./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:30:18,866 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:30:18,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 02:30:18,938 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:30:18,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:30:18,960 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:30:18,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:30:18,962 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:30:18,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:30:18,963 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:30:18,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:30:18,964 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:30:18,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:30:18,965 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:30:18,966 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:30:18,966 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:30:18,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:30:18,967 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:30:18,968 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:30:18,969 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:30:18,969 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:30:18,972 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:30:18,973 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:30:18,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:30:18,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:30:18,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:30:18,980 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:30:18,980 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:30:18,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:30:18,981 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_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f [2023-12-03 02:30:19,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:30:19,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:30:19,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:30:19,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:30:19,235 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:30:19,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-12-03 02:30:22,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:30:22,307 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:30:22,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-12-03 02:30:22,331 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/data/1c67628d2/48ba70aa243e47a498f9a23f441a1265/FLAG34929caa9 [2023-12-03 02:30:22,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/data/1c67628d2/48ba70aa243e47a498f9a23f441a1265 [2023-12-03 02:30:22,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:30:22,349 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:30:22,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:30:22,351 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:30:22,356 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:30:22,357 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:30:22" (1/1) ... [2023-12-03 02:30:22,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d98d83b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:22, skipping insertion in model container [2023-12-03 02:30:22,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:30:22" (1/1) ... [2023-12-03 02:30:22,415 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:30:23,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:30:23,153 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:30:23,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:30:23,353 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:30:23,353 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:30:23,361 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:30:23,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23 WrapperNode [2023-12-03 02:30:23,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:30:23,363 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:30:23,363 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:30:23,363 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:30:23,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,474 INFO L138 Inliner]: procedures = 490, calls = 133, calls flagged for inlining = 48, calls inlined = 122, statements flattened = 1873 [2023-12-03 02:30:23,475 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:30:23,475 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:30:23,475 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:30:23,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:30:23,485 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,506 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,609 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:30:23,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:30:23,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:30:23,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:30:23,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:23" (1/1) ... [2023-12-03 02:30:23,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:30:23,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:30:23,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:30:23,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:30:23,709 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-12-03 02:30:23,709 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-12-03 02:30:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:30:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:30:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:30:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:30:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 02:30:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:30:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:30:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:30:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:30:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:30:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:30:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 02:30:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:30:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:30:23,714 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:30:23,999 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:30:24,001 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:30:26,618 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:30:27,320 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:30:27,320 INFO L309 CfgBuilder]: Removed 11 assume(true) statements. [2023-12-03 02:30:27,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:30:27 BoogieIcfgContainer [2023-12-03 02:30:27,322 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:30:27,323 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:30:27,323 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:30:27,331 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:30:27,331 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:30:27" (1/1) ... [2023-12-03 02:30:27,332 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:30:27,336 INFO L158 Benchmark]: Toolchain (without parser) took 4985.52ms. Allocated memory was 123.7MB in the beginning and 195.0MB in the end (delta: 71.3MB). Free memory was 82.6MB in the beginning and 63.0MB in the end (delta: 19.6MB). Peak memory consumption was 93.6MB. Max. memory is 16.1GB. [2023-12-03 02:30:27,337 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 123.7MB. Free memory was 97.0MB in the beginning and 96.8MB in the end (delta: 178.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:30:27,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1011.05ms. Allocated memory is still 123.7MB. Free memory was 82.2MB in the beginning and 60.9MB in the end (delta: 21.3MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2023-12-03 02:30:27,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.10ms. Allocated memory is still 123.7MB. Free memory was 60.9MB in the beginning and 50.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:30:27,338 INFO L158 Benchmark]: Boogie Preprocessor took 160.63ms. Allocated memory is still 123.7MB. Free memory was 50.4MB in the beginning and 80.9MB in the end (delta: -30.5MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-12-03 02:30:27,339 INFO L158 Benchmark]: RCFGBuilder took 3685.93ms. Allocated memory was 123.7MB in the beginning and 195.0MB in the end (delta: 71.3MB). Free memory was 80.9MB in the beginning and 64.1MB in the end (delta: 16.8MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. [2023-12-03 02:30:27,340 INFO L158 Benchmark]: CodeCheck took 10.88ms. Allocated memory is still 195.0MB. Free memory was 64.1MB in the beginning and 63.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:30:27,343 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 0.25ms. Allocated memory is still 123.7MB. Free memory was 97.0MB in the beginning and 96.8MB in the end (delta: 178.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1011.05ms. Allocated memory is still 123.7MB. Free memory was 82.2MB in the beginning and 60.9MB in the end (delta: 21.3MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.10ms. Allocated memory is still 123.7MB. Free memory was 60.9MB in the beginning and 50.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 160.63ms. Allocated memory is still 123.7MB. Free memory was 50.4MB in the beginning and 80.9MB in the end (delta: -30.5MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3685.93ms. Allocated memory was 123.7MB in the beginning and 195.0MB in the end (delta: 71.3MB). Free memory was 80.9MB in the beginning and 64.1MB in the end (delta: 16.8MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. * CodeCheck took 10.88ms. Allocated memory is still 195.0MB. Free memory was 64.1MB in the beginning and 63.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:30:27,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:30:29,334 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:30:29,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 02:30:29,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:30:29,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:30:29,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:30:29,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:30:29,441 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:30:29,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:30:29,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:30:29,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:30:29,443 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:30:29,443 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:30:29,444 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:30:29,445 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:30:29,445 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:30:29,446 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:30:29,446 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:30:29,447 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:30:29,447 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:30:29,448 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:30:29,451 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:30:29,451 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:30:29,452 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:30:29,452 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:30:29,452 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:30:29,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:30:29,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:30:29,454 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:30:29,454 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:30:29,455 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:30:29,455 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:30:29,455 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:30:29,456 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:30:29,456 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_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f [2023-12-03 02:30:29,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:30:29,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:30:29,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:30:29,770 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:30:29,771 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:30:29,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-12-03 02:30:32,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:30:32,877 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:30:32,877 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-12-03 02:30:32,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/data/4d5bc94f1/3f249a49895f4a74bdb8d77aca56b1b0/FLAG49b46c569 [2023-12-03 02:30:32,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/data/4d5bc94f1/3f249a49895f4a74bdb8d77aca56b1b0 [2023-12-03 02:30:32,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:30:32,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:30:32,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:30:32,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:30:32,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:30:32,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:30:32" (1/1) ... [2023-12-03 02:30:32,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2109d8cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:32, skipping insertion in model container [2023-12-03 02:30:32,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:30:32" (1/1) ... [2023-12-03 02:30:32,985 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:30:33,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:30:33,672 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:30:33,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:30:33,861 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:30:33,861 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:30:33,866 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:30:33,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33 WrapperNode [2023-12-03 02:30:33,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:30:33,868 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:30:33,868 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:30:33,868 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:30:33,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:33,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:33,988 INFO L138 Inliner]: procedures = 494, calls = 133, calls flagged for inlining = 48, calls inlined = 122, statements flattened = 1694 [2023-12-03 02:30:33,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:30:33,989 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:30:33,989 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:30:33,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:30:33,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:33,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:34,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:34,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:34,071 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:34,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:34,093 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:34,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:34,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:30:34,116 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:30:34,116 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:30:34,117 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:30:34,117 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:30:33" (1/1) ... [2023-12-03 02:30:34,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:30:34,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:30:34,140 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:30:34,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:30:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-12-03 02:30:34,210 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-12-03 02:30:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:30:34,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:30:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:30:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 02:30:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:30:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 02:30:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:30:34,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:30:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:30:34,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:30:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:30:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:30:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:30:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:30:34,212 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 02:30:34,215 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:30:34,529 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:30:34,531 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:30:39,056 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:30:40,002 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:30:40,002 INFO L309 CfgBuilder]: Removed 11 assume(true) statements. [2023-12-03 02:30:40,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:30:40 BoogieIcfgContainer [2023-12-03 02:30:40,005 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:30:40,006 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:30:40,006 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:30:40,016 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:30:40,016 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:30:40" (1/1) ... [2023-12-03 02:30:40,017 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:30:40,022 INFO L158 Benchmark]: Toolchain (without parser) took 7100.58ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 67.9MB in the beginning and 116.1MB in the end (delta: -48.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-12-03 02:30:40,022 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 73.4MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:30:40,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 945.87ms. Allocated memory is still 94.4MB. Free memory was 67.8MB in the beginning and 58.0MB in the end (delta: 9.8MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2023-12-03 02:30:40,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.66ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 48.5MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:30:40,024 INFO L158 Benchmark]: Boogie Preprocessor took 126.12ms. Allocated memory is still 94.4MB. Free memory was 48.5MB in the beginning and 38.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:30:40,025 INFO L158 Benchmark]: RCFGBuilder took 5889.32ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 38.1MB in the beginning and 117.1MB in the end (delta: -79.1MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2023-12-03 02:30:40,026 INFO L158 Benchmark]: CodeCheck took 13.88ms. Allocated memory is still 180.4MB. Free memory was 117.1MB in the beginning and 116.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:30:40,029 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 73.4MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 945.87ms. Allocated memory is still 94.4MB. Free memory was 67.8MB in the beginning and 58.0MB in the end (delta: 9.8MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.66ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 48.5MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.12ms. Allocated memory is still 94.4MB. Free memory was 48.5MB in the beginning and 38.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 5889.32ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 38.1MB in the beginning and 117.1MB in the end (delta: -79.1MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * CodeCheck took 13.88ms. Allocated memory is still 180.4MB. Free memory was 117.1MB in the beginning and 116.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:30:40,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e13933c-1258-4d08-aea0-987fd4431d49/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported