./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/config/GemCutterReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-17 22:14:36,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 22:14:36,625 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-Reach-32bit-GemCutter_Default.epf [2023-11-17 22:14:36,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 22:14:36,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 22:14:36,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 22:14:36,683 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 22:14:36,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 22:14:36,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 22:14:36,693 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 22:14:36,695 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 22:14:36,696 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 22:14:36,697 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 22:14:36,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 22:14:36,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 22:14:36,700 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 22:14:36,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 22:14:36,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 22:14:36,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 22:14:36,702 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 22:14:36,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 22:14:36,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 22:14:36,703 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 22:14:36,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 22:14:36,704 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 22:14:36,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 22:14:36,705 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 22:14:36,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 22:14:36,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:14:36,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 22:14:36,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 22:14:36,707 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 22:14:36,707 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 22:14:36,707 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-11-17 22:14:36,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 22:14:36,708 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 22:14:36,708 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 22:14:36,709 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 22:14:36,709 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 22:14:36,709 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-17 22:14:36,709 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_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2023-11-17 22:14:36,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 22:14:37,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 22:14:37,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 22:14:37,030 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 22:14:37,032 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 22:14:37,034 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-17 22:14:40,302 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 22:14:40,734 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 22:14:40,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-17 22:14:40,767 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/data/afbfc3c0d/e92de44448394169bc6e6523d96ba500/FLAG6e0c5d57e [2023-11-17 22:14:40,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/data/afbfc3c0d/e92de44448394169bc6e6523d96ba500 [2023-11-17 22:14:40,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 22:14:40,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-17 22:14:40,800 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 22:14:40,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 22:14:40,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 22:14:40,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:14:40" (1/1) ... [2023-11-17 22:14:40,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bd42986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:40, skipping insertion in model container [2023-11-17 22:14:40,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:14:40" (1/1) ... [2023-11-17 22:14:40,900 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 22:14:41,121 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-17 22:14:41,788 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_9f70caed-8f1a-41a1-943a-f0d97706693c/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2023-11-17 22:14:41,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:14:41,856 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 22:14:41,873 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-17 22:14:41,960 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_9f70caed-8f1a-41a1-943a-f0d97706693c/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2023-11-17 22:14:41,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:14:42,117 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 22:14:42,117 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 22:14:42,118 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 22:14:42,126 INFO L206 MainTranslator]: Completed translation [2023-11-17 22:14:42,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42 WrapperNode [2023-11-17 22:14:42,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 22:14:42,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 22:14:42,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 22:14:42,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 22:14:42,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,192 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,243 INFO L138 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 144 [2023-11-17 22:14:42,244 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 22:14:42,245 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 22:14:42,245 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 22:14:42,245 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 22:14:42,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 22:14:42,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 22:14:42,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 22:14:42,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 22:14:42,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (1/1) ... [2023-11-17 22:14:42,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:14:42,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:14:42,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 22:14:42,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 22:14:42,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-17 22:14:42,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 22:14:42,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-17 22:14:42,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 22:14:42,395 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-17 22:14:42,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 22:14:42,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-17 22:14:42,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 22:14:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 22:14:42,398 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-17 22:14:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-17 22:14:42,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 22:14:42,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 22:14:42,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 22:14:42,402 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 22:14:42,841 INFO L236 CfgBuilder]: Building ICFG [2023-11-17 22:14:42,843 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 22:14:43,236 INFO L277 CfgBuilder]: Performing block encoding [2023-11-17 22:14:43,313 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 22:14:43,314 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-17 22:14:43,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:14:43 BoogieIcfgContainer [2023-11-17 22:14:43,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 22:14:43,323 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 22:14:43,324 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 22:14:43,328 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 22:14:43,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 10:14:40" (1/3) ... [2023-11-17 22:14:43,329 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1270d4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:14:43, skipping insertion in model container [2023-11-17 22:14:43,330 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:14:42" (2/3) ... [2023-11-17 22:14:43,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1270d4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:14:43, skipping insertion in model container [2023-11-17 22:14:43,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:14:43" (3/3) ... [2023-11-17 22:14:43,334 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_5-container_of.i [2023-11-17 22:14:43,343 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 22:14:43,354 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 22:14:43,354 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-11-17 22:14:43,355 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 22:14:43,429 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-17 22:14:43,494 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 22:14:43,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 22:14:43,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:14:43,500 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 22:14:43,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-17 22:14:43,564 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 22:14:43,579 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-17 22:14:43,589 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@edf319b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 22:14:43,589 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-17 22:14:43,646 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 22:14:43,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:14:43,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1326461812, now seen corresponding path program 1 times [2023-11-17 22:14:43,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:14:43,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229713627] [2023-11-17 22:14:43,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:14:43,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:14:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:14:44,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:14:44,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:14:44,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229713627] [2023-11-17 22:14:44,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229713627] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:14:44,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:14:44,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-17 22:14:44,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576373133] [2023-11-17 22:14:44,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:14:44,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-17 22:14:44,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:14:45,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-17 22:14:45,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-17 22:14:45,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:14:45,015 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:14:45,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 22:14:45,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:14:45,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:14:45,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 22:14:45,181 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 22:14:45,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:14:45,182 INFO L85 PathProgramCache]: Analyzing trace with hash -2100382349, now seen corresponding path program 1 times [2023-11-17 22:14:45,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:14:45,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159869369] [2023-11-17 22:14:45,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:14:45,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:14:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 22:14:45,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 22:14:45,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 22:14:45,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159869369] [2023-11-17 22:14:45,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159869369] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 22:14:45,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 22:14:45,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-17 22:14:45,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178602350] [2023-11-17 22:14:45,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 22:14:45,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-17 22:14:45,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 22:14:45,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-17 22:14:45,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-17 22:14:45,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:14:45,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 22:14:45,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 22:14:45,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 22:14:45,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 22:14:52,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-17 22:14:52,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 22:14:52,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-17 22:14:52,852 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 22:14:52,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 22:14:52,853 INFO L85 PathProgramCache]: Analyzing trace with hash -2020998224, now seen corresponding path program 1 times [2023-11-17 22:14:52,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 22:14:52,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419319203] [2023-11-17 22:14:52,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 22:14:52,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 22:14:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-17 22:14:52,997 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-17 22:14:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-17 22:14:53,177 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-17 22:14:53,178 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-17 22:14:53,180 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (7 of 8 remaining) [2023-11-17 22:14:53,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2023-11-17 22:14:53,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2023-11-17 22:14:53,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2023-11-17 22:14:53,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2023-11-17 22:14:53,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2023-11-17 22:14:53,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2023-11-17 22:14:53,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2023-11-17 22:14:53,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-17 22:14:53,203 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-17 22:14:53,209 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-17 22:14:53,209 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-17 22:14:53,332 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret21 could not be translated [2023-11-17 22:14:53,334 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-17 22:14:53,335 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre11 could not be translated [2023-11-17 22:14:53,343 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,344 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,345 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,347 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre13 could not be translated [2023-11-17 22:14:53,352 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,354 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,355 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,357 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated [2023-11-17 22:14:53,361 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem15 could not be translated [2023-11-17 22:14:53,364 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem15 could not be translated [2023-11-17 22:14:53,364 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet16 [2023-11-17 22:14:53,365 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-17 22:14:53,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-17 22:14:53,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet20 [2023-11-17 22:14:53,367 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem23 could not be translated [2023-11-17 22:14:53,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 10:14:53 BasicIcfg [2023-11-17 22:14:53,383 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 22:14:53,383 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-17 22:14:53,384 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-17 22:14:53,385 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-17 22:14:53,386 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:14:43" (3/4) ... [2023-11-17 22:14:53,390 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-17 22:14:53,450 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret21 could not be translated [2023-11-17 22:14:53,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-17 22:14:53,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre11 could not be translated [2023-11-17 22:14:53,455 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,455 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,456 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,457 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre13 could not be translated [2023-11-17 22:14:53,458 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,465 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,465 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet7 [2023-11-17 22:14:53,466 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated [2023-11-17 22:14:53,466 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem15 could not be translated [2023-11-17 22:14:53,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem15 could not be translated [2023-11-17 22:14:53,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet16 [2023-11-17 22:14:53,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-17 22:14:53,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet20 [2023-11-17 22:14:53,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-17 22:14:53,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem23 could not be translated [2023-11-17 22:14:53,529 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/witness.graphml [2023-11-17 22:14:53,529 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-17 22:14:53,530 INFO L158 Benchmark]: Toolchain (without parser) took 12733.13ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 87.0MB in the beginning and 90.9MB in the end (delta: -3.8MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2023-11-17 22:14:53,530 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-17 22:14:53,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1327.34ms. Allocated memory is still 132.1MB. Free memory was 86.7MB in the beginning and 68.0MB in the end (delta: 18.7MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-11-17 22:14:53,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.83ms. Allocated memory is still 132.1MB. Free memory was 67.4MB in the beginning and 64.0MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-17 22:14:53,532 INFO L158 Benchmark]: Boogie Preprocessor took 69.70ms. Allocated memory is still 132.1MB. Free memory was 64.0MB in the beginning and 61.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-17 22:14:53,532 INFO L158 Benchmark]: RCFGBuilder took 1005.14ms. Allocated memory is still 132.1MB. Free memory was 61.1MB in the beginning and 84.3MB in the end (delta: -23.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-17 22:14:53,533 INFO L158 Benchmark]: TraceAbstraction took 10059.84ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 83.8MB in the beginning and 116.0MB in the end (delta: -32.3MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2023-11-17 22:14:53,533 INFO L158 Benchmark]: Witness Printer took 146.22ms. Allocated memory is still 169.9MB. Free memory was 116.0MB in the beginning and 90.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-17 22:14:53,535 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1327.34ms. Allocated memory is still 132.1MB. Free memory was 86.7MB in the beginning and 68.0MB in the end (delta: 18.7MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.83ms. Allocated memory is still 132.1MB. Free memory was 67.4MB in the beginning and 64.0MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.70ms. Allocated memory is still 132.1MB. Free memory was 64.0MB in the beginning and 61.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1005.14ms. Allocated memory is still 132.1MB. Free memory was 61.1MB in the beginning and 84.3MB in the end (delta: -23.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * TraceAbstraction took 10059.84ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 83.8MB in the beginning and 116.0MB in the end (delta: -32.3MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. * Witness Printer took 146.22ms. Allocated memory is still 169.9MB. Free memory was 116.0MB in the beginning and 90.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet16 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet20 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem23 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet7 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet16 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet20 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem23 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2133, independent: 2102, independent conditional: 32, independent unconditional: 2070, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 32, independent unconditional: 2070, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 32, independent unconditional: 2070, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 0, independent unconditional: 2102, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 0, independent unconditional: 2102, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 0, independent unconditional: 2102, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2082, independent: 2070, independent conditional: 0, independent unconditional: 2070, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2082, independent: 2068, independent conditional: 0, independent unconditional: 2068, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 14, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6569, independent: 72, independent conditional: 0, independent unconditional: 72, dependent: 86, dependent conditional: 0, dependent unconditional: 86, unknown: 6412, unknown conditional: 0, unknown unconditional: 6412] , Protected Queries: 0 ], Cache Queries: [ total: 2114, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2082, unknown conditional: 0, unknown unconditional: 2082] , Statistics on independence cache: Total cache size (in pairs): 2076, Positive cache size: 2070, Positive conditional cache size: 0, Positive unconditional cache size: 2070, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 6, Unknown conditional cache size: 0, Unknown unconditional cache size: 6, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 19 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 6.7s, Number of persistent set computation: 149, Number of trivial persistent sets: 149, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2082, independent: 2070, independent conditional: 0, independent unconditional: 2070, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2133, independent: 2102, independent conditional: 32, independent unconditional: 2070, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 32, independent unconditional: 2070, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 32, independent unconditional: 2070, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 0, independent unconditional: 2102, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 0, independent unconditional: 2102, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2114, independent: 2102, independent conditional: 0, independent unconditional: 2102, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2082, independent: 2070, independent conditional: 0, independent unconditional: 2070, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2082, independent: 2068, independent conditional: 0, independent unconditional: 2068, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 14, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6569, independent: 72, independent conditional: 0, independent unconditional: 72, dependent: 86, dependent conditional: 0, dependent unconditional: 86, unknown: 6412, unknown conditional: 0, unknown unconditional: 6412] , Protected Queries: 0 ], Cache Queries: [ total: 2114, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2082, unknown conditional: 0, unknown unconditional: 2082] , Statistics on independence cache: Total cache size (in pairs): 2076, Positive cache size: 2070, Positive conditional cache size: 0, Positive unconditional cache size: 2070, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 6, Unknown conditional cache size: 0, Unknown unconditional cache size: 6, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 19 - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; VAL [t1={3:0}, t2={4:0}] [L1745] CALL, EXPR 0 my_drv_init() [L1739] 0 return 0; VAL [\result=0, t1={3:0}, t2={4:0}] [L1745] RET, EXPR 0 my_drv_init() [L1745] 0 int ret = my_drv_init(); VAL [ret=0, t1={3:0}, t2={4:0}] [L1746] COND TRUE 0 ret==0 VAL [ret=0, t1={3:0}, t2={4:0}] [L1747] 0 int probe_ret; VAL [ret=0, t1={3:0}, t2={4:0}] [L1748] 0 struct my_data data; VAL [data={6:0}, ret=0, t1={3:0}, t2={4:0}] [L1749] CALL, EXPR 0 my_drv_probe(&data) [L1706] 0 struct device *d = &data->dev; VAL [d={6:24}, data={6:0}, data={6:0}, t1={3:0}, t2={4:0}] [L1708] 0 data->shared.a = 0 VAL [d={6:24}, data={6:0}, data={6:0}, t1={3:0}, t2={4:0}] [L1709] 0 data->shared.b = 0 VAL [d={6:24}, data={6:0}, data={6:0}, t1={3:0}, t2={4:0}] [L1710] 0 int res = __VERIFIER_nondet_int(); VAL [d={6:24}, data={6:0}, data={6:0}, res=0, t1={3:0}, t2={4:0}] [L1711] COND FALSE 0 !(\read(res)) VAL [d={6:24}, data={6:0}, data={6:0}, res=0, t1={3:0}, t2={4:0}] [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={6:24}, d={6:24}, data={6:0}, data={6:0}, res=0, t1={3:0}, t2={4:0}] [L1689] 1 struct device *dev = (struct device*)arg; VAL [arg={6:24}, arg={6:24}, dev={6:24}, t1={3:0}, t2={4:0}] [L1690] 1 struct my_data *data; VAL [arg={6:24}, arg={6:24}, dev={6:24}, t1={3:0}, t2={4:0}] [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [__mptr={6:24}, arg={6:24}, arg={6:24}, dev={6:24}, t1={3:0}, t2={4:0}] [L1691] 1 { const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );} VAL [__mptr={6:24}, arg={6:24}, arg={6:24}, dev={6:24}, t1={3:0}, t2={4:0}] [L1691] 1 { const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );} VAL [arg={6:24}, arg={6:24}, dev={6:24}, t1={3:0}, t2={4:0}] [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, t1={3:0}, t2={4:0}] [L1694] 1 data->shared.a = 1 VAL [arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, t1={3:0}, t2={4:0}] [L1697] EXPR 1 data->shared.b [L1697] 1 int lb = data->shared.b; [L1700] 1 data->shared.b = lb + 1 VAL [arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1={3:0}, t2={4:0}] [L1703] 1 return 0; VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1={3:0}, t2={4:0}] [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [\result={0:0}, arg={6:24}, arg={6:24}, d={6:24}, data={6:0}, data={6:0}, data={6:0}, dev={6:24}, lb=0, res=0, t1={3:0}, t2={4:0}] [L1689] 2 struct device *dev = (struct device*)arg; VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1={3:0}, t2={4:0}] [L1690] 2 struct my_data *data; VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1={3:0}, t2={4:0}] [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [\result={0:0}, __mptr={6:24}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1={3:0}, t2={4:0}] [L1691] 2 { const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );} VAL [\result={0:0}, __mptr={6:24}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1={3:0}, t2={4:0}] [L1691] 2 { const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );} VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1={3:0}, t2={4:0}] [L1691] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1={3:0}, t2={4:0}] [L1694] 2 data->shared.a = 1 VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=0, t1={3:0}, t2={4:0}] [L1697] EXPR 2 data->shared.b [L1697] 2 int lb = data->shared.b; [L1700] 2 data->shared.b = lb + 1 VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=1, t1={3:0}, t2={4:0}] [L1703] 2 return 0; VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, lb=1, t1={3:0}, t2={4:0}] [L1715] 0 return 0; VAL [\result=0, \result={0:0}, arg={6:24}, arg={6:24}, d={6:24}, data={6:0}, data={6:0}, data={6:0}, dev={6:24}, lb=1, res=0, t1={3:0}, t2={4:0}] [L1749] RET, EXPR 0 my_drv_probe(&data) [L1749] 0 probe_ret = my_drv_probe(&data) VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, data={6:0}, dev={6:24}, lb=1, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1750] COND TRUE 0 probe_ret==0 [L1751] CALL 0 my_drv_disconnect(&data) [L1721] 0 void *status; VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, data={6:0}, data={6:0}, dev={6:24}, lb=1, status={5:0}, t1={3:0}, t2={4:0}] [L1722] 0 \read(t1) VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, data={6:0}, data={6:0}, dev={6:24}, lb=1, status={5:0}, t1={3:0}, t2={4:0}] [L1722] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, data={6:0}, data={6:0}, dev={6:24}, lb=1, status={5:0}, t1={3:0}, t2={4:0}] [L1724] 0 data->shared.a = 3 VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, data={6:0}, data={6:0}, dev={6:24}, lb=1, status={5:0}, t1={3:0}, t2={4:0}] [L1727] 0 data->shared.b = 3 VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, data={6:0}, data={6:0}, dev={6:24}, lb=1, status={5:0}, t1={3:0}, t2={4:0}] [L1730] EXPR 0 data->shared.a [L1730] CALL 0 ldv_assert(data->shared.a==3) [L1675] COND FALSE 0 !(!expression) [L1730] RET 0 ldv_assert(data->shared.a==3) [L1733] EXPR 0 data->shared.b [L1733] CALL 0 ldv_assert(data->shared.b==3) [L1675] COND FALSE 0 !(!expression) [L1733] RET 0 ldv_assert(data->shared.b==3) [L1735] 0 \read(t2) VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, data={6:0}, data={6:0}, dev={6:24}, lb=1, status={5:0}, t1={3:0}, t2={4:0}] [L1735] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, data={6:0}, data={6:0}, dev={6:24}, lb=1, status={5:0}, t1={3:0}, t2={4:0}] [L1751] RET 0 my_drv_disconnect(&data) [L1752] EXPR 0 data.shared.a VAL [\result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, data={6:0}, dev={6:24}, lb=1, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1752] CALL 0 ldv_assert(data.shared.a==1) [L1675] COND TRUE 0 !expression VAL [\old(expression)=0, \result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, expression=0, lb=1, t1={3:0}, t2={4:0}] [L1675] 0 reach_error() VAL [\old(expression)=0, \result={0:0}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, expression=0, lb=1, t1={3:0}, t2={4:0}] - UnprovableResult [Line: 1675]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1714]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1713]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 190 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 9.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 7.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 114 ConstructedInterpolants, 0 QuantifiedInterpolants, 250 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-11-17 22:14:53,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-11-17 22:14:53,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f70caed-8f1a-41a1-943a-f0d97706693c/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE