./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC --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 6bed9188bb7b7687ebd02ffac8f3cae5646a3288850778355d808dde868a6cf7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:45,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:45,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-23 20:02:45,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:45,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:45,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:45,955 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:45,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:45,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:45,961 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:02:45,962 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:45,963 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:02:45,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:45,965 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:02:45,966 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:02:45,966 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:02:45,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:45,967 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:02:45,968 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:02:45,968 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:45,969 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:45,969 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:45,970 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:45,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:45,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:45,972 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:45,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:45,973 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:45,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:45,974 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_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bed9188bb7b7687ebd02ffac8f3cae5646a3288850778355d808dde868a6cf7 [2023-11-23 20:02:46,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:46,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:46,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:46,304 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:46,305 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:46,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i [2023-11-23 20:02:49,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:49,900 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:49,901 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i [2023-11-23 20:02:49,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/data/aaafce60a/0ad5fc12ccc1464e927013b8609af2aa/FLAG6ec54f563 [2023-11-23 20:02:49,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/data/aaafce60a/0ad5fc12ccc1464e927013b8609af2aa [2023-11-23 20:02:49,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:49,950 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:49,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:49,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:49,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:49,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:49" (1/1) ... [2023-11-23 20:02:49,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44f398b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:49, skipping insertion in model container [2023-11-23 20:02:49,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:49" (1/1) ... [2023-11-23 20:02:50,035 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:50,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:50,584 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:50,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:50,693 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:50,693 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:50,701 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:50,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50 WrapperNode [2023-11-23 20:02:50,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:50,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:50,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:50,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:50,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,794 INFO L138 Inliner]: procedures = 172, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 138 [2023-11-23 20:02:50,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:50,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:50,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:50,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:50,809 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,836 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:50,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:50,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:50,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:50,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:50" (1/1) ... [2023-11-23 20:02:50,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:50,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:50,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:50,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:02:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:02:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:02:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:02:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:02:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:02:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:02:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:02:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:50,957 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:02:51,115 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:51,117 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:51,489 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:51,599 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:51,599 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:02:51,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:51 BoogieIcfgContainer [2023-11-23 20:02:51,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:51,603 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:51,604 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:51,615 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:51,615 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:51" (1/1) ... [2023-11-23 20:02:51,616 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) [2023-11-23 20:02:51,626 INFO L158 Benchmark]: Toolchain (without parser) took 1675.69ms. Allocated memory is still 161.5MB. Free memory was 115.8MB in the beginning and 66.2MB in the end (delta: 49.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-23 20:02:51,627 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory was 86.2MB in the beginning and 86.1MB in the end (delta: 70.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:51,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.01ms. Allocated memory is still 161.5MB. Free memory was 115.8MB in the beginning and 95.1MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:02:51,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.49ms. Allocated memory is still 161.5MB. Free memory was 95.1MB in the beginning and 92.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:51,630 INFO L158 Benchmark]: Boogie Preprocessor took 70.71ms. Allocated memory is still 161.5MB. Free memory was 92.6MB in the beginning and 90.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:51,631 INFO L158 Benchmark]: RCFGBuilder took 734.12ms. Allocated memory is still 161.5MB. Free memory was 90.9MB in the beginning and 67.4MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:51,632 INFO L158 Benchmark]: CodeCheck took 21.09ms. Allocated memory is still 161.5MB. Free memory was 67.4MB in the beginning and 66.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:02:51,642 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 0.28ms. Allocated memory is still 111.1MB. Free memory was 86.2MB in the beginning and 86.1MB in the end (delta: 70.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.01ms. Allocated memory is still 161.5MB. Free memory was 115.8MB in the beginning and 95.1MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.49ms. Allocated memory is still 161.5MB. Free memory was 95.1MB in the beginning and 92.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.71ms. Allocated memory is still 161.5MB. Free memory was 92.6MB in the beginning and 90.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 734.12ms. Allocated memory is still 161.5MB. Free memory was 90.9MB in the beginning and 67.4MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 21.09ms. Allocated memory is still 161.5MB. Free memory was 67.4MB in the beginning and 66.