is still 155.2MB. Free memory was 116.7MB in the beginning and 87.6MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-11 23:59:52,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.87ms. Allocated memory is still 155.2MB. Free memory was 87.6MB in the beginning and 85.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:52,363 INFO L158 Benchmark]: Boogie Preprocessor took 37.72ms. Allocated memory is still 155.2MB. Free memory was 85.0MB in the beginning and 82.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:52,364 INFO L158 Benchmark]: RCFGBuilder took 774.54ms. Allocated memory is still 155.2MB. Free memory was 82.9MB in the beginning and 112.1MB in the end (delta: -29.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:59:52,365 INFO L158 Benchmark]: CodeCheck took 15.41ms. Allocated memory is still 155.2MB. Free memory was 112.1MB in the beginning and 111.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:52,369 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 0.29ms. Allocated memory is still 111.1MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 783.41ms. Allocated memory is still 155.2MB. Free memory was 116.7MB in the beginning and 87.6MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.87ms. Allocated memory is still 155.2MB. Free memory was 87.6MB in the beginning and 85.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.72ms. Allocated memory is still 155.2MB. Free memory was 85.0MB in the beginning and 82.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 774.54ms. Allocated memory is still 155.2MB. Free memory was 82.9MB in the beginning and 112.1MB in the end (delta: -29.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 15.41ms. Allocated memory is still 155.2MB. Free memory was 112.1MB in the beginning and 111.0MB 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. [2023-11-11 23:59:52,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/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_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:55,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:55,225 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:59:55,256 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:55,257 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:55,258 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:55,259 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:55,259 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:55,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:55,261 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:55,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:55,262 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:59:55,263 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:59:55,264 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:59:55,264 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:55,265 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:59:55,266 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:59:55,266 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:59:55,267 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:55,267 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:55,268 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:55,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:55,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:55,270 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:59:55,270 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:55,271 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:55,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:55,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:55,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:55,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:55,273 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:59:55,274 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:55,274 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:59:55,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:55,275 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_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-11 23:59:55,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:55,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:55,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:55,748 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:55,749 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:55,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-11 23:59:59,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:59,511 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:59,512 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-11 23:59:59,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/data/50493c53c/2361c6699914482d986e57b0f6e6a4fb/FLAGc5912152b [2023-11-11 23:59:59,564 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/data/50493c53c/2361c6699914482d986e57b0f6e6a4fb [2023-11-11 23:59:59,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:59,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:59,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:59,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:59,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:59,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:59" (1/1) ... [2023-11-11 23:59:59,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b01846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:59, skipping insertion in model container [2023-11-11 23:59:59,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:59" (1/1) ... [2023-11-11 23:59:59,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:00,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:00,282 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:00,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:00,429 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:00,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00 WrapperNode [2023-11-12 00:00:00,429 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:00,430 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:00,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:00,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:00,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,503 INFO L138 Inliner]: procedures = 281, calls = 39, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 151 [2023-11-12 00:00:00,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:00,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:00,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:00,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:00,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,519 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:00,547 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:00,547 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:00,547 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:00,548 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:00" (1/1) ... [2023-11-12 00:00:00,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:00,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:00,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:00,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:00,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:00:00,635 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-12 00:00:00,636 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-12 00:00:00,636 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-12 00:00:00,636 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-12 00:00:00,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:00:00,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:00:00,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:00:00,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:00:00,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:00:00,637 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:00:00,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:00,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:00,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:00,639 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:00:00,805 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:00,808 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:01,176 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:01,186 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:01,186 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:00:01,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:01 BoogieIcfgContainer [2023-11-12 00:00:01,189 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:01,190 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:01,190 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:01,200 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:01,201 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:01" (1/1) ... [2023-11-12 00:00:01,201 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) [2023-11-12 00:00:01,206 INFO L158 Benchmark]: Toolchain (without parser) took 1632.74ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 47.6MB in the beginning and 65.0MB in the end (delta: -17.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:01,206 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:01,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 853.96ms. Allocated memory is still 73.4MB. Free memory was 47.4MB in the beginning and 33.8MB in the end (delta: 13.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-12 00:00:01,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.87ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 33.8MB in the beginning and 65.4MB in the end (delta: -31.6MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-12 00:00:01,209 INFO L158 Benchmark]: Boogie Preprocessor took 42.03ms. Allocated memory is still 90.2MB. Free memory was 65.4MB in the beginning and 63.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:01,210 INFO L158 Benchmark]: RCFGBuilder took 642.39ms. Allocated memory is still 90.2MB. Free memory was 63.3MB in the beginning and 65.6MB in the end (delta: -2.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:01,210 INFO L158 Benchmark]: CodeCheck took 14.37ms. Allocated memory is still 90.2MB. Free memory was 65.6MB in the beginning and 65.0MB in the end (delta: 622.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:01,214 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 0.65ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 853.96ms. Allocated memory is still 73.4MB. Free memory was 47.4MB in the beginning and 33.8MB in the end (delta: 13.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.87ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 33.8MB in the beginning and 65.4MB in the end (delta: -31.6MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.03ms. Allocated memory is still 90.2MB. Free memory was 65.4MB in the beginning and 63.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 642.39ms. Allocated memory is still 90.2MB. Free memory was 63.3MB in the beginning and 65.6MB in the end (delta: -2.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 14.37ms. Allocated memory is still 90.2MB. Free memory was 65.6MB in the beginning and 65.0MB in the end (delta: 622.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:00:01,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b93ecdc-dfb7-4c2c-b835-6ddd8dd41202/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported