./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:06,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:06,909 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:18:06,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:18:06,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:18:06,964 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:06,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:18:06,970 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:18:06,971 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:06,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:06,973 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:06,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:18:06,975 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:18:06,975 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:18:06,976 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:18:06,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:06,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:18:06,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:06,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:18:06,988 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:18:06,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:18:06,989 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:06,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:06,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:06,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:06,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:06,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:06,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:06,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:06,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:18:06,994 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:18:06,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:18:06,995 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:18:06,996 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_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f [2023-11-19 03:18:07,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:07,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:07,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:07,313 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:07,314 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:07,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-11-19 03:18:10,465 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:10,827 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:10,827 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-11-19 03:18:10,852 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/data/b4dd96be6/5f6ac4468f6b483bac6020465c7f5f26/FLAGb4abddc47 [2023-11-19 03:18:10,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/data/b4dd96be6/5f6ac4468f6b483bac6020465c7f5f26 [2023-11-19 03:18:10,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:10,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:10,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:10,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:10,881 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:10,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:10" (1/1) ... [2023-11-19 03:18:10,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b87101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:10, skipping insertion in model container [2023-11-19 03:18:10,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:10" (1/1) ... [2023-11-19 03:18:10,970 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:11,908 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[76469,76482] [2023-11-19 03:18:11,960 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[79042,79055] [2023-11-19 03:18:11,965 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[79451,79464] [2023-11-19 03:18:11,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:12,001 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:12,074 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[76469,76482] [2023-11-19 03:18:12,100 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[79042,79055] [2023-11-19 03:18:12,107 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[79451,79464] [2023-11-19 03:18:12,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:12,311 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:12,312 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:12,320 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:12,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12 WrapperNode [2023-11-19 03:18:12,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:12,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:12,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:12,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:12,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,438 INFO L138 Inliner]: procedures = 489, calls = 127, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 471 [2023-11-19 03:18:12,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:12,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:12,440 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:12,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:12,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,467 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,514 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:12,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:12,531 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:12,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:12,532 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:12" (1/1) ... [2023-11-19 03:18:12,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:12,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:12,571 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:12,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-11-19 03:18:12,609 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-11-19 03:18:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:18:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:18:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:18:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:18:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:18:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:18:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2023-11-19 03:18:12,611 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2023-11-19 03:18:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:12,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2023-11-19 03:18:12,611 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2023-11-19 03:18:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:18:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:18:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2023-11-19 03:18:12,612 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2023-11-19 03:18:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:18:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2023-11-19 03:18:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2023-11-19 03:18:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:18:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2023-11-19 03:18:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2023-11-19 03:18:12,615 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:18:12,997 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:13,000 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:13,743 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:13,805 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:13,805 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:18:13,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:13 BoogieIcfgContainer [2023-11-19 03:18:13,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:13,812 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:13,813 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:13,823 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:13,824 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:13" (1/1) ... [2023-11-19 03:18:13,825 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:18:13,829 INFO L158 Benchmark]: Toolchain (without parser) took 2955.21ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 79.8MB in the beginning and 119.4MB in the end (delta: -39.6MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-11-19 03:18:13,830 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 127.9MB. Free memory was 96.0MB in the beginning and 95.9MB in the end (delta: 83.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:13,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1446.11ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 79.4MB in the beginning and 121.0MB in the end (delta: -41.6MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2023-11-19 03:18:13,832 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.22ms. Allocated memory is still 176.2MB. Free memory was 121.0MB in the beginning and 116.0MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:18:13,832 INFO L158 Benchmark]: Boogie Preprocessor took 90.60ms. Allocated memory is still 176.2MB. Free memory was 116.0MB in the beginning and 110.5MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:18:13,833 INFO L158 Benchmark]: RCFGBuilder took 1280.88ms. Allocated memory is still 176.2MB. Free memory was 110.5MB in the beginning and 120.4MB in the end (delta: -9.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 03:18:13,834 INFO L158 Benchmark]: CodeCheck took 15.03ms. Allocated memory is still 176.2MB. Free memory was 120.4MB in the beginning and 119.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:13,838 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 0.37ms. Allocated memory is still 127.9MB. Free memory was 96.0MB in the beginning and 95.9MB in the end (delta: 83.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1446.11ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 79.4MB in the beginning and 121.0MB in the end (delta: -41.6MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.22ms. Allocated memory is still 176.2MB. Free memory was 121.0MB in the beginning and 116.0MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.60ms. Allocated memory is still 176.2MB. Free memory was 116.0MB in the beginning and 110.5MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1280.88ms. Allocated memory is still 176.2MB. Free memory was 110.5MB in the beginning and 120.4MB in the end (delta: -9.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 15.03ms. Allocated memory is still 176.2MB. Free memory was 120.4MB in the beginning and 119.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:18:13,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/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_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:16,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:16,685 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:18:16,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:16,737 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:18:16,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:18:16,739 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:16,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:16,741 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:16,746 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:18:16,746 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:18:16,747 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:18:16,747 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:16,749 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:18:16,749 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:16,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:18:16,750 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:18:16,750 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:18:16,751 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:18:16,751 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:18:16,752 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:18:16,752 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:16,753 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:16,753 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:16,753 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:16,754 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:18:16,754 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:18:16,755 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:16,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:16,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:16,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:16,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:18:16,757 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:18:16,758 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:18:16,758 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:18:16,758 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:18:16,759 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:18:16,759 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_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef1ebb9985ad6dadbe7cf99c72a7d7cbd507bc2d179a6afec5353fae325d63f [2023-11-19 03:18:17,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:17,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:17,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:17,255 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:17,255 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:17,257 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-11-19 03:18:20,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:20,845 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:20,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2023-11-19 03:18:20,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/data/6442487b5/db00f98e1492417d99daba51810d4d9e/FLAGb15495cce [2023-11-19 03:18:20,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/data/6442487b5/db00f98e1492417d99daba51810d4d9e [2023-11-19 03:18:20,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:20,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:20,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:20,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:20,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:20,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:20" (1/1) ... [2023-11-19 03:18:20,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65104ede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:20, skipping insertion in model container [2023-11-19 03:18:20,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:20" (1/1) ... [2023-11-19 03:18:21,012 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:22,191 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[76469,76482] [2023-11-19 03:18:22,241 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[79042,79055] [2023-11-19 03:18:22,246 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[79451,79464] [2023-11-19 03:18:22,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:22,280 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:22,322 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[76469,76482] [2023-11-19 03:18:22,345 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[79042,79055] [2023-11-19 03:18:22,349 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i[79451,79464] [2023-11-19 03:18:22,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:22,516 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:22,517 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:18:22,525 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:22,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22 WrapperNode [2023-11-19 03:18:22,526 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:22,527 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:22,527 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:22,527 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:22,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,647 INFO L138 Inliner]: procedures = 493, calls = 127, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 389 [2023-11-19 03:18:22,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:22,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:22,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:22,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:22,664 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:22,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:22,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:22,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:22,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:22" (1/1) ... [2023-11-19 03:18:22,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:22,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:22,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:22,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:22,893 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2023-11-19 03:18:22,894 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2023-11-19 03:18:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:18:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:18:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:18:22,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:18:22,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:18:22,896 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:18:22,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:22,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:18:22,897 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2023-11-19 03:18:22,897 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2023-11-19 03:18:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:22,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:18:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2023-11-19 03:18:22,898 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2023-11-19 03:18:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:18:22,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:18:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:18:22,899 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2023-11-19 03:18:22,899 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2023-11-19 03:18:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2023-11-19 03:18:22,900 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2023-11-19 03:18:22,900 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2023-11-19 03:18:22,900 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2023-11-19 03:18:22,903 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:18:23,358 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:23,360 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:24,229 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:24,279 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:24,279 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:18:24,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:24 BoogieIcfgContainer [2023-11-19 03:18:24,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:24,287 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:24,287 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:24,298 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:24,298 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:24" (1/1) ... [2023-11-19 03:18:24,299 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:18:24,303 INFO L158 Benchmark]: Toolchain (without parser) took 3401.60ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 55.9MB in the beginning and 59.0MB in the end (delta: -3.1MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-19 03:18:24,304 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 59.5MB in the end (delta: 20.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:24,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1624.19ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 55.7MB in the beginning and 63.6MB in the end (delta: -7.9MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-11-19 03:18:24,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.07ms. Allocated memory is still 113.2MB. Free memory was 63.6MB in the beginning and 58.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:18:24,306 INFO L158 Benchmark]: Boogie Preprocessor took 146.66ms. Allocated memory is still 113.2MB. Free memory was 58.3MB in the beginning and 81.5MB in the end (delta: -23.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-11-19 03:18:24,307 INFO L158 Benchmark]: RCFGBuilder took 1489.54ms. Allocated memory is still 113.2MB. Free memory was 81.5MB in the beginning and 60.7MB in the end (delta: 20.8MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2023-11-19 03:18:24,308 INFO L158 Benchmark]: CodeCheck took 14.82ms. Allocated memory is still 113.2MB. Free memory was 59.8MB in the beginning and 59.0MB in the end (delta: 818.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:24,311 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 0.30ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 59.5MB in the end (delta: 20.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1624.19ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 55.7MB in the beginning and 63.6MB in the end (delta: -7.9MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.07ms. Allocated memory is still 113.2MB. Free memory was 63.6MB in the beginning and 58.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.66ms. Allocated memory is still 113.2MB. Free memory was 58.3MB in the beginning and 81.5MB in the end (delta: -23.2MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1489.54ms. Allocated memory is still 113.2MB. Free memory was 81.5MB in the beginning and 60.7MB in the end (delta: 20.8MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * CodeCheck took 14.82ms. Allocated memory is still 113.2MB. Free memory was 59.8MB in the beginning and 59.0MB in the end (delta: 818.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:18:24,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72d24b65-9324-48e0-aa66-fa428c08512f/bin/ukojak-verify-G8NBE6pJGL/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