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:02:51,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC --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 6bed9188bb7b7687ebd02ffac8f3cae5646a3288850778355d808dde868a6cf7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:54,521 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:54,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-23 20:02:54,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:54,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:54,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:54,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:54,721 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:02:54,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:54,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:02:54,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:54,728 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:02:54,728 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:02:54,730 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:02:54,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:54,731 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:02:54,731 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:02:54,732 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:02:54,732 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:02:54,733 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:02:54,733 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:54,734 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:54,734 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:54,735 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:54,735 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:02:54,736 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:02:54,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:54,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:54,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:54,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:54,740 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:02:54,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:02:54,740 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:02:54,741 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:02:54,741 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_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bed9188bb7b7687ebd02ffac8f3cae5646a3288850778355d808dde868a6cf7 [2023-11-23 20:02:55,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:55,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:55,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:55,200 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:55,201 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:55,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i [2023-11-23 20:02:58,704 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:59,013 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:59,014 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/sv-benchmarks/c/pthread-ext/25_stack_longest-2-pthread.i [2023-11-23 20:02:59,037 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/data/18920523d/600975440fea4c1ebb9283950aaaa9ba/FLAG68148aec5 [2023-11-23 20:02:59,051 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/data/18920523d/600975440fea4c1ebb9283950aaaa9ba [2023-11-23 20:02:59,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:59,055 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:59,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:59,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:59,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:59,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600c8095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59, skipping insertion in model container [2023-11-23 20:02:59,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,117 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:59,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:59,555 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:59,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:59,719 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:59,719 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:59,727 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:59,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59 WrapperNode [2023-11-23 20:02:59,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:59,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:59,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:59,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:59,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,821 INFO L138 Inliner]: procedures = 176, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 135 [2023-11-23 20:02:59,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:59,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:59,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:59,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:59,833 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,881 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:59,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:59,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:59,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:59,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:59" (1/1) ... [2023-11-23 20:02:59,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:59,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:59,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:59,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-23 20:02:59,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-23 20:02:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:02:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:02:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:02:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:02:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:02:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:02:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:02:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:02:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:02:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:59,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:59,997 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:03:00,220 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:00,222 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:00,594 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:00,736 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:00,736 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:03:00,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:00 BoogieIcfgContainer [2023-11-23 20:03:00,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:00,739 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:00,739 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:00,750 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:00,750 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:00" (1/1) ... [2023-11-23 20:03:00,751 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) [2023-11-23 20:03:00,757 INFO L158 Benchmark]: Toolchain (without parser) took 1702.00ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 58.1MB in the end (delta: 4.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-11-23 20:03:00,758 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 58.7MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:03:00,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.30ms. Allocated memory is still 88.1MB. Free memory was 62.7MB in the beginning and 60.7MB in the end (delta: 2.0MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-23 20:03:00,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.35ms. Allocated memory is still 88.1MB. Free memory was 60.7MB in the beginning and 58.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:03:00,761 INFO L158 Benchmark]: Boogie Preprocessor took 69.67ms. Allocated memory is still 88.1MB. Free memory was 58.4MB in the beginning and 56.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:03:00,761 INFO L158 Benchmark]: RCFGBuilder took 845.11ms. Allocated memory is still 88.1MB. Free memory was 56.3MB in the beginning and 59.3MB in the end (delta: -3.0MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-11-23 20:03:00,762 INFO L158 Benchmark]: CodeCheck took 16.72ms. Allocated memory is still 88.1MB. Free memory was 59.3MB in the beginning and 58.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:03:00,766 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 0.59ms. Allocated memory is still 58.7MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 672.30ms. Allocated memory is still 88.1MB. Free memory was 62.7MB in the beginning and 60.7MB in the end (delta: 2.0MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.35ms. Allocated memory is still 88.1MB. Free memory was 60.7MB in the beginning and 58.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.67ms. Allocated memory is still 88.1MB. Free memory was 58.4MB in the beginning and 56.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 845.11ms. Allocated memory is still 88.1MB. Free memory was 56.3MB in the beginning and 59.3MB in the end (delta: -3.0MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * CodeCheck took 16.72ms. Allocated memory is still 88.1MB. Free memory was 59.3MB in the beginning and 58.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:03:00,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9afdbf67-887c-4f22-b375-224214f77418/bin/ukojak-verify-1t5iHCbJaC/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