./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.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_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/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_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/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_57979c94-9055-426f-8fa8-60994eb2c7fb/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 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:10,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:10,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:55:10,410 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:10,410 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:10,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:10,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:10,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:10,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:10,459 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:10,460 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:10,460 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:10,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:10,463 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:55:10,463 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:55:10,463 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:55:10,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:10,464 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:10,465 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:10,465 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:10,466 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:10,467 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:10,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:10,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:10,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:10,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:10,470 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:10,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:10,470 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_57979c94-9055-426f-8fa8-60994eb2c7fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-11 23:55:10,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:10,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:10,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:10,860 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:10,861 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:10,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-11 23:55:13,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:14,257 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:14,258 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-11 23:55:14,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/data/6728d53da/b95f335412104d83b95a3f8731a6a137/FLAG5e5f849b0 [2023-11-11 23:55:14,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/data/6728d53da/b95f335412104d83b95a3f8731a6a137 [2023-11-11 23:55:14,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:14,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:14,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:14,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:14,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:14,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:14" (1/1) ... [2023-11-11 23:55:14,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f22abc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:14, skipping insertion in model container [2023-11-11 23:55:14,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:14" (1/1) ... [2023-11-11 23:55:14,435 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:14,683 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:15,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:15,078 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:15,093 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:15,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:15,230 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:15,230 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:15,231 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:15,238 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:15,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15 WrapperNode [2023-11-11 23:55:15,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:15,239 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:15,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:15,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:15,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,295 INFO L138 Inliner]: procedures = 325, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2023-11-11 23:55:15,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:15,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:15,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:15,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:15,307 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,337 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,356 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:15,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:15,372 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:15,372 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:15,373 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:15,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:15,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:15,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:55:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:55:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:55:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-11 23:55:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-11 23:55:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:55:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:55:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:55:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:55:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:55:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:55:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:55:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:55:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:15,446 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 23:55:15,600 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:15,602 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:15,952 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:15,961 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:15,962 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:55:15,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:15 BoogieIcfgContainer [2023-11-11 23:55:15,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:15,966 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:15,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:15,987 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:15,987 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:15" (1/1) ... [2023-11-11 23:55:15,988 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 23:55:15,993 INFO L158 Benchmark]: Toolchain (without parser) took 1655.59ms. Allocated memory is still 169.9MB. Free memory was 140.7MB in the beginning and 83.1MB in the end (delta: 57.7MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2023-11-11 23:55:15,993 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:15,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 897.00ms. Allocated memory is still 169.9MB. Free memory was 140.5MB in the beginning and 108.3MB in the end (delta: 32.3MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2023-11-11 23:55:15,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.20ms. Allocated memory is still 169.9MB. Free memory was 108.3MB in the beginning and 106.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:15,996 INFO L158 Benchmark]: Boogie Preprocessor took 65.94ms. Allocated memory is still 169.9MB. Free memory was 106.2MB in the beginning and 104.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:15,997 INFO L158 Benchmark]: RCFGBuilder took 597.83ms. Allocated memory is still 169.9MB. Free memory was 104.1MB in the beginning and 83.8MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:55:15,997 INFO L158 Benchmark]: CodeCheck took 25.40ms. Allocated memory is still 169.9MB. Free memory was 83.8MB in the beginning and 83.1MB in the end (delta: 681.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:16,001 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 0.34ms. Allocated memory is still 121.6MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 897.00ms. Allocated memory is still 169.9MB. Free memory was 140.5MB in the beginning and 108.3MB in the end (delta: 32.3MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.20ms. Allocated memory is still 169.9MB. Free memory was 108.3MB in the beginning and 106.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.94ms. Allocated memory is still 169.9MB. Free memory was 106.2MB in the beginning and 104.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 597.83ms. Allocated memory is still 169.9MB. Free memory was 104.1MB in the beginning and 83.8MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 25.40ms. Allocated memory is still 169.9MB. Free memory was 83.8MB in the beginning and 83.1MB in the end (delta: 681.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:55:16,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/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_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/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_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/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_57979c94-9055-426f-8fa8-60994eb2c7fb/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 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:18,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:18,778 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:55:18,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:18,818 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:18,818 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:18,819 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:18,820 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:55:18,821 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:18,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:55:18,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:18,823 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:55:18,823 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:55:18,824 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:55:18,825 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:18,825 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:55:18,826 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:55:18,826 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:55:18,827 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:18,828 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:55:18,828 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:18,829 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:18,829 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:18,830 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:55:18,830 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:18,831 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:18,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:18,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:18,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:18,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:18,834 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:55:18,834 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:18,834 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:55:18,835 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:18,835 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_57979c94-9055-426f-8fa8-60994eb2c7fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-11 23:55:19,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:19,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:19,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:19,234 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:19,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:19,240 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-11 23:55:22,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:22,728 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:22,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-11 23:55:22,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/data/9418dabf9/b45cbd6d0ad747908c93c6366c26bc8d/FLAGa9f043613 [2023-11-11 23:55:22,782 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/data/9418dabf9/b45cbd6d0ad747908c93c6366c26bc8d [2023-11-11 23:55:22,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:22,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:22,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:22,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:22,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:22,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:22" (1/1) ... [2023-11-11 23:55:22,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@292e3947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:22, skipping insertion in model container [2023-11-11 23:55:22,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:22" (1/1) ... [2023-11-11 23:55:22,867 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:23,182 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:23,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:23,630 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:23,662 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:23,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:23,852 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:23,852 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:23,852 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:23,860 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:23,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23 WrapperNode [2023-11-11 23:55:23,861 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:23,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:23,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:23,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:23,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:23,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:23,954 INFO L138 Inliner]: procedures = 328, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2023-11-11 23:55:23,955 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:23,957 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:23,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:23,957 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:23,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:23,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:23,985 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:23,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:24,007 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:24,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:24,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:24,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:24,030 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:24,031 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:24,031 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:24,031 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:24,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:23" (1/1) ... [2023-11-11 23:55:24,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:24,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:24,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:24,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:24,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-11 23:55:24,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:55:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:55:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-11 23:55:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:24,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:55:24,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:55:24,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:55:24,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-11 23:55:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-11 23:55:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:55:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:55:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:55:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:55:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:55:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:55:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:55:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:24,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:24,137 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 23:55:24,342 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:24,344 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:24,882 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:24,892 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:24,892 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:55:24,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:24 BoogieIcfgContainer [2023-11-11 23:55:24,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:24,899 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:24,899 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:24,909 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:24,910 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:24" (1/1) ... [2023-11-11 23:55:24,912 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 23:55:24,918 INFO L158 Benchmark]: Toolchain (without parser) took 2130.13ms. Allocated memory is still 83.9MB. Free memory was 63.8MB in the beginning and 40.0MB in the end (delta: 23.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-11-11 23:55:24,919 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:24,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1073.05ms. Allocated memory is still 83.9MB. Free memory was 63.5MB in the beginning and 48.4MB in the end (delta: 15.2MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-11-11 23:55:24,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.51ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 45.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:55:24,922 INFO L158 Benchmark]: Boogie Preprocessor took 73.48ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 43.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:24,924 INFO L158 Benchmark]: RCFGBuilder took 866.27ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 40.9MB in the end (delta: 2.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:55:24,925 INFO L158 Benchmark]: CodeCheck took 17.70ms. Allocated memory is still 83.9MB. Free memory was 40.9MB in the beginning and 40.0MB in the end (delta: 875.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:24,935 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 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1073.05ms. Allocated memory is still 83.9MB. Free memory was 63.5MB in the beginning and 48.4MB in the end (delta: 15.2MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.51ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 45.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.48ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 43.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 866.27ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 40.9MB in the end (delta: 2.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 17.70ms. Allocated memory is still 83.9MB. Free memory was 40.9MB in the beginning and 40.0MB in the end (delta: 875.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:55:24,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57979c94-9055-426f-8fa8-60994eb2c7fb/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported