./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:20:31,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:20:31,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:20:31,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:20:31,529 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:20:31,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:20:31,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:20:31,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:20:31,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:20:31,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:20:31,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:20:31,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:20:31,577 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:20:31,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:20:31,578 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:20:31,579 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:20:31,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:20:31,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:20:31,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:20:31,581 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:20:31,581 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:20:31,582 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:20:31,582 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:20:31,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:20:31,583 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:20:31,583 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:20:31,583 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:20:31,584 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:20:31,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:20:31,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:31,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:20:31,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:20:31,589 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:20:31,589 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:20:31,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:20:31,590 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_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f [2024-11-08 22:20:31,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:20:31,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:20:31,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:20:31,960 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:20:31,960 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:20:31,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i Unable to find full path for "g++" [2024-11-08 22:20:34,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:20:34,728 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:20:34,729 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2024-11-08 22:20:34,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/data/fd34feaa8/11b6a0b1de644dcb9ab8e25594ec18ed/FLAG10551178b [2024-11-08 22:20:34,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/data/fd34feaa8/11b6a0b1de644dcb9ab8e25594ec18ed [2024-11-08 22:20:34,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:20:34,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:20:34,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:34,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:20:34,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:20:34,977 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3120380c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34, skipping insertion in model container [2024-11-08 22:20:34,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:35,051 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:20:36,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:36,314 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:20:36,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:36,644 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:20:36,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36 WrapperNode [2024-11-08 22:20:36,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:36,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:36,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:20:36,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:20:36,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,760 INFO L138 Inliner]: procedures = 491, calls = 159, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 537 [2024-11-08 22:20:36,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:36,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:20:36,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:20:36,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:20:36,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,830 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,839 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:20:36,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:20:36,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:20:36,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:20:36,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:36" (1/1) ... [2024-11-08 22:20:36,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:36,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:20:36,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:20:36,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:20:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2024-11-08 22:20:36,946 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2024-11-08 22:20:36,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:20:36,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:20:36,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:20:36,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:20:36,950 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 22:20:36,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:20:36,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 22:20:36,950 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2024-11-08 22:20:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2024-11-08 22:20:36,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:20:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:20:36,951 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-11-08 22:20:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-11-08 22:20:36,951 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2024-11-08 22:20:36,952 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2024-11-08 22:20:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:20:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 22:20:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 22:20:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 22:20:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2024-11-08 22:20:36,953 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2024-11-08 22:20:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:20:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2024-11-08 22:20:36,953 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2024-11-08 22:20:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:20:36,954 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2024-11-08 22:20:36,954 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2024-11-08 22:20:36,956 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:20:37,343 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:20:37,346 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:20:38,416 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:20:38,416 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:20:38,577 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:20:38,580 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:20:38,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:38 BoogieIcfgContainer [2024-11-08 22:20:38,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:20:38,585 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:20:38,585 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:20:38,600 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:20:38,600 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:38" (1/1) ... [2024-11-08 22:20:38,601 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-08 22:20:38,612 INFO L158 Benchmark]: Toolchain (without parser) took 3645.10ms. Allocated memory is still 188.7MB. Free memory was 148.4MB in the beginning and 140.5MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:20:38,613 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory was 74.2MB in the beginning and 74.1MB in the end (delta: 111.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:38,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1677.76ms. Allocated memory is still 188.7MB. Free memory was 148.4MB in the beginning and 147.0MB in the end (delta: 1.4MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2024-11-08 22:20:38,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.92ms. Allocated memory is still 188.7MB. Free memory was 147.0MB in the beginning and 140.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:20:38,616 INFO L158 Benchmark]: Boogie Preprocessor took 100.75ms. Allocated memory is still 188.7MB. Free memory was 140.7MB in the beginning and 135.6MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:20:38,617 INFO L158 Benchmark]: RCFGBuilder took 1721.74ms. Allocated memory is still 188.7MB. Free memory was 135.6MB in the beginning and 141.6MB in the end (delta: -5.9MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-08 22:20:38,618 INFO L158 Benchmark]: CodeCheck took 24.55ms. Allocated memory is still 188.7MB. Free memory was 141.6MB in the beginning and 140.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:38,622 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory was 74.2MB in the beginning and 74.1MB in the end (delta: 111.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1677.76ms. Allocated memory is still 188.7MB. Free memory was 148.4MB in the beginning and 147.0MB in the end (delta: 1.4MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.92ms. Allocated memory is still 188.7MB. Free memory was 147.0MB in the beginning and 140.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.75ms. Allocated memory is still 188.7MB. Free memory was 140.7MB in the beginning and 135.6MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1721.74ms. Allocated memory is still 188.7MB. Free memory was 135.6MB in the beginning and 141.6MB in the end (delta: -5.9MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * CodeCheck took 24.55ms. Allocated memory is still 188.7MB. Free memory was 141.6MB in the beginning and 140.5MB 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. [2024-11-08 22:20:38,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:20:41,521 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:20:41,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:20:41,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:20:41,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:20:41,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:20:41,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:20:41,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:20:41,704 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:20:41,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:20:41,705 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:20:41,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:20:41,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:20:41,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:20:41,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:20:41,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:20:41,711 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:20:41,711 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:20:41,711 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:20:41,712 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:20:41,712 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:20:41,713 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:20:41,713 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:20:41,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:20:41,714 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:20:41,714 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:20:41,715 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:20:41,715 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:20:41,715 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:41,716 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:20:41,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:20:41,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:41,721 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:20:41,721 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:20:41,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:20:41,722 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:20:41,722 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:41,723 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:20:41,723 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_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f [2024-11-08 22:20:42,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:20:42,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:20:42,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:20:42,235 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:20:42,236 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:20:42,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i Unable to find full path for "g++" [2024-11-08 22:20:44,910 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:20:45,361 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:20:45,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2024-11-08 22:20:45,391 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/data/e47461877/4b667eda877a41b5bece8e9a7d83a5c9/FLAGffcdbe1a1 [2024-11-08 22:20:45,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/data/e47461877/4b667eda877a41b5bece8e9a7d83a5c9 [2024-11-08 22:20:45,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:20:45,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:20:45,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:45,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:20:45,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:20:45,439 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:45" (1/1) ... [2024-11-08 22:20:45,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@565853d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:45, skipping insertion in model container [2024-11-08 22:20:45,441 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:45" (1/1) ... [2024-11-08 22:20:45,555 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:20:46,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:46,797 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:20:46,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:47,158 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:20:47,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47 WrapperNode [2024-11-08 22:20:47,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:47,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:47,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:20:47,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:20:47,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,270 INFO L138 Inliner]: procedures = 495, calls = 159, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 469 [2024-11-08 22:20:47,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:47,272 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:20:47,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:20:47,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:20:47,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,385 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:20:47,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:20:47,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:20:47,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:20:47,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:47" (1/1) ... [2024-11-08 22:20:47,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:47,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:20:47,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:20:47,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:20:47,496 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2024-11-08 22:20:47,497 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2024-11-08 22:20:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:20:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:20:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:20:47,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:20:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:20:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 22:20:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:20:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 22:20:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2024-11-08 22:20:47,498 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2024-11-08 22:20:47,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:20:47,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:20:47,499 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-11-08 22:20:47,499 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-11-08 22:20:47,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:20:47,501 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2024-11-08 22:20:47,502 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2024-11-08 22:20:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:20:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 22:20:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:20:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 22:20:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 22:20:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2024-11-08 22:20:47,503 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2024-11-08 22:20:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2024-11-08 22:20:47,504 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2024-11-08 22:20:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2024-11-08 22:20:47,505 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2024-11-08 22:20:47,507 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:20:48,030 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:20:48,032 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:20:49,743 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:20:49,743 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:20:49,852 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:20:49,853 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:20:49,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:49 BoogieIcfgContainer [2024-11-08 22:20:49,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:20:49,855 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:20:49,856 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:20:49,867 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:20:49,867 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:49" (1/1) ... [2024-11-08 22:20:49,868 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-11-08 22:20:49,874 INFO L158 Benchmark]: Toolchain (without parser) took 4445.75ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 35.9MB in the beginning and 47.0MB in the end (delta: -11.1MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-08 22:20:49,875 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:49,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1730.74ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 35.7MB in the beginning and 48.3MB in the end (delta: -12.5MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-11-08 22:20:49,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.10ms. Allocated memory is still 81.8MB. Free memory was 47.9MB in the beginning and 42.4MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:20:49,878 INFO L158 Benchmark]: Boogie Preprocessor took 113.54ms. Allocated memory is still 81.8MB. Free memory was 42.4MB in the beginning and 36.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:20:49,879 INFO L158 Benchmark]: RCFGBuilder took 2467.81ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 36.1MB in the beginning and 48.0MB in the end (delta: -11.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-11-08 22:20:49,881 INFO L158 Benchmark]: CodeCheck took 16.22ms. Allocated memory is still 100.7MB. Free memory was 48.0MB in the beginning and 47.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:49,889 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1730.74ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 35.7MB in the beginning and 48.3MB in the end (delta: -12.5MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.10ms. Allocated memory is still 81.8MB. Free memory was 47.9MB in the beginning and 42.4MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.54ms. Allocated memory is still 81.8MB. Free memory was 42.4MB in the beginning and 36.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2467.81ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 36.1MB in the beginning and 48.0MB in the end (delta: -11.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * CodeCheck took 16.22ms. Allocated memory is still 100.7MB. Free memory was 48.0MB in the beginning and 47.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:20:49,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d68ae3e4-97d9-485e-bc02-36013bec6304/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported