./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4c72fad0f4736d2d4eb53bca18880400af0864c4b127cd0e90e1329def3f1884 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:01:30,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:01:30,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 01:01:30,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:01:30,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:01:30,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:01:30,638 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:01:30,638 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:01:30,639 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:01:30,640 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:01:30,641 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:01:30,641 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:01:30,642 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:01:30,642 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:01:30,643 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:01:30,644 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:01:30,644 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:01:30,645 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:01:30,646 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:01:30,646 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:01:30,647 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:01:30,648 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:01:30,649 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:01:30,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:01:30,650 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:01:30,651 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:01:30,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:01:30,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:01:30,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:01:30,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:01:30,654 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:01:30,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:01:30,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:01:30,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:01:30,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:01:30,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:01:30,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:01:30,657 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:01:30,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:01:30,657 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:01:30,658 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:01:30,658 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:01:30,658 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c72fad0f4736d2d4eb53bca18880400af0864c4b127cd0e90e1329def3f1884 [2023-11-12 01:01:30,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:01:31,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:01:31,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:01:31,017 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:01:31,018 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:01:31,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i [2023-11-12 01:01:34,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:01:34,915 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:01:34,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i [2023-11-12 01:01:35,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/data/aae1a03b4/499e050c7e5448238efe4f80d25e04c1/FLAGb253053c1 [2023-11-12 01:01:35,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/data/aae1a03b4/499e050c7e5448238efe4f80d25e04c1 [2023-11-12 01:01:35,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:01:35,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:01:35,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:01:35,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:01:35,071 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:01:35,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:01:35" (1/1) ... [2023-11-12 01:01:35,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d50c619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:35, skipping insertion in model container [2023-11-12 01:01:35,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:01:35" (1/1) ... [2023-11-12 01:01:35,293 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:01:38,508 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_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[379788,379801] [2023-11-12 01:01:38,512 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_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[379954,379967] [2023-11-12 01:01:38,513 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_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[380118,380131] [2023-11-12 01:01:38,514 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_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[380283,380296] [2023-11-12 01:01:38,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:01:38,646 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:01:38,787 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4944] [2023-11-12 01:01:39,111 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_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[379788,379801] [2023-11-12 01:01:39,112 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_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[379954,379967] [2023-11-12 01:01:39,113 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_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[380118,380131] [2023-11-12 01:01:39,113 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_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[380283,380296] [2023-11-12 01:01:39,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:01:39,338 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:01:39,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39 WrapperNode [2023-11-12 01:01:39,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:01:39,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:01:39,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:01:39,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:01:39,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:39,484 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:39,690 INFO L138 Inliner]: procedures = 413, calls = 2533, calls flagged for inlining = 244, calls inlined = 231, statements flattened = 7233 [2023-11-12 01:01:39,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:01:39,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:01:39,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:01:39,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:01:39,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:39,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:39,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:39,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:40,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:40,082 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:40,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:40,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:40,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:01:40,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:01:40,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:01:40,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:01:40,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (1/1) ... [2023-11-12 01:01:40,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:01:40,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:01:40,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:01:40,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd6f64a0-7d4e-49ec-8693-e78e08af2dbc/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:01:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_has_diversity [2023-11-12 01:01:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_has_diversity [2023-11-12 01:01:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 01:01:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 01:01:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_acf_status [2023-11-12 01:01:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 01:01:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 01:01:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_ctrl [2023-11-12 01:01:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_ctrl [2023-11-12 01:01:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-12 01:01:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-12 01:01:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_probe [2023-11-12 01:01:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_probe [2023-11-12 01:01:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_am_acf_status [2023-11-12 01:01:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_phase_div_status [2023-11-12 01:01:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 01:01:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 01:01:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2023-11-12 01:01:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2023-11-12 01:01:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-12 01:01:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-12 01:01:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_lock [2023-11-12 01:01:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_lock [2023-11-12 01:01:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 01:01:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 01:01:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-12 01:01:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-12 01:01:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_acf_blob [2023-11-12 01:01:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_acf_blob [2023-11-12 01:01:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 01:01:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_rsq_status [2023-11-12 01:01:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 01:01:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2023-11-12 01:01:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2023-11-12 01:01:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 01:01:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 01:01:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 01:01:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_remove [2023-11-12 01:01:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_remove [2023-11-12 01:01:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 01:01:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 01:01:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 01:01:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 01:01:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 01:01:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2023-11-12 01:01:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2023-11-12 01:01:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_has_am [2023-11-12 01:01:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_has_am [2023-11-12 01:01:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_fops_read [2023-11-12 01:01:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_fops_read [2023-11-12 01:01:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-11-12 01:01:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2023-11-12 01:01:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_tuner [2023-11-12 01:01:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_tuner [2023-11-12 01:01:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_change_func [2023-11-12 01:01:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_change_func [2023-11-12 01:01:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_frequency [2023-11-12 01:01:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_frequency [2023-11-12 01:01:40,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 01:01:40,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-12 01:01:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-12 01:01:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 01:01:40,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 01:01:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-12 01:01:40,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-12 01:01:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2023-11-12 01:01:40,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2023-11-12 01:01:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-12 01:01:40,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-12 01:01:40,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_6 [2023-11-12 01:01:40,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_6 [2023-11-12 01:01:40,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:01:40,442 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_to_v4l2 [2023-11-12 01:01:40,442 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_to_v4l2 [2023-11-12 01:01:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_querycap [2023-11-12 01:01:40,443 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_querycap [2023-11-12 01:01:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 01:01:40,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 01:01:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 01:01:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 01:01:40,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 01:01:40,444 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 01:01:40,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 01:01:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_register [2023-11-12 01:01:40,445 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_register [2023-11-12 01:01:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmd_lock_of_si476x_core [2023-11-12 01:01:40,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmd_lock_of_si476x_core [2023-11-12 01:01:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_am_seek_start [2023-11-12 01:01:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_agc_status [2023-11-12 01:01:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_g_frequency [2023-11-12 01:01:40,446 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_g_frequency [2023-11-12 01:01:40,446 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-11-12 01:01:40,446 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2023-11-12 01:01:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_fops_open [2023-11-12 01:01:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_fops_open [2023-11-12 01:01:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:01:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:01:40,447 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_add_new_custom [2023-11-12 01:01:40,447 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_add_new_custom [2023-11-12 01:01:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 01:01:40,448 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 01:01:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 01:01:40,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 01:01:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 01:01:40,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 01:01:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_am_tune_freq [2023-11-12 01:01:40,449 INFO L130 BoogieDeclarations]: Found specification of procedure regmap_read [2023-11-12 01:01:40,450 INFO L138 BoogieDeclarations]: Found implementation of procedure regmap_read [2023-11-12 01:01:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_is_in_am_receiver_mode [2023-11-12 01:01:40,450 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_is_in_am_receiver_mode [2023-11-12 01:01:40,450 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_to_radio [2023-11-12 01:01:40,451 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_to_radio [2023-11-12 01:01:40,451 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-12 01:01:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-12 01:01:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_rds_blckcnt_blob [2023-11-12 01:01:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_rds_blckcnt_blob [2023-11-12 01:01:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure regmap_update_bits [2023-11-12 01:01:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure regmap_update_bits [2023-11-12 01:01:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_enum_freq_bands [2023-11-12 01:01:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_enum_freq_bands [2023-11-12 01:01:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-12 01:01:40,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-12 01:01:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-11-12 01:01:40,454 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-11-12 01:01:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 01:01:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_rds_blockcount [2023-11-12 01:01:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_g_register [2023-11-12 01:01:40,455 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_g_register [2023-11-12 01:01:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 01:01:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_phase_diversity [2023-11-12 01:01:40,456 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_cmd_fm_phase_diversity [2023-11-12 01:01:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-12 01:01:40,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-12 01:01:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 01:01:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_to_si476x [2023-11-12 01:01:40,457 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_to_si476x [2023-11-12 01:01:40,457 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 01:01:40,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 01:01:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_do_post_powerup_init [2023-11-12 01:01:40,458 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_do_post_powerup_init [2023-11-12 01:01:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure regmap_write [2023-11-12 01:01:40,459 INFO L138 BoogieDeclarations]: Found implementation of procedure regmap_write [2023-11-12 01:01:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_seek_start [2023-11-12 01:01:40,463 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2023-11-12 01:01:40,464 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2023-11-12 01:01:40,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 01:01:40,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 01:01:40,465 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-11-12 01:01:40,466 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-11-12 01:01:40,467 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2023-11-12 01:01:40,467 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2023-11-12 01:01:40,467 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_rsq_blob [2023-11-12 01:01:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_rsq_blob [2023-11-12 01:01:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_range_is_inside_of_the_band [2023-11-12 01:01:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_range_is_inside_of_the_band [2023-11-12 01:01:40,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-12 01:01:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-12 01:01:40,474 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_set_power_state [2023-11-12 01:01:40,474 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_set_power_state [2023-11-12 01:01:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure regcache_cache_only [2023-11-12 01:01:40,475 INFO L138 BoogieDeclarations]: Found implementation of procedure regcache_cache_only [2023-11-12 01:01:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-12 01:01:40,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-12 01:01:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2023-11-12 01:01:40,475 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2023-11-12 01:01:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_fops_release [2023-11-12 01:01:40,476 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_fops_release [2023-11-12 01:01:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 01:01:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_hw_freq_seek [2023-11-12 01:01:40,476 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_hw_freq_seek [2023-11-12 01:01:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_rsq_primary_blob [2023-11-12 01:01:40,476 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_rsq_primary_blob [2023-11-12 01:01:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_agc_blob [2023-11-12 01:01:40,477 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_agc_blob [2023-11-12 01:01:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 01:01:40,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 01:01:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2023-11-12 01:01:40,477 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2023-11-12 01:01:40,477 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_g_tuner [2023-11-12 01:01:40,478 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_g_tuner [2023-11-12 01:01:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_stop [2023-11-12 01:01:40,478 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_stop [2023-11-12 01:01:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_fops_poll [2023-11-12 01:01:40,478 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_fops_poll [2023-11-12 01:01:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_tune_freq [2023-11-12 01:01:40,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_si476x_radio_driver_exit_17_2 [2023-11-12 01:01:40,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_si476x_radio_driver_exit_17_2 [2023-11-12 01:01:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_is_a_secondary_tuner [2023-11-12 01:01:40,479 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_is_a_secondary_tuner [2023-11-12 01:01:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2023-11-12 01:01:40,479 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2023-11-12 01:01:40,479 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-12 01:01:40,479 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-12 01:01:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular_file [2023-11-12 01:01:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular_file [2023-11-12 01:01:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 01:01:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 01:01:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_unlock [2023-11-12 01:01:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_unlock [2023-11-12 01:01:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2023-11-12 01:01:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2023-11-12 01:01:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 01:01:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 01:01:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2023-11-12 01:01:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2023-11-12 01:01:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_g_volatile_ctrl [2023-11-12 01:01:40,481 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_g_volatile_ctrl [2023-11-12 01:01:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 01:01:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure regcache_sync_region [2023-11-12 01:01:40,482 INFO L138 BoogieDeclarations]: Found implementation of procedure regcache_sync_region [2023-11-12 01:01:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_am_rsq_status [2023-11-12 01:01:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 01:01:40,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 01:01:41,627 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:01:41,632 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:01:41,962 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 01:01:50,806 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 01:01:50,978 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:01:53,022 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:01:53,022 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:01:53,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:01:53 BoogieIcfgContainer [2023-11-12 01:01:53,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:01:53,033 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:01:53,034 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:01:53,037 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:01:53,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:01:35" (1/3) ... [2023-11-12 01:01:53,039 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4dddce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:01:53, skipping insertion in model container [2023-11-12 01:01:53,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:39" (2/3) ... [2023-11-12 01:01:53,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4dddce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:01:53, skipping insertion in model container [2023-11-12 01:01:53,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:01:53" (3/3) ... [2023-11-12 01:01:53,042 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i [2023-11-12 01:01:53,064 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:01:53,064 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-12 01:01:53,176 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:01:53,184 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=FINITE_AUTOMATA, 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;@2eee9346, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:01:53,184 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-12 01:01:53,198 INFO L276 IsEmpty]: Start isEmpty. Operand has 2114 states, 1306 states have (on average 1.3537519142419603) internal successors, (1768), 1311 states have internal predecessors, (1768), 713 states have call successors, (713), 93 states have call predecessors, (713), 92 states have return successors, (702), 702 states have call predecessors, (702), 702 states have call successors, (702) [2023-11-12 01:01:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2023-11-12 01:01:53,265 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:01:53,266 INFO L195 NwaCegarLoop]: trace histogram [71, 70, 70, 70, 70, 70, 70, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:01:53,267 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-12 01:01:53,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:01:53,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1555237262, now seen corresponding path program 1 times [2023-11-12 01:01:53,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:01:53,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125799536] [2023-11-12 01:01:53,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:01:53,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:01:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:01:55,603 INFO L134 CoverageAnalysis]: Checked inductivity of 19463 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19463 trivial. 0 not checked. [2023-11-12 01:01:55,604 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 01:01:55,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125799536] [2023-11-12 01:01:55,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125799536] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:01:55,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:01:55,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:01:55,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007772863] [2023-11-12 01:01:55,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:01:55,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:01:55,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 01:01:55,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:01:55,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:01:55,664 INFO L87 Difference]: Start difference. First operand has 2114 states, 1306 states have (on average 1.3537519142419603) internal successors, (1768), 1311 states have internal predecessors, (1768), 713 states have call successors, (713), 93 states have call predecessors, (713), 92 states have return successors, (702), 702 states have call predecessors, (702), 702 states have call successors, (702) Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2023-11-12 01:01:58,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:00,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:03,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:05,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:07,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:07,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:02:07,900 INFO L93 Difference]: Finished difference Result 5966 states and 9223 transitions. [2023-11-12 01:02:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:02:07,904 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) Word has length 724 [2023-11-12 01:02:07,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:02:07,969 INFO L225 Difference]: With dead ends: 5966 [2023-11-12 01:02:07,969 INFO L226 Difference]: Without dead ends: 3978 [2023-11-12 01:02:08,004 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:02:08,013 INFO L413 NwaCegarLoop]: 2740 mSDtfsCounter, 2873 mSDsluCounter, 2690 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 13 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2873 SdHoareTripleChecker+Valid, 5430 SdHoareTripleChecker+Invalid, 920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2023-11-12 01:02:08,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2873 Valid, 5430 Invalid, 920 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 904 Invalid, 3 Unknown, 0 Unchecked, 11.7s Time] [2023-11-12 01:02:08,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3978 states. [2023-11-12 01:02:08,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3978 to 3974. [2023-11-12 01:02:08,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3974 states, 2488 states have (on average 1.3557073954983923) internal successors, (3373), 2497 states have internal predecessors, (3373), 1303 states have call successors, (1303), 181 states have call predecessors, (1303), 180 states have return successors, (1299), 1299 states have call predecessors, (1299), 1299 states have call successors, (1299) [2023-11-12 01:02:08,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 3974 states and 5975 transitions. [2023-11-12 01:02:08,622 INFO L78 Accepts]: Start accepts. Automaton has 3974 states and 5975 transitions. Word has length 724 [2023-11-12 01:02:08,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:02:08,636 INFO L495 AbstractCegarLoop]: Abstraction has 3974 states and 5975 transitions. [2023-11-12 01:02:08,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2023-11-12 01:02:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 5975 transitions. [2023-11-12 01:02:08,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 733 [2023-11-12 01:02:08,678 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:02:08,678 INFO L195 NwaCegarLoop]: trace histogram [71, 70, 70, 70, 70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:02:08,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 01:02:08,683 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-12 01:02:08,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:02:08,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1591938913, now seen corresponding path program 1 times [2023-11-12 01:02:08,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:02:08,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349372592] [2023-11-12 01:02:08,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:08,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:02:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:02:10,008 INFO L134 CoverageAnalysis]: Checked inductivity of 19460 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19460 trivial. 0 not checked. [2023-11-12 01:02:10,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 01:02:10,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349372592] [2023-11-12 01:02:10,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349372592] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:02:10,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:02:10,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:02:10,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924824965] [2023-11-12 01:02:10,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:02:10,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:02:10,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 01:02:10,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:02:10,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:02:10,103 INFO L87 Difference]: Start difference. First operand 3974 states and 5975 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2023-11-12 01:02:12,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:14,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:17,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:19,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:21,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:22,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:02:22,234 INFO L93 Difference]: Finished difference Result 9730 states and 14630 transitions. [2023-11-12 01:02:22,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:02:22,235 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) Word has length 732 [2023-11-12 01:02:22,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:02:22,299 INFO L225 Difference]: With dead ends: 9730 [2023-11-12 01:02:22,300 INFO L226 Difference]: Without dead ends: 5897 [2023-11-12 01:02:22,327 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:02:22,334 INFO L413 NwaCegarLoop]: 2717 mSDtfsCounter, 2887 mSDsluCounter, 2694 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 7 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2887 SdHoareTripleChecker+Valid, 5411 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2023-11-12 01:02:22,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2887 Valid, 5411 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 888 Invalid, 4 Unknown, 0 Unchecked, 11.6s Time] [2023-11-12 01:02:22,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5897 states. [2023-11-12 01:02:22,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5897 to 5877. [2023-11-12 01:02:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5877 states, 3685 states have (on average 1.3576662143826324) internal successors, (5003), 3701 states have internal predecessors, (5003), 1918 states have call successors, (1918), 272 states have call predecessors, (1918), 271 states have return successors, (1914), 1909 states have call predecessors, (1914), 1914 states have call successors, (1914) [2023-11-12 01:02:22,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5877 states to 5877 states and 8835 transitions. [2023-11-12 01:02:22,898 INFO L78 Accepts]: Start accepts. Automaton has 5877 states and 8835 transitions. Word has length 732 [2023-11-12 01:02:22,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:02:22,901 INFO L495 AbstractCegarLoop]: Abstraction has 5877 states and 8835 transitions. [2023-11-12 01:02:22,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2023-11-12 01:02:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 5877 states and 8835 transitions. [2023-11-12 01:02:22,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 742 [2023-11-12 01:02:22,922 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:02:22,923 INFO L195 NwaCegarLoop]: trace histogram [71, 70, 70, 70, 70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:02:22,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 01:02:22,923 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-12 01:02:22,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:02:22,934 INFO L85 PathProgramCache]: Analyzing trace with hash 567856256, now seen corresponding path program 1 times [2023-11-12 01:02:22,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:02:22,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035845402] [2023-11-12 01:02:22,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:22,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms