./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --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 2780fc0b078cd95366c58e63c05c4168e73cfd193d5f7dd189d6eaa3d38deb42 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 08:23:12,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:23:12,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:23:12,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:23:12,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:23:12,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:23:12,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:23:12,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:23:12,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:23:12,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:23:12,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:23:12,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:23:12,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:23:12,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:23:12,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:23:12,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:23:12,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:23:12,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:23:12,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:23:12,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:23:12,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:23:12,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:23:12,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:23:12,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:23:12,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:23:12,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:23:12,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:23:12,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:23:12,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:23:12,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:23:12,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:23:12,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:23:12,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:23:12,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:23:12,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:23:12,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:23:12,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:23:12,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:23:12,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:23:12,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:23:12,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:23:12,654 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 08:23:12,702 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:23:12,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:23:12,703 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:23:12,703 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:23:12,704 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:23:12,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:23:12,704 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:23:12,704 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:23:12,705 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:23:12,705 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:23:12,705 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:23:12,705 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:23:12,705 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:23:12,706 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:23:12,706 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:23:12,706 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:23:12,706 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:23:12,706 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:23:12,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:23:12,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:23:12,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:23:12,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:23:12,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:23:12,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:23:12,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:23:12,708 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:23:12,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:23:12,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:23:12,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:23:12,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:23:12,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:23:12,710 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:23:12,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:23:12,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:23:12,710 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:23:12,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:23:12,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:23:12,711 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:23:12,711 INFO L138 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2780fc0b078cd95366c58e63c05c4168e73cfd193d5f7dd189d6eaa3d38deb42 [2022-11-19 08:23:12,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:23:13,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:23:13,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:23:13,016 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:23:13,017 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:23:13,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2022-11-19 08:23:13,095 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/data/e2a333650/f994065e48914ab486c7d5e0505aee8e/FLAG89c26c818 [2022-11-19 08:23:14,211 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:23:14,211 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2022-11-19 08:23:14,316 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/data/e2a333650/f994065e48914ab486c7d5e0505aee8e/FLAG89c26c818 [2022-11-19 08:23:14,443 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/data/e2a333650/f994065e48914ab486c7d5e0505aee8e [2022-11-19 08:23:14,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:23:14,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:23:14,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:23:14,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:23:14,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:23:14,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:23:14" (1/1) ... [2022-11-19 08:23:14,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e77ba7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:14, skipping insertion in model container [2022-11-19 08:23:14,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:23:14" (1/1) ... [2022-11-19 08:23:14,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:23:14,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:23:19,532 WARN L234 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595361,595374] [2022-11-19 08:23:19,539 WARN L234 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595527,595540] [2022-11-19 08:23:19,541 WARN L234 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595691,595704] [2022-11-19 08:23:19,542 WARN L234 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595856,595869] [2022-11-19 08:23:19,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:23:19,652 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:23:20,271 WARN L234 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595361,595374] [2022-11-19 08:23:20,272 WARN L234 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595527,595540] [2022-11-19 08:23:20,272 WARN L234 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595691,595704] [2022-11-19 08:23:20,273 WARN L234 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_81336075-a1fb-45c6-86aa-ecd7c4124d50/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595856,595869] [2022-11-19 08:23:20,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:23:20,645 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:23:20,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20 WrapperNode [2022-11-19 08:23:20,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:23:20,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:23:20,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:23:20,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:23:20,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:20,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:21,435 INFO L138 Inliner]: procedures = 555, calls = 6825, calls flagged for inlining = 203, calls inlined = 188, statements flattened = 10343 [2022-11-19 08:23:21,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:23:21,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:23:21,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:23:21,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:23:21,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:21,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:21,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:21,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:22,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:22,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:22,490 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:22,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:22,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:23:22,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:23:22,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:23:22,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:23:22,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (1/1) ... [2022-11-19 08:23:22,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:23:22,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:23:22,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:23:22,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81336075-a1fb-45c6-86aa-ecd7c4124d50/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:23:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1295 [2022-11-19 08:23:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1295 [2022-11-19 08:23:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_desc_write [2022-11-19 08:23:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_desc_write [2022-11-19 08:23:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1293 [2022-11-19 08:23:22,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1293 [2022-11-19 08:23:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1298 [2022-11-19 08:23:22,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1298 [2022-11-19 08:23:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1296 [2022-11-19 08:23:22,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1296 [2022-11-19 08:23:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-19 08:23:22,824 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-19 08:23:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_conf_tx [2022-11-19 08:23:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_conf_tx [2022-11-19 08:23:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_kick_queue [2022-11-19 08:23:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_kick_queue [2022-11-19 08:23:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 08:23:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 08:23:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_addr [2022-11-19 08:23:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_addr [2022-11-19 08:23:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_filter [2022-11-19 08:23:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_filter [2022-11-19 08:23:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_stats [2022-11-19 08:23:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_stats [2022-11-19 08:23:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1093 [2022-11-19 08:23:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1093 [2022-11-19 08:23:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1091 [2022-11-19 08:23:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1091 [2022-11-19 08:23:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_sw_scan_start [2022-11-19 08:23:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_sw_scan_start [2022-11-19 08:23:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1097 [2022-11-19 08:23:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1097 [2022-11-19 08:23:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1095 [2022-11-19 08:23:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1095 [2022-11-19 08:23:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_806 [2022-11-19 08:23:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_806 [2022-11-19 08:23:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_807 [2022-11-19 08:23:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_807 [2022-11-19 08:23:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1099 [2022-11-19 08:23:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1099 [2022-11-19 08:23:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_805 [2022-11-19 08:23:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_805 [2022-11-19 08:23:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_811 [2022-11-19 08:23:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_811 [2022-11-19 08:23:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_812 [2022-11-19 08:23:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_812 [2022-11-19 08:23:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_write [2022-11-19 08:23:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_write [2022-11-19 08:23:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_uninitialize [2022-11-19 08:23:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_uninitialize [2022-11-19 08:23:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 08:23:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 08:23:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_817 [2022-11-19 08:23:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_817 [2022-11-19 08:23:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1089 [2022-11-19 08:23:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1089 [2022-11-19 08:23:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_818 [2022-11-19 08:23:22,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_818 [2022-11-19 08:23:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_819 [2022-11-19 08:23:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_819 [2022-11-19 08:23:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_813 [2022-11-19 08:23:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_813 [2022-11-19 08:23:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 08:23:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 08:23:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-19 08:23:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-19 08:23:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_820 [2022-11-19 08:23:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_820 [2022-11-19 08:23:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_csr_mutex_of_rt2x00_dev [2022-11-19 08:23:22,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_csr_mutex_of_rt2x00_dev [2022-11-19 08:23:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_702 [2022-11-19 08:23:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_702 [2022-11-19 08:23:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_tx_frames_pending [2022-11-19 08:23:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_tx_frames_pending [2022-11-19 08:23:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:23:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_probe_hw [2022-11-19 08:23:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_probe_hw [2022-11-19 08:23:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_watchdog [2022-11-19 08:23:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_watchdog [2022-11-19 08:23:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_flush [2022-11-19 08:23:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_flush [2022-11-19 08:23:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request_sw [2022-11-19 08:23:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request_sw [2022-11-19 08:23:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 08:23:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_bss_info_changed [2022-11-19 08:23:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_bss_info_changed [2022-11-19 08:23:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-19 08:23:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-19 08:23:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_get_tx_data_len [2022-11-19 08:23:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_get_tx_data_len [2022-11-19 08:23:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 08:23:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 08:23:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 08:23:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_queue_init [2022-11-19 08:23:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_queue_init [2022-11-19 08:23:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 08:23:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 08:23:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 08:23:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 08:23:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 08:23:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_187 [2022-11-19 08:23:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_187 [2022-11-19 08:23:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_186 [2022-11-19 08:23:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_186 [2022-11-19 08:23:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_159 [2022-11-19 08:23:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_159 [2022-11-19 08:23:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_stop_queue [2022-11-19 08:23:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_stop_queue [2022-11-19 08:23:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_start_queue [2022-11-19 08:23:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_start_queue [2022-11-19 08:23:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_rf [2022-11-19 08:23:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_rf [2022-11-19 08:23:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:23:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-19 08:23:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-19 08:23:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_set_device_state [2022-11-19 08:23:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_set_device_state [2022-11-19 08:23:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_161 [2022-11-19 08:23:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_161 [2022-11-19 08:23:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_160 [2022-11-19 08:23:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_160 [2022-11-19 08:23:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_283 [2022-11-19 08:23:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_283 [2022-11-19 08:23:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:23:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 08:23:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 08:23:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 08:23:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 08:23:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:23:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_link_stats [2022-11-19 08:23:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_link_stats [2022-11-19 08:23:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_fill_rxdone [2022-11-19 08:23:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_fill_rxdone [2022-11-19 08:23:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 08:23:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 08:23:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure _rt2x00_desc_write [2022-11-19 08:23:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure _rt2x00_desc_write [2022-11-19 08:23:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_tx [2022-11-19 08:23:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_tx [2022-11-19 08:23:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_195 [2022-11-19 08:23:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_195 [2022-11-19 08:23:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_disconnect [2022-11-19 08:23:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_disconnect [2022-11-19 08:23:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_add_interface [2022-11-19 08:23:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_add_interface [2022-11-19 08:23:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:23:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:23:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_tim [2022-11-19 08:23:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_tim [2022-11-19 08:23:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_bbp_write [2022-11-19 08:23:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_bbp_write [2022-11-19 08:23:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_clear_entry [2022-11-19 08:23:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_clear_entry [2022-11-19 08:23:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_213 [2022-11-19 08:23:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_213 [2022-11-19 08:23:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_ant [2022-11-19 08:23:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_ant [2022-11-19 08:23:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_218 [2022-11-19 08:23:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_218 [2022-11-19 08:23:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_217 [2022-11-19 08:23:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_217 [2022-11-19 08:23:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_576 [2022-11-19 08:23:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_576 [2022-11-19 08:23:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 08:23:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 08:23:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 08:23:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 08:23:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_572 [2022-11-19 08:23:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_572 [2022-11-19 08:23:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_resume [2022-11-19 08:23:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_resume [2022-11-19 08:23:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_stop [2022-11-19 08:23:22,854 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_stop [2022-11-19 08:23:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_219 [2022-11-19 08:23:22,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_219 [2022-11-19 08:23:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_key [2022-11-19 08:23:22,854 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_key [2022-11-19 08:23:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_585 [2022-11-19 08:23:22,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_585 [2022-11-19 08:23:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_586 [2022-11-19 08:23:22,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_586 [2022-11-19 08:23:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_465 [2022-11-19 08:23:22,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_465 [2022-11-19 08:23:22,856 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_multiwrite [2022-11-19 08:23:22,856 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_multiwrite [2022-11-19 08:23:22,857 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_467 [2022-11-19 08:23:22,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_467 [2022-11-19 08:23:22,857 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_584 [2022-11-19 08:23:22,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_584 [2022-11-19 08:23:22,857 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_220 [2022-11-19 08:23:22,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_220 [2022-11-19 08:23:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-19 08:23:22,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-19 08:23:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_549 [2022-11-19 08:23:22,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_549 [2022-11-19 08:23:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_798 [2022-11-19 08:23:22,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_798 [2022-11-19 08:23:22,858 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_436 [2022-11-19 08:23:22,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_436 [2022-11-19 08:23:22,859 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_558 [2022-11-19 08:23:22,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_558 [2022-11-19 08:23:22,859 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-11-19 08:23:22,859 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-11-19 08:23:22,859 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_559 [2022-11-19 08:23:22,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_559 [2022-11-19 08:23:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_438 [2022-11-19 08:23:22,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_438 [2022-11-19 08:23:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_552 [2022-11-19 08:23:22,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_552 [2022-11-19 08:23:22,860 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_553 [2022-11-19 08:23:22,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_553 [2022-11-19 08:23:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_554 [2022-11-19 08:23:22,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_554 [2022-11-19 08:23:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1506 [2022-11-19 08:23:22,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1506 [2022-11-19 08:23:22,861 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_434 [2022-11-19 08:23:22,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_434 [2022-11-19 08:23:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure _rt2x00_desc_read [2022-11-19 08:23:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure _rt2x00_desc_read [2022-11-19 08:23:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_req_buff_lock [2022-11-19 08:23:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_req_buff_lock [2022-11-19 08:23:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_446 [2022-11-19 08:23:22,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_446 [2022-11-19 08:23:22,862 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_447 [2022-11-19 08:23:22,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_447 [2022-11-19 08:23:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_569 [2022-11-19 08:23:22,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_569 [2022-11-19 08:23:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_443 [2022-11-19 08:23:22,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_443 [2022-11-19 08:23:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_444 [2022-11-19 08:23:22,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_444 [2022-11-19 08:23:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_560 [2022-11-19 08:23:22,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_560 [2022-11-19 08:23:22,870 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_flush_queue [2022-11-19 08:23:22,871 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_flush_queue [2022-11-19 08:23:22,871 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_440 [2022-11-19 08:23:22,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_440 [2022-11-19 08:23:22,872 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_init_led [2022-11-19 08:23:22,872 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_init_led [2022-11-19 08:23:22,873 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_remove_interface [2022-11-19 08:23:22,874 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_remove_interface [2022-11-19 08:23:22,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:23:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1411 [2022-11-19 08:23:22,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1411 [2022-11-19 08:23:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1527 [2022-11-19 08:23:22,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1527 [2022-11-19 08:23:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1406 [2022-11-19 08:23:22,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1406 [2022-11-19 08:23:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_initialize [2022-11-19 08:23:22,883 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_initialize [2022-11-19 08:23:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1407 [2022-11-19 08:23:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1407 [2022-11-19 08:23:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_374 [2022-11-19 08:23:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_374 [2022-11-19 08:23:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_key [2022-11-19 08:23:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_key [2022-11-19 08:23:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:23:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_regbusy_read [2022-11-19 08:23:22,885 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_regbusy_read [2022-11-19 08:23:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1519 [2022-11-19 08:23:22,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1519 [2022-11-19 08:23:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request [2022-11-19 08:23:22,885 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request [2022-11-19 08:23:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_csr_mutex_of_rt2x00_dev [2022-11-19 08:23:22,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_csr_mutex_of_rt2x00_dev [2022-11-19 08:23:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 08:23:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1792 [2022-11-19 08:23:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1792 [2022-11-19 08:23:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1434 [2022-11-19 08:23:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1434 [2022-11-19 08:23:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1433 [2022-11-19 08:23:22,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1433 [2022-11-19 08:23:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1426 [2022-11-19 08:23:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1426 [2022-11-19 08:23:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1425 [2022-11-19 08:23:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1425 [2022-11-19 08:23:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config [2022-11-19 08:23:22,887 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config [2022-11-19 08:23:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_478 [2022-11-19 08:23:22,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_478 [2022-11-19 08:23:22,888 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_592 [2022-11-19 08:23:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_592 [2022-11-19 08:23:22,921 INFO L130 BoogieDeclarations]: Found specification of procedure get_skb_frame_desc [2022-11-19 08:23:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure get_skb_frame_desc [2022-11-19 08:23:22,921 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_594 [2022-11-19 08:23:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_594 [2022-11-19 08:23:22,921 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_595 [2022-11-19 08:23:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_595 [2022-11-19 08:23:22,921 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_474 [2022-11-19 08:23:22,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_474 [2022-11-19 08:23:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 08:23:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 08:23:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_read [2022-11-19 08:23:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_read [2022-11-19 08:23:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1302 [2022-11-19 08:23:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1302 [2022-11-19 08:23:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1417 [2022-11-19 08:23:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1417 [2022-11-19 08:23:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1418 [2022-11-19 08:23:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1418 [2022-11-19 08:23:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_368 [2022-11-19 08:23:22,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_368 [2022-11-19 08:23:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_start [2022-11-19 08:23:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_start [2022-11-19 08:23:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_rf_read [2022-11-19 08:23:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_rf_read [2022-11-19 08:23:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_configure_filter [2022-11-19 08:23:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_configure_filter [2022-11-19 08:23:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_967 [2022-11-19 08:23:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_967 [2022-11-19 08:23:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_846 [2022-11-19 08:23:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_846 [2022-11-19 08:23:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_antenna [2022-11-19 08:23:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_antenna [2022-11-19 08:23:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_847 [2022-11-19 08:23:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_847 [2022-11-19 08:23:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_726 [2022-11-19 08:23:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_726 [2022-11-19 08:23:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_848 [2022-11-19 08:23:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_848 [2022-11-19 08:23:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1206 [2022-11-19 08:23:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1206 [2022-11-19 08:23:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_730 [2022-11-19 08:23:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_730 [2022-11-19 08:23:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_610 [2022-11-19 08:23:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_610 [2022-11-19 08:23:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-19 08:23:22,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-19 08:23:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_write [2022-11-19 08:23:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_write [2022-11-19 08:23:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1442 [2022-11-19 08:23:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1442 [2022-11-19 08:23:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2022-11-19 08:23:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2022-11-19 08:23:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1441 [2022-11-19 08:23:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1441 [2022-11-19 08:23:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1204 [2022-11-19 08:23:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1204 [2022-11-19 08:23:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1203 [2022-11-19 08:23:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1203 [2022-11-19 08:23:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_858 [2022-11-19 08:23:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_858 [2022-11-19 08:23:22,926 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_859 [2022-11-19 08:23:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_859 [2022-11-19 08:23:22,926 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_865 [2022-11-19 08:23:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_865 [2022-11-19 08:23:22,926 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_860 [2022-11-19 08:23:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_860 [2022-11-19 08:23:22,926 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_500 [2022-11-19 08:23:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_500 [2022-11-19 08:23:22,926 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-19 08:23:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-19 08:23:22,926 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_write_beacon [2022-11-19 08:23:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_write_beacon [2022-11-19 08:23:22,926 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_write_lock [2022-11-19 08:23:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_write_lock [2022-11-19 08:23:22,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-19 08:23:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-19 08:23:22,927 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_antenna [2022-11-19 08:23:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_antenna [2022-11-19 08:23:22,941 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_708 [2022-11-19 08:23:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_708 [2022-11-19 08:23:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1110 [2022-11-19 08:23:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1110 [2022-11-19 08:23:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_init_registers [2022-11-19 08:23:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_init_registers [2022-11-19 08:23:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1358 [2022-11-19 08:23:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1358 [2022-11-19 08:23:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_824 [2022-11-19 08:23:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_824 [2022-11-19 08:23:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1115 [2022-11-19 08:23:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1115 [2022-11-19 08:23:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_825 [2022-11-19 08:23:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_825 [2022-11-19 08:23:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1114 [2022-11-19 08:23:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1114 [2022-11-19 08:23:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_826 [2022-11-19 08:23:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_826 [2022-11-19 08:23:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_827 [2022-11-19 08:23:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_827 [2022-11-19 08:23:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1109 [2022-11-19 08:23:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1109 [2022-11-19 08:23:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_831 [2022-11-19 08:23:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_831 [2022-11-19 08:23:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 08:23:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1108 [2022-11-19 08:23:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1108 [2022-11-19 08:23:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_832 [2022-11-19 08:23:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_832 [2022-11-19 08:23:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1107 [2022-11-19 08:23:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1107 [2022-11-19 08:23:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_833 [2022-11-19 08:23:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_833 [2022-11-19 08:23:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_834 [2022-11-19 08:23:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_834 [2022-11-19 08:23:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 08:23:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 08:23:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_reset_tuner [2022-11-19 08:23:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_reset_tuner [2022-11-19 08:23:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1464 [2022-11-19 08:23:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1464 [2022-11-19 08:23:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1101 [2022-11-19 08:23:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1101 [2022-11-19 08:23:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_839 [2022-11-19 08:23:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_839 [2022-11-19 08:23:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_718 [2022-11-19 08:23:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_718 [2022-11-19 08:23:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1100 [2022-11-19 08:23:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1100 [2022-11-19 08:23:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_read_lock [2022-11-19 08:23:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_read_lock [2022-11-19 08:23:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1103 [2022-11-19 08:23:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1103 [2022-11-19 08:23:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1102 [2022-11-19 08:23:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1102 [2022-11-19 08:23:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_838 [2022-11-19 08:23:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_838 [2022-11-19 08:23:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_722 [2022-11-19 08:23:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_722 [2022-11-19 08:23:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_966 [2022-11-19 08:23:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_966 [2022-11-19 08:23:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_845 [2022-11-19 08:23:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_845 [2022-11-19 08:23:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_840 [2022-11-19 08:23:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_840 [2022-11-19 08:23:22,947 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_841 [2022-11-19 08:23:22,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_841 [2022-11-19 08:23:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_ringparam [2022-11-19 08:23:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_ringparam [2022-11-19 08:23:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_sw_scan_complete [2022-11-19 08:23:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_sw_scan_complete [2022-11-19 08:23:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1376 [2022-11-19 08:23:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1376 [2022-11-19 08:23:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1375 [2022-11-19 08:23:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1375 [2022-11-19 08:23:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1374 [2022-11-19 08:23:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1374 [2022-11-19 08:23:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1017 [2022-11-19 08:23:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1017 [2022-11-19 08:23:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1016 [2022-11-19 08:23:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1016 [2022-11-19 08:23:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_407 [2022-11-19 08:23:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_407 [2022-11-19 08:23:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_408 [2022-11-19 08:23:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_408 [2022-11-19 08:23:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_write_tx_desc [2022-11-19 08:23:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_write_tx_desc [2022-11-19 08:23:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_776 [2022-11-19 08:23:22,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_776 [2022-11-19 08:23:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_898 [2022-11-19 08:23:22,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_898 [2022-11-19 08:23:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_777 [2022-11-19 08:23:22,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_777 [2022-11-19 08:23:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_656 [2022-11-19 08:23:22,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_656 [2022-11-19 08:23:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_415 [2022-11-19 08:23:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_415 [2022-11-19 08:23:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_658 [2022-11-19 08:23:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_658 [2022-11-19 08:23:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_894 [2022-11-19 08:23:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_894 [2022-11-19 08:23:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_410 [2022-11-19 08:23:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_410 [2022-11-19 08:23:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_775 [2022-11-19 08:23:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_775 [2022-11-19 08:23:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_890 [2022-11-19 08:23:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_890 [2022-11-19 08:23:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_770 [2022-11-19 08:23:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_770 [2022-11-19 08:23:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-19 08:23:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-19 08:23:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_erp [2022-11-19 08:23:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_erp [2022-11-19 08:23:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_desc_read [2022-11-19 08:23:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_desc_read [2022-11-19 08:23:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-19 08:23:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-19 08:23:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1360 [2022-11-19 08:23:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1360 [2022-11-19 08:23:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_enable_radio [2022-11-19 08:23:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_enable_radio [2022-11-19 08:23:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_rfkill_poll [2022-11-19 08:23:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_rfkill_poll [2022-11-19 08:23:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1365 [2022-11-19 08:23:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1365 [2022-11-19 08:23:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1364 [2022-11-19 08:23:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1364 [2022-11-19 08:23:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1362 [2022-11-19 08:23:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1362 [2022-11-19 08:23:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1489 [2022-11-19 08:23:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1489 [2022-11-19 08:23:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1367 [2022-11-19 08:23:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1367 [2022-11-19 08:23:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1487 [2022-11-19 08:23:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1487 [2022-11-19 08:23:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1366 [2022-11-19 08:23:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1366 [2022-11-19 08:23:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_intf [2022-11-19 08:23:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_intf [2022-11-19 08:23:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1119 [2022-11-19 08:23:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1119 [2022-11-19 08:23:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_bbp_read [2022-11-19 08:23:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_bbp_read [2022-11-19 08:23:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_668 [2022-11-19 08:23:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_668 [2022-11-19 08:23:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_547 [2022-11-19 08:23:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_547 [2022-11-19 08:23:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1117 [2022-11-19 08:23:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1117 [2022-11-19 08:23:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_548 [2022-11-19 08:23:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_548 [2022-11-19 08:23:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_664 [2022-11-19 08:23:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_664 [2022-11-19 08:23:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 08:23:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 08:23:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_661 [2022-11-19 08:23:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_661 [2022-11-19 08:23:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1031 [2022-11-19 08:23:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1031 [2022-11-19 08:23:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1030 [2022-11-19 08:23:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1030 [2022-11-19 08:23:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1392 [2022-11-19 08:23:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1392 [2022-11-19 08:23:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1270 [2022-11-19 08:23:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1270 [2022-11-19 08:23:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1155 [2022-11-19 08:23:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1155 [2022-11-19 08:23:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_868 [2022-11-19 08:23:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_868 [2022-11-19 08:23:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_747 [2022-11-19 08:23:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_747 [2022-11-19 08:23:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_869 [2022-11-19 08:23:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_869 [2022-11-19 08:23:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_754 [2022-11-19 08:23:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_754 [2022-11-19 08:23:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_752 [2022-11-19 08:23:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_752 [2022-11-19 08:23:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_753 [2022-11-19 08:23:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_753 [2022-11-19 08:23:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_511 [2022-11-19 08:23:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_511 [2022-11-19 08:23:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1020 [2022-11-19 08:23:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1020 [2022-11-19 08:23:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_rf_write [2022-11-19 08:23:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_rf_write [2022-11-19 08:23:22,959 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1266 [2022-11-19 08:23:22,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1266 [2022-11-19 08:23:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1264 [2022-11-19 08:23:22,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1264 [2022-11-19 08:23:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 08:23:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1384 [2022-11-19 08:23:22,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1384 [2022-11-19 08:23:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1269 [2022-11-19 08:23:22,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1269 [2022-11-19 08:23:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_886 [2022-11-19 08:23:22,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_886 [2022-11-19 08:23:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1018 [2022-11-19 08:23:22,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1018 [2022-11-19 08:23:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-19 08:23:22,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-19 08:23:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rt2500usb_driver_exit_6_2 [2022-11-19 08:23:22,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rt2500usb_driver_exit_6_2 [2022-11-19 08:23:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_641 [2022-11-19 08:23:22,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_641 [2022-11-19 08:23:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_884 [2022-11-19 08:23:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_884 [2022-11-19 08:23:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_read [2022-11-19 08:23:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_read [2022-11-19 08:23:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_885 [2022-11-19 08:23:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_885 [2022-11-19 08:23:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request_buff [2022-11-19 08:23:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request_buff [2022-11-19 08:23:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_880 [2022-11-19 08:23:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_880 [2022-11-19 08:23:24,296 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:23:24,308 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:23:26,318 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 08:23:49,464 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-19 08:23:49,758 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:23:51,363 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:23:51,363 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 08:23:51,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:23:51 BoogieIcfgContainer [2022-11-19 08:23:51,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:23:51,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:23:51,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:23:51,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:23:51,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:23:14" (1/3) ... [2022-11-19 08:23:51,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ff8207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:23:51, skipping insertion in model container [2022-11-19 08:23:51,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:23:20" (2/3) ... [2022-11-19 08:23:51,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30ff8207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:23:51, skipping insertion in model container [2022-11-19 08:23:51,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:23:51" (3/3) ... [2022-11-19 08:23:51,383 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2022-11-19 08:23:51,411 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:23:51,411 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-19 08:23:51,556 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 08:23:51,567 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=LoopsAndPotentialCycles, 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;@27f2c20e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 08:23:51,567 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-19 08:23:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand has 3501 states, 2138 states have (on average 1.3797942001870906) internal successors, (2950), 2658 states have internal predecessors, (2950), 1082 states have call successors, (1082), 279 states have call predecessors, (1082), 278 states have return successors, (1076), 1076 states have call predecessors, (1076), 1076 states have call successors, (1076) [2022-11-19 08:23:51,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 642 [2022-11-19 08:23:51,641 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:23:51,642 INFO L195 NwaCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:23:51,643 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-19 08:23:51,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:23:51,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1851193255, now seen corresponding path program 1 times [2022-11-19 08:23:51,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:23:51,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111726988] [2022-11-19 08:23:51,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:23:51,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:23:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:23:53,395 INFO L134 CoverageAnalysis]: Checked inductivity of 15252 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15252 trivial. 0 not checked. [2022-11-19 08:23:53,396 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:23:53,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111726988] [2022-11-19 08:23:53,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111726988] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:23:53,401 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:23:53,402 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:23:53,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173491169] [2022-11-19 08:23:53,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:23:53,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:23:53,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:23:53,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:23:53,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:23:53,458 INFO L87 Difference]: Start difference. First operand has 3501 states, 2138 states have (on average 1.3797942001870906) internal successors, (2950), 2658 states have internal predecessors, (2950), 1082 states have call successors, (1082), 279 states have call predecessors, (1082), 278 states have return successors, (1076), 1076 states have call predecessors, (1076), 1076 states have call successors, (1076) Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (67), 2 states have call predecessors, (67), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2022-11-19 08:23:59,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:02,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:02,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:24:02,368 INFO L93 Difference]: Finished difference Result 10185 states and 15034 transitions. [2022-11-19 08:24:02,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:24:02,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (67), 2 states have call predecessors, (67), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 641 [2022-11-19 08:24:02,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:24:02,465 INFO L225 Difference]: With dead ends: 10185 [2022-11-19 08:24:02,465 INFO L226 Difference]: Without dead ends: 6799 [2022-11-19 08:24:02,511 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 [2022-11-19 08:24:02,516 INFO L413 NwaCegarLoop]: 5734 mSDtfsCounter, 4838 mSDsluCounter, 4704 mSDsCounter, 0 mSdLazyCounter, 734 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4843 SdHoareTripleChecker+Valid, 10438 SdHoareTripleChecker+Invalid, 743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 734 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-11-19 08:24:02,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4843 Valid, 10438 Invalid, 743 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 734 Invalid, 2 Unknown, 0 Unchecked, 8.1s Time] [2022-11-19 08:24:02,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6799 states. [2022-11-19 08:24:03,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6799 to 6792. [2022-11-19 08:24:03,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6792 states, 4173 states have (on average 1.3822190270788401) internal successors, (5768), 5212 states have internal predecessors, (5768), 2066 states have call successors, (2066), 553 states have call predecessors, (2066), 550 states have return successors, (2062), 2060 states have call predecessors, (2062), 2062 states have call successors, (2062) [2022-11-19 08:24:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6792 states to 6792 states and 9896 transitions. [2022-11-19 08:24:03,194 INFO L78 Accepts]: Start accepts. Automaton has 6792 states and 9896 transitions. Word has length 641 [2022-11-19 08:24:03,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:24:03,199 INFO L495 AbstractCegarLoop]: Abstraction has 6792 states and 9896 transitions. [2022-11-19 08:24:03,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (67), 2 states have call predecessors, (67), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2022-11-19 08:24:03,200 INFO L276 IsEmpty]: Start isEmpty. Operand 6792 states and 9896 transitions. [2022-11-19 08:24:03,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 666 [2022-11-19 08:24:03,231 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:24:03,232 INFO L195 NwaCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 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] [2022-11-19 08:24:03,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 08:24:03,233 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-19 08:24:03,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:24:03,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1854233800, now seen corresponding path program 1 times [2022-11-19 08:24:03,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:24:03,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993841482] [2022-11-19 08:24:03,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:24:03,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:24:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:24:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 15254 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15254 trivial. 0 not checked. [2022-11-19 08:24:04,516 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:24:04,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993841482] [2022-11-19 08:24:04,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993841482] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:24:04,519 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:24:04,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:24:04,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908017744] [2022-11-19 08:24:04,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:24:04,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:24:04,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:24:04,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:24:04,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:24:04,525 INFO L87 Difference]: Start difference. First operand 6792 states and 9896 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2022-11-19 08:24:10,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:13,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:13,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:24:13,505 INFO L93 Difference]: Finished difference Result 16449 states and 23889 transitions. [2022-11-19 08:24:13,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:24:13,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 665 [2022-11-19 08:24:13,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:24:13,582 INFO L225 Difference]: With dead ends: 16449 [2022-11-19 08:24:13,582 INFO L226 Difference]: Without dead ends: 9782 [2022-11-19 08:24:13,620 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 [2022-11-19 08:24:13,622 INFO L413 NwaCegarLoop]: 5653 mSDtfsCounter, 4548 mSDsluCounter, 4618 mSDsCounter, 0 mSdLazyCounter, 831 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4551 SdHoareTripleChecker+Valid, 10271 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 831 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-11-19 08:24:13,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4551 Valid, 10271 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 831 Invalid, 2 Unknown, 0 Unchecked, 8.4s Time] [2022-11-19 08:24:13,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9782 states. [2022-11-19 08:24:14,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9782 to 9760. [2022-11-19 08:24:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9760 states, 6008 states have (on average 1.3801597869507323) internal successors, (8292), 7569 states have internal predecessors, (8292), 2922 states have call successors, (2922), 832 states have call predecessors, (2922), 827 states have return successors, (2918), 2909 states have call predecessors, (2918), 2918 states have call successors, (2918) [2022-11-19 08:24:14,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9760 states to 9760 states and 14132 transitions. [2022-11-19 08:24:14,228 INFO L78 Accepts]: Start accepts. Automaton has 9760 states and 14132 transitions. Word has length 665 [2022-11-19 08:24:14,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:24:14,230 INFO L495 AbstractCegarLoop]: Abstraction has 9760 states and 14132 transitions. [2022-11-19 08:24:14,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2022-11-19 08:24:14,232 INFO L276 IsEmpty]: Start isEmpty. Operand 9760 states and 14132 transitions. [2022-11-19 08:24:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 665 [2022-11-19 08:24:14,256 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:24:14,257 INFO L195 NwaCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 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] [2022-11-19 08:24:14,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 08:24:14,258 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-19 08:24:14,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:24:14,269 INFO L85 PathProgramCache]: Analyzing trace with hash -387173311, now seen corresponding path program 1 times [2022-11-19 08:24:14,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:24:14,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326762024] [2022-11-19 08:24:14,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:24:14,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:24:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:24:15,349 INFO L134 CoverageAnalysis]: Checked inductivity of 15254 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15254 trivial. 0 not checked. [2022-11-19 08:24:15,350 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:24:15,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326762024] [2022-11-19 08:24:15,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326762024] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:24:15,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:24:15,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:24:15,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954010533] [2022-11-19 08:24:15,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:24:15,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:24:15,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:24:15,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:24:15,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:24:15,357 INFO L87 Difference]: Start difference. First operand 9760 states and 14132 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2022-11-19 08:24:22,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:24,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:24,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:24:24,507 INFO L93 Difference]: Finished difference Result 21047 states and 30420 transitions. [2022-11-19 08:24:24,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:24:24,510 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 664 [2022-11-19 08:24:24,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:24:24,583 INFO L225 Difference]: With dead ends: 21047 [2022-11-19 08:24:24,583 INFO L226 Difference]: Without dead ends: 11412 [2022-11-19 08:24:24,627 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 [2022-11-19 08:24:24,628 INFO L413 NwaCegarLoop]: 8100 mSDtfsCounter, 4549 mSDsluCounter, 4617 mSDsCounter, 0 mSdLazyCounter, 1021 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4552 SdHoareTripleChecker+Valid, 12717 SdHoareTripleChecker+Invalid, 1038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1021 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2022-11-19 08:24:24,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4552 Valid, 12717 Invalid, 1038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1021 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2022-11-19 08:24:24,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11412 states. [2022-11-19 08:24:25,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11412 to 11390. [2022-11-19 08:24:25,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11390 states, 7026 states have (on average 1.3740392826643895) internal successors, (9654), 8793 states have internal predecessors, (9654), 3382 states have call successors, (3382), 984 states have call predecessors, (3382), 979 states have return successors, (3378), 3359 states have call predecessors, (3378), 3378 states have call successors, (3378) [2022-11-19 08:24:25,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11390 states to 11390 states and 16414 transitions. [2022-11-19 08:24:25,134 INFO L78 Accepts]: Start accepts. Automaton has 11390 states and 16414 transitions. Word has length 664 [2022-11-19 08:24:25,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:24:25,136 INFO L495 AbstractCegarLoop]: Abstraction has 11390 states and 16414 transitions. [2022-11-19 08:24:25,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2022-11-19 08:24:25,137 INFO L276 IsEmpty]: Start isEmpty. Operand 11390 states and 16414 transitions. [2022-11-19 08:24:25,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 683 [2022-11-19 08:24:25,158 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:24:25,158 INFO L195 NwaCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:24:25,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 08:24:25,159 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2022-11-19 08:24:25,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:24:25,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1302588025, now seen corresponding path program 1 times [2022-11-19 08:24:25,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:24:25,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827537054] [2022-11-19 08:24:25,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:24:25,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:24:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:24:26,915 INFO L134 CoverageAnalysis]: Checked inductivity of 15264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15264 trivial. 0 not checked. [2022-11-19 08:24:26,915 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:24:26,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827537054] [2022-11-19 08:24:26,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827537054] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:24:26,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:24:26,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:24:26,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674752034] [2022-11-19 08:24:26,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:24:26,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:24:26,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:24:26,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:24:26,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:24:26,918 INFO L87 Difference]: Start difference. First operand 11390 states and 16414 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (75), 2 states have call predecessors, (75), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-11-19 08:24:32,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:35,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:35,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:24:35,421 INFO L93 Difference]: Finished difference Result 32333 states and 46627 transitions. [2022-11-19 08:24:35,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:24:35,422 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (75), 2 states have call predecessors, (75), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) Word has length 682 [2022-11-19 08:24:35,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:24:35,546 INFO L225 Difference]: With dead ends: 32333 [2022-11-19 08:24:35,546 INFO L226 Difference]: Without dead ends: 21068 [2022-11-19 08:24:35,603 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 [2022-11-19 08:24:35,604 INFO L413 NwaCegarLoop]: 6355 mSDtfsCounter, 4777 mSDsluCounter, 4695 mSDsCounter, 0 mSdLazyCounter, 804 mSolverCounterSat, 16 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4782 SdHoareTripleChecker+Valid, 11050 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 804 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-11-19 08:24:35,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4782 Valid, 11050 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 804 Invalid, 2 Unknown, 0 Unchecked, 7.7s Time] [2022-11-19 08:24:35,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21068 states. [2022-11-19 08:24:36,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21068 to 21038. [2022-11-19 08:24:36,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21038 states, 13019 states have (on average 1.3754512635379061) internal successors, (17907), 16365 states have internal predecessors, (17907), 6206 states have call successors, (6206), 1821 states have call predecessors, (6206), 1810 states have return successors, (6202), 6149 states have call predecessors, (6202), 6202 states have call successors, (6202) [2022-11-19 08:24:36,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21038 states to 21038 states and 30315 transitions. [2022-11-19 08:24:36,719 INFO L78 Accepts]: Start accepts. Automaton has 21038 states and 30315 transitions. Word has length 682 [2022-11-19 08:24:36,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:24:36,720 INFO L495 AbstractCegarLoop]: Abstraction has 21038 states and 30315 transitions. [2022-11-19 08:24:36,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (75), 2 states have call predecessors, (75), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-11-19 08:24:36,721 INFO L276 IsEmpty]: Start isEmpty. Operand 21038 states and 30315 transitions. [2022-11-19 08:24:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 684 [2022-11-19 08:24:36,728 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:24:36,729 INFO L195 NwaCegarLoop]: trace histogram [66, 62, 62, 62, 62, 62, 62, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-19 08:24:36,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 08:24:36,730 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2022-11-19 08:24:36,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:24:36,731 INFO L85 PathProgramCache]: Analyzing trace with hash 2076273722, now seen corresponding path program 1 times [2022-11-19 08:24:36,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:24:36,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033130609] [2022-11-19 08:24:36,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:24:36,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:24:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:24:39,449 INFO L134 CoverageAnalysis]: Checked inductivity of 15663 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15663 trivial. 0 not checked. [2022-11-19 08:24:39,450 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:24:39,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033130609] [2022-11-19 08:24:39,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033130609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:24:39,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:24:39,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 08:24:39,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87086021] [2022-11-19 08:24:39,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:24:39,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 08:24:39,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:24:39,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 08:24:39,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:24:39,454 INFO L87 Difference]: Start difference. First operand 21038 states and 30315 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (73), 3 states have call predecessors, (73), 1 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2022-11-19 08:24:45,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:48,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:24:50,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:24:50,454 INFO L93 Difference]: Finished difference Result 35727 states and 51488 transitions. [2022-11-19 08:24:50,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 08:24:50,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (73), 3 states have call predecessors, (73), 1 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) Word has length 683 [2022-11-19 08:24:50,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:24:50,689 INFO L225 Difference]: With dead ends: 35727 [2022-11-19 08:24:50,689 INFO L226 Difference]: Without dead ends: 35725 [2022-11-19 08:24:50,702 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 08:24:50,705 INFO L413 NwaCegarLoop]: 5481 mSDtfsCounter, 4701 mSDsluCounter, 14551 mSDsCounter, 0 mSdLazyCounter, 1407 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4707 SdHoareTripleChecker+Valid, 20032 SdHoareTripleChecker+Invalid, 1412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1407 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-11-19 08:24:50,706 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4707 Valid, 20032 Invalid, 1412 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1407 Invalid, 2 Unknown, 0 Unchecked, 10.0s Time] [2022-11-19 08:24:50,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35725 states. [2022-11-19 08:24:52,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35725 to 35422. [2022-11-19 08:24:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35422 states, 21983 states have (on average 1.3787017240595005) internal successors, (30308), 27632 states have internal predecessors, (30308), 10338 states have call successors, (10338), 3135 states have call predecessors, (10338), 3098 states have return successors, (10406), 10168 states have call predecessors, (10406), 10330 states have call successors, (10406) [2022-11-19 08:24:52,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35422 states to 35422 states and 51052 transitions. [2022-11-19 08:24:52,498 INFO L78 Accepts]: Start accepts. Automaton has 35422 states and 51052 transitions. Word has length 683 [2022-11-19 08:24:52,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:24:52,500 INFO L495 AbstractCegarLoop]: Abstraction has 35422 states and 51052 transitions. [2022-11-19 08:24:52,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (73), 3 states have call predecessors, (73), 1 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2022-11-19 08:24:52,500 INFO L276 IsEmpty]: Start isEmpty. Operand 35422 states and 51052 transitions. [2022-11-19 08:24:52,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 689 [2022-11-19 08:24:52,508 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:24:52,508 INFO L195 NwaCegarLoop]: trace histogram [66, 62, 62, 62, 62, 62, 62, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-19 08:24:52,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 08:24:52,509 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2022-11-19 08:24:52,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:24:52,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1830968250, now seen corresponding path program 1 times [2022-11-19 08:24:52,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:24:52,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967498012] [2022-11-19 08:24:52,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:24:52,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:24:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:24:55,337 INFO L134 CoverageAnalysis]: Checked inductivity of 15665 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15663 trivial. 0 not checked. [2022-11-19 08:24:55,337 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:24:55,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967498012] [2022-11-19 08:24:55,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967498012] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:24:55,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:24:55,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 08:24:55,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167260566] [2022-11-19 08:24:55,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:24:55,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 08:24:55,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:24:55,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 08:24:55,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:24:55,340 INFO L87 Difference]: Start difference. First operand 35422 states and 51052 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (74), 3 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2022-11-19 08:25:01,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:25:04,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:25:04,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:25:04,789 INFO L93 Difference]: Finished difference Result 35432 states and 51061 transitions. [2022-11-19 08:25:04,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 08:25:04,790 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (74), 3 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 688 [2022-11-19 08:25:04,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:25:04,934 INFO L225 Difference]: With dead ends: 35432 [2022-11-19 08:25:04,935 INFO L226 Difference]: Without dead ends: 35430 [2022-11-19 08:25:04,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 08:25:04,952 INFO L413 NwaCegarLoop]: 4720 mSDtfsCounter, 4923 mSDsluCounter, 9429 mSDsCounter, 0 mSdLazyCounter, 1085 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4930 SdHoareTripleChecker+Valid, 14149 SdHoareTripleChecker+Invalid, 1088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1085 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-11-19 08:25:04,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4930 Valid, 14149 Invalid, 1088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1085 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2022-11-19 08:25:04,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35430 states. [2022-11-19 08:25:06,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35430 to 35430. [2022-11-19 08:25:06,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35430 states, 21989 states have (on average 1.378598390104143) internal successors, (30314), 27638 states have internal predecessors, (30314), 10338 states have call successors, (10338), 3137 states have call predecessors, (10338), 3100 states have return successors, (10406), 10168 states have call predecessors, (10406), 10330 states have call successors, (10406) [2022-11-19 08:25:07,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35430 states to 35430 states and 51058 transitions. [2022-11-19 08:25:07,087 INFO L78 Accepts]: Start accepts. Automaton has 35430 states and 51058 transitions. Word has length 688 [2022-11-19 08:25:07,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:25:07,088 INFO L495 AbstractCegarLoop]: Abstraction has 35430 states and 51058 transitions. [2022-11-19 08:25:07,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (74), 3 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2022-11-19 08:25:07,089 INFO L276 IsEmpty]: Start isEmpty. Operand 35430 states and 51058 transitions. [2022-11-19 08:25:07,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2022-11-19 08:25:07,096 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:25:07,097 INFO L195 NwaCegarLoop]: trace histogram [66, 62, 62, 62, 62, 62, 62, 5, 5, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2022-11-19 08:25:07,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 08:25:07,097 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2022-11-19 08:25:07,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:25:07,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1393333453, now seen corresponding path program 1 times [2022-11-19 08:25:07,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:25:07,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954867110] [2022-11-19 08:25:07,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:25:07,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:25:07,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:25:10,053 INFO L134 CoverageAnalysis]: Checked inductivity of 15678 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15674 trivial. 0 not checked. [2022-11-19 08:25:10,053 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:25:10,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954867110] [2022-11-19 08:25:10,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954867110] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:25:10,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:25:10,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 08:25:10,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941080978] [2022-11-19 08:25:10,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:25:10,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 08:25:10,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:25:10,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 08:25:10,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:25:10,057 INFO L87 Difference]: Start difference. First operand 35430 states and 51058 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (77), 3 states have call predecessors, (77), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2022-11-19 08:25:16,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:25:18,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:25:19,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:25:19,544 INFO L93 Difference]: Finished difference Result 35440 states and 51067 transitions. [2022-11-19 08:25:19,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 08:25:19,545 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (77), 3 states have call predecessors, (77), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) Word has length 696 [2022-11-19 08:25:19,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:25:19,668 INFO L225 Difference]: With dead ends: 35440 [2022-11-19 08:25:19,668 INFO L226 Difference]: Without dead ends: 35436 [2022-11-19 08:25:19,683 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 08:25:19,684 INFO L413 NwaCegarLoop]: 4720 mSDtfsCounter, 4922 mSDsluCounter, 9429 mSDsCounter, 0 mSdLazyCounter, 1085 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4928 SdHoareTripleChecker+Valid, 14149 SdHoareTripleChecker+Invalid, 1088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1085 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-11-19 08:25:19,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4928 Valid, 14149 Invalid, 1088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1085 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2022-11-19 08:25:19,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35436 states. [2022-11-19 08:25:21,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35436 to 35436. [2022-11-19 08:25:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35436 states, 21994 states have (on average 1.3784668545967083) internal successors, (30318), 27642 states have internal predecessors, (30318), 10338 states have call successors, (10338), 3139 states have call predecessors, (10338), 3101 states have return successors, (10406), 10168 states have call predecessors, (10406), 10330 states have call successors, (10406) [2022-11-19 08:25:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35436 states to 35436 states and 51062 transitions. [2022-11-19 08:25:21,503 INFO L78 Accepts]: Start accepts. Automaton has 35436 states and 51062 transitions. Word has length 696 [2022-11-19 08:25:21,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:25:21,504 INFO L495 AbstractCegarLoop]: Abstraction has 35436 states and 51062 transitions. [2022-11-19 08:25:21,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (77), 3 states have call predecessors, (77), 1 states have return successors, (75), 2 states have call predecessors, (75), 2 states have call successors, (75) [2022-11-19 08:25:21,505 INFO L276 IsEmpty]: Start isEmpty. Operand 35436 states and 51062 transitions. [2022-11-19 08:25:21,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 702 [2022-11-19 08:25:21,514 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:25:21,514 INFO L195 NwaCegarLoop]: trace histogram [66, 62, 62, 62, 62, 62, 62, 5, 5, 4, 3, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2022-11-19 08:25:21,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 08:25:21,515 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2022-11-19 08:25:21,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:25:21,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1448950137, now seen corresponding path program 1 times [2022-11-19 08:25:21,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:25:21,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236867273] [2022-11-19 08:25:21,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:25:21,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:25:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:25:24,435 INFO L134 CoverageAnalysis]: Checked inductivity of 15688 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15682 trivial. 0 not checked. [2022-11-19 08:25:24,435 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:25:24,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236867273] [2022-11-19 08:25:24,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236867273] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:25:24,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:25:24,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 08:25:24,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086324527] [2022-11-19 08:25:24,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:25:24,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 08:25:24,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:25:24,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 08:25:24,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:25:24,439 INFO L87 Difference]: Start difference. First operand 35436 states and 51062 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (78), 3 states have call predecessors, (78), 1 states have return successors, (76), 2 states have call predecessors, (76), 2 states have call successors, (76) [2022-11-19 08:25:31,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:25:33,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:25:34,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:25:34,631 INFO L93 Difference]: Finished difference Result 35442 states and 51067 transitions. [2022-11-19 08:25:34,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 08:25:34,632 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (78), 3 states have call predecessors, (78), 1 states have return successors, (76), 2 states have call predecessors, (76), 2 states have call successors, (76) Word has length 701 [2022-11-19 08:25:34,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:25:34,723 INFO L225 Difference]: With dead ends: 35442 [2022-11-19 08:25:34,723 INFO L226 Difference]: Without dead ends: 35330 [2022-11-19 08:25:34,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 08:25:34,736 INFO L413 NwaCegarLoop]: 4721 mSDtfsCounter, 4922 mSDsluCounter, 9431 mSDsCounter, 0 mSdLazyCounter, 1082 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4927 SdHoareTripleChecker+Valid, 14152 SdHoareTripleChecker+Invalid, 1085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1082 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-11-19 08:25:34,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4927 Valid, 14152 Invalid, 1085 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1082 Invalid, 2 Unknown, 0 Unchecked, 8.9s Time] [2022-11-19 08:25:34,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35330 states. [2022-11-19 08:25:36,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35330 to 35330. [2022-11-19 08:25:36,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35330 states, 21960 states have (on average 1.3779143897996358) internal successors, (30259), 27584 states have internal predecessors, (30259), 10280 states have call successors, (10280), 3124 states have call predecessors, (10280), 3087 states have return successors, (10352), 10135 states have call predecessors, (10352), 10276 states have call successors, (10352) [2022-11-19 08:25:36,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35330 states to 35330 states and 50891 transitions. [2022-11-19 08:25:36,864 INFO L78 Accepts]: Start accepts. Automaton has 35330 states and 50891 transitions. Word has length 701 [2022-11-19 08:25:36,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:25:36,865 INFO L495 AbstractCegarLoop]: Abstraction has 35330 states and 50891 transitions. [2022-11-19 08:25:36,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (78), 3 states have call predecessors, (78), 1 states have return successors, (76), 2 states have call predecessors, (76), 2 states have call successors, (76) [2022-11-19 08:25:36,865 INFO L276 IsEmpty]: Start isEmpty. Operand 35330 states and 50891 transitions. [2022-11-19 08:25:36,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 700 [2022-11-19 08:25:36,876 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:25:36,877 INFO L195 NwaCegarLoop]: trace histogram [64, 62, 62, 62, 62, 62, 62, 4, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:25:36,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 08:25:36,877 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2022-11-19 08:25:36,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:25:36,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1493234061, now seen corresponding path program 1 times [2022-11-19 08:25:36,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:25:36,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282524467] [2022-11-19 08:25:36,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:25:36,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:25:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:25:39,246 INFO L134 CoverageAnalysis]: Checked inductivity of 15396 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15390 trivial. 0 not checked. [2022-11-19 08:25:39,246 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:25:39,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282524467] [2022-11-19 08:25:39,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282524467] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:25:39,247 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:25:39,247 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 08:25:39,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445657040] [2022-11-19 08:25:39,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:25:39,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 08:25:39,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:25:39,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 08:25:39,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:25:39,251 INFO L87 Difference]: Start difference. First operand 35330 states and 50891 transitions. Second operand has 5 states, 5 states have (on average 23.6) internal successors, (118), 5 states have internal predecessors, (118), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2022-11-19 08:25:59,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:26:03,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:26:06,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:26:06,863 INFO L93 Difference]: Finished difference Result 120593 states and 173765 transitions. [2022-11-19 08:26:06,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:26:06,863 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 5 states have internal predecessors, (118), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) Word has length 699 [2022-11-19 08:26:06,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:26:07,372 INFO L225 Difference]: With dead ends: 120593 [2022-11-19 08:26:07,372 INFO L226 Difference]: Without dead ends: 85388 [2022-11-19 08:26:07,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:26:07,537 INFO L413 NwaCegarLoop]: 12637 mSDtfsCounter, 10053 mSDsluCounter, 13125 mSDsCounter, 0 mSdLazyCounter, 6259 mSolverCounterSat, 188 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10226 SdHoareTripleChecker+Valid, 25762 SdHoareTripleChecker+Invalid, 6449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 6259 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2022-11-19 08:26:07,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10226 Valid, 25762 Invalid, 6449 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [188 Valid, 6259 Invalid, 2 Unknown, 0 Unchecked, 23.0s Time] [2022-11-19 08:26:07,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85388 states. [2022-11-19 08:26:11,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85388 to 85298. [2022-11-19 08:26:11,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85298 states, 53024 states have (on average 1.3796771273385637) internal successors, (73156), 66764 states have internal predecessors, (73156), 24798 states have call successors, (24798), 7577 states have call predecessors, (24798), 7473 states have return successors, (24980), 24428 states have call predecessors, (24980), 24794 states have call successors, (24980) [2022-11-19 08:26:12,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85298 states to 85298 states and 122934 transitions. [2022-11-19 08:26:12,230 INFO L78 Accepts]: Start accepts. Automaton has 85298 states and 122934 transitions. Word has length 699 [2022-11-19 08:26:12,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:26:12,231 INFO L495 AbstractCegarLoop]: Abstraction has 85298 states and 122934 transitions. [2022-11-19 08:26:12,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 5 states have internal predecessors, (118), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2022-11-19 08:26:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 85298 states and 122934 transitions. [2022-11-19 08:26:12,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 723 [2022-11-19 08:26:12,247 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:26:12,248 INFO L195 NwaCegarLoop]: trace histogram [67, 62, 62, 62, 62, 62, 62, 4, 4, 3, 3, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:26:12,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-19 08:26:12,248 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [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 (and 1 more)] === [2022-11-19 08:26:12,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:26:12,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1343904321, now seen corresponding path program 1 times [2022-11-19 08:26:12,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:26:12,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108987590] [2022-11-19 08:26:12,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:26:12,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:26:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:26:13,505 INFO L134 CoverageAnalysis]: Checked inductivity of 15802 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15795 trivial. 0 not checked. [2022-11-19 08:26:13,505 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:26:13,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108987590] [2022-11-19 08:26:13,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108987590] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:26:13,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:26:13,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 08:26:13,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475092900] [2022-11-19 08:26:13,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:26:13,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 08:26:13,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:26:13,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 08:26:13,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 08:26:13,510 INFO L87 Difference]: Start difference. First operand 85298 states and 122934 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (74), 3 states have call predecessors, (74), 3 states have call successors, (74) [2022-11-19 08:26:21,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:26:24,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 08:26:27,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:26:27,918 INFO L93 Difference]: Finished difference Result 200125 states and 288360 transitions. [2022-11-19 08:26:27,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 08:26:27,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (74), 3 states have call predecessors, (74), 3 states have call successors, (74) Word has length 722 [2022-11-19 08:26:27,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:26:28,676 INFO L225 Difference]: With dead ends: 200125 [2022-11-19 08:26:28,677 INFO L226 Difference]: Without dead ends: 115009 [2022-11-19 08:26:28,919 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 [2022-11-19 08:26:28,919 INFO L413 NwaCegarLoop]: 6388 mSDtfsCounter, 4540 mSDsluCounter, 4608 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4543 SdHoareTripleChecker+Valid, 10996 SdHoareTripleChecker+Invalid, 926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-11-19 08:26:28,920 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4543 Valid, 10996 Invalid, 926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 912 Invalid, 2 Unknown, 0 Unchecked, 8.0s Time] [2022-11-19 08:26:28,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115009 states.