./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P --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 46a9312fb4d6e5207203cb3c1ba291a41c1b3a3626d31113c3bea3649a0ad3b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:35:53,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:35:53,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:35:53,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:35:53,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:35:53,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:35:53,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:35:53,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:35:53,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:35:53,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:35:53,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:35:53,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:35:53,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:35:53,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:35:53,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:35:53,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:35:53,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:35:53,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:35:53,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:35:53,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:35:53,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:35:53,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:35:53,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:35:53,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:35:53,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:35:53,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:35:53,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:35:53,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:35:53,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:35:53,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:35:53,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:35:53,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:35:53,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:35:53,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:35:53,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:35:53,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:35:53,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:35:53,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:35:53,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:35:53,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:35:53,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:35:53,830 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:35:53,863 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:35:53,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:35:53,864 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:35:53,865 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:35:53,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:35:53,866 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:35:53,866 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:35:53,866 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:35:53,867 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:35:53,867 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:35:53,867 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:35:53,867 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:35:53,868 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:35:53,868 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:35:53,868 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:35:53,869 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:35:53,869 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:35:53,869 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:35:53,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:35:53,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:35:53,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:35:53,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:35:53,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:35:53,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:35:53,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:35:53,872 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:35:53,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:35:53,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:35:53,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:35:53,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:35:53,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:35:53,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:35:53,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:35:53,874 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:35:53,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:35:53,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:35:53,874 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:35:53,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:35:53,875 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46a9312fb4d6e5207203cb3c1ba291a41c1b3a3626d31113c3bea3649a0ad3b4 [2021-11-21 01:35:54,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:35:54,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:35:54,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:35:54,284 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:35:54,285 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:35:54,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-11-21 01:35:54,351 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/data/84527d50e/88e1f92836884b09be829a96c0a7c099/FLAG88c39dffc [2021-11-21 01:35:55,932 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:35:55,933 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-11-21 01:35:56,103 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/data/84527d50e/88e1f92836884b09be829a96c0a7c099/FLAG88c39dffc [2021-11-21 01:35:56,317 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/data/84527d50e/88e1f92836884b09be829a96c0a7c099 [2021-11-21 01:35:56,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:35:56,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:35:56,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:35:56,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:35:56,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:35:56,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:35:56" (1/1) ... [2021-11-21 01:35:56,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248b0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:35:56, skipping insertion in model container [2021-11-21 01:35:56,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:35:56" (1/1) ... [2021-11-21 01:35:56,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:35:56,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:36:12,048 WARN L230 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_dcae49ca-d35f-4de1-9350-2747fef92bd0/sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-11-21 01:36:12,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:36:12,775 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:36:14,127 WARN L230 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_dcae49ca-d35f-4de1-9350-2747fef92bd0/sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-11-21 01:36:14,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:36:15,533 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:36:15,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15 WrapperNode [2021-11-21 01:36:15,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:36:15,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:36:15,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:36:15,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:36:15,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:15,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:16,864 INFO L137 Inliner]: procedures = 1364, calls = 15139, calls flagged for inlining = 461, calls inlined = 337, statements flattened = 23962 [2021-11-21 01:36:16,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:36:16,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:36:16,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:36:16,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:36:16,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:16,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:17,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:17,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:17,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:17,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:18,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:18,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:36:18,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:36:18,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:36:18,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:36:18,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (1/1) ... [2021-11-21 01:36:18,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:36:18,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:36:18,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:36:19,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcae49ca-d35f-4de1-9350-2747fef92bd0/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:36:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-21 01:36:19,080 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-21 01:36:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-21 01:36:19,080 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-21 01:36:19,081 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-21 01:36:19,081 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___3 [2021-11-21 01:36:19,081 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___3 [2021-11-21 01:36:19,081 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___4 [2021-11-21 01:36:19,081 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___4 [2021-11-21 01:36:19,081 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-21 01:36:19,082 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_suspended [2021-11-21 01:36:19,082 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_suspended [2021-11-21 01:36:19,082 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_urb_for_dma [2021-11-21 01:36:19,082 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_urb_for_dma [2021-11-21 01:36:19,082 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2021-11-21 01:36:19,082 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2021-11-21 01:36:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_dev [2021-11-21 01:36:19,083 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_dev [2021-11-21 01:36:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_notify [2021-11-21 01:36:19,083 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_notify [2021-11-21 01:36:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-21 01:36:19,083 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-21 01:36:19,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_endpoint [2021-11-21 01:36:19,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_endpoint [2021-11-21 01:36:19,084 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async [2021-11-21 01:36:19,084 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async [2021-11-21 01:36:19,084 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-21 01:36:19,084 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-21 01:36:19,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_state [2021-11-21 01:36:19,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_state [2021-11-21 01:36:19,085 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2021-11-21 01:36:19,085 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2021-11-21 01:36:19,085 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2021-11-21 01:36:19,085 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2021-11-21 01:36:19,085 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_initiated_lpm [2021-11-21 01:36:19,086 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_initiated_lpm [2021-11-21 01:36:19,086 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_all_async [2021-11-21 01:36:19,086 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_all_async [2021-11-21 01:36:19,086 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_resume [2021-11-21 01:36:19,086 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_resume [2021-11-21 01:36:19,086 INFO L130 BoogieDeclarations]: Found specification of procedure hub_usb3_port_disable [2021-11-21 01:36:19,087 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_usb3_port_disable [2021-11-21 01:36:19,087 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2021-11-21 01:36:19,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2021-11-21 01:36:19,087 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-11-21 01:36:19,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-11-21 01:36:19,087 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-21 01:36:19,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-21 01:36:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-21 01:36:19,088 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-21 01:36:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_destroy_configuration [2021-11-21 01:36:19,088 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_destroy_configuration [2021-11-21 01:36:19,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-21 01:36:19,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-21 01:36:19,089 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-21 01:36:19,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-21 01:36:19,089 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync_autosuspend [2021-11-21 01:36:19,089 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync_autosuspend [2021-11-21 01:36:19,089 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-21 01:36:19,089 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-21 01:36:19,090 INFO L130 BoogieDeclarations]: Found specification of procedure hub_disconnect [2021-11-21 01:36:19,090 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_disconnect [2021-11-21 01:36:19,090 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-11-21 01:36:19,090 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-11-21 01:36:19,090 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-21 01:36:19,090 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-21 01:36:19,091 INFO L130 BoogieDeclarations]: Found specification of procedure hub_hub_status [2021-11-21 01:36:19,091 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_hub_status [2021-11-21 01:36:19,091 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_power_on [2021-11-21 01:36:19,091 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_power_on [2021-11-21 01:36:19,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2021-11-21 01:36:19,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2021-11-21 01:36:19,092 INFO L130 BoogieDeclarations]: Found specification of procedure add_device_randomness [2021-11-21 01:36:19,092 INFO L138 BoogieDeclarations]: Found implementation of procedure add_device_randomness [2021-11-21 01:36:19,092 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_link_state [2021-11-21 01:36:19,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_link_state [2021-11-21 01:36:19,092 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_enable_lpm [2021-11-21 01:36:19,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_enable_lpm [2021-11-21 01:36:19,092 INFO L130 BoogieDeclarations]: Found specification of procedure ptr_to_compat [2021-11-21 01:36:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ptr_to_compat [2021-11-21 01:36:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 01:36:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure checkintf [2021-11-21 01:36:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure checkintf [2021-11-21 01:36:19,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_pel [2021-11-21 01:36:19,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_pel [2021-11-21 01:36:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-21 01:36:19,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-21 01:36:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_autosuspend_delay [2021-11-21 01:36:19,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_autosuspend_delay [2021-11-21 01:36:19,094 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_bulk_urbs [2021-11-21 01:36:19,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_bulk_urbs [2021-11-21 01:36:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-21 01:36:19,095 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-21 01:36:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_logical_disconnect [2021-11-21 01:36:19,095 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_logical_disconnect [2021-11-21 01:36:19,095 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-21 01:36:19,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-21 01:36:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_flush_endpoint [2021-11-21 01:36:19,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_flush_endpoint [2021-11-21 01:36:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure get_port_status [2021-11-21 01:36:19,096 INFO L138 BoogieDeclarations]: Found implementation of procedure get_port_status [2021-11-21 01:36:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page___1 [2021-11-21 01:36:19,096 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page___1 [2021-11-21 01:36:19,096 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2021-11-21 01:36:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2021-11-21 01:36:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure bus_find_device [2021-11-21 01:36:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_find_device [2021-11-21 01:36:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure driver_suspend [2021-11-21 01:36:19,097 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_suspend [2021-11-21 01:36:19,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_poll [2021-11-21 01:36:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_poll [2021-11-21 01:36:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2021-11-21 01:36:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2021-11-21 01:36:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_noidle [2021-11-21 01:36:19,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_noidle [2021-11-21 01:36:19,098 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-21 01:36:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-21 01:36:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_status_mutex [2021-11-21 01:36:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_status_mutex [2021-11-21 01:36:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure hub_irq [2021-11-21 01:36:19,099 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_irq [2021-11-21 01:36:19,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_suspend [2021-11-21 01:36:19,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_suspend [2021-11-21 01:36:19,100 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-21 01:36:19,100 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-21 01:36:19,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_device_descriptor [2021-11-21 01:36:19,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_device_descriptor [2021-11-21 01:36:19,100 INFO L130 BoogieDeclarations]: Found specification of procedure hub_quiesce [2021-11-21 01:36:19,101 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_quiesce [2021-11-21 01:36:19,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_alt_setting [2021-11-21 01:36:19,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_alt_setting [2021-11-21 01:36:19,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb [2021-11-21 01:36:19,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb [2021-11-21 01:36:19,101 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-21 01:36:19,101 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-21 01:36:19,102 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-21 01:36:19,102 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-21 01:36:19,102 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2021-11-21 01:36:19,102 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2021-11-21 01:36:19,102 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___3 [2021-11-21 01:36:19,102 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___3 [2021-11-21 01:36:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___4 [2021-11-21 01:36:19,103 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___4 [2021-11-21 01:36:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_resume [2021-11-21 01:36:19,103 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_resume [2021-11-21 01:36:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure async_getcompleted [2021-11-21 01:36:19,103 INFO L138 BoogieDeclarations]: Found implementation of procedure async_getcompleted [2021-11-21 01:36:19,103 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_reset_endpoint [2021-11-21 01:36:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_reset_endpoint [2021-11-21 01:36:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-21 01:36:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-21 01:36:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:36:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_complete [2021-11-21 01:36:19,104 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_complete [2021-11-21 01:36:19,104 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_connect_change [2021-11-21 01:36:19,105 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_connect_change [2021-11-21 01:36:19,105 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_queue_reset_device [2021-11-21 01:36:19,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_queue_reset_device [2021-11-21 01:36:19,105 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-21 01:36:19,105 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-21 01:36:19,105 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___1 [2021-11-21 01:36:19,105 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___1 [2021-11-21 01:36:19,106 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_usb2_hardware_lpm [2021-11-21 01:36:19,106 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_usb2_hardware_lpm [2021-11-21 01:36:19,106 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_interface [2021-11-21 01:36:19,106 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_interface [2021-11-21 01:36:19,106 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_alloc [2021-11-21 01:36:19,106 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_alloc [2021-11-21 01:36:19,106 INFO L130 BoogieDeclarations]: Found specification of procedure rh_urb_enqueue [2021-11-21 01:36:19,107 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_urb_enqueue [2021-11-21 01:36:19,107 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-11-21 01:36:19,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-11-21 01:36:19,107 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-21 01:36:19,107 INFO L130 BoogieDeclarations]: Found specification of procedure hub_free_dev [2021-11-21 01:36:19,107 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_free_dev [2021-11-21 01:36:19,107 INFO L130 BoogieDeclarations]: Found specification of procedure clear_hub_feature [2021-11-21 01:36:19,108 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_hub_feature [2021-11-21 01:36:19,108 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-21 01:36:19,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-21 01:36:19,108 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-21 01:36:19,108 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-21 01:36:19,108 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_is_owned [2021-11-21 01:36:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_is_owned [2021-11-21 01:36:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_bandwidth_mutex [2021-11-21 01:36:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_bandwidth_mutex [2021-11-21 01:36:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-21 01:36:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-21 01:36:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-11-21 01:36:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-11-21 01:36:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend [2021-11-21 01:36:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend [2021-11-21 01:36:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure release_devnum [2021-11-21 01:36:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure release_devnum [2021-11-21 01:36:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure snoop_urb [2021-11-21 01:36:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure snoop_urb [2021-11-21 01:36:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock [2021-11-21 01:36:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock [2021-11-21 01:36:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-11-21 01:36:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-11-21 01:36:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:36:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autoresume_device [2021-11-21 01:36:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autoresume_device [2021-11-21 01:36:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-21 01:36:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-21 01:36:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:36:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_interface [2021-11-21 01:36:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_interface [2021-11-21 01:36:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:36:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-21 01:36:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-21 01:36:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-21 01:36:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-21 01:36:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-21 01:36:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_ep_devs [2021-11-21 01:36:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_ep_devs [2021-11-21 01:36:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_led [2021-11-21 01:36:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_led [2021-11-21 01:36:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-21 01:36:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-21 01:36:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-21 01:36:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-21 01:36:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-11-21 01:36:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-11-21 01:36:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_suspend [2021-11-21 01:36:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_suspend [2021-11-21 01:36:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_port_link_state [2021-11-21 01:36:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_port_link_state [2021-11-21 01:36:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-21 01:36:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-21 01:36:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_device [2021-11-21 01:36:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_device [2021-11-21 01:36:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend_noirq [2021-11-21 01:36:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend_noirq [2021-11-21 01:36:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-11-21 01:36:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-11-21 01:36:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-11-21 01:36:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-11-21 01:36:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_langid [2021-11-21 01:36:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_langid [2021-11-21 01:36:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_suspend [2021-11-21 01:36:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_suspend [2021-11-21 01:36:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-21 01:36:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-21 01:36:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_interface [2021-11-21 01:36:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_interface [2021-11-21 01:36:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2021-11-21 01:36:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2021-11-21 01:36:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2021-11-21 01:36:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2021-11-21 01:36:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-21 01:36:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-21 01:36:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:36:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:36:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id_intf [2021-11-21 01:36:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id_intf [2021-11-21 01:36:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-21 01:36:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-21 01:36:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 01:36:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_freeze [2021-11-21 01:36:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_freeze [2021-11-21 01:36:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-21 01:36:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-21 01:36:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-21 01:36:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-21 01:36:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_is_primary_hcd [2021-11-21 01:36:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_is_primary_hcd [2021-11-21 01:36:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_supports_ltm [2021-11-21 01:36:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_supports_ltm [2021-11-21 01:36:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-21 01:36:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-21 01:36:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_suspended [2021-11-21 01:36:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_suspended [2021-11-21 01:36:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure hub_thread [2021-11-21 01:36:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_thread [2021-11-21 01:36:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure proc_bulk [2021-11-21 01:36:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_bulk [2021-11-21 01:36:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_do_ioctl [2021-11-21 01:36:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_do_ioctl [2021-11-21 01:36:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure hub_pre_reset [2021-11-21 01:36:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_pre_reset [2021-11-21 01:36:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure check_ctrlrecip [2021-11-21 01:36:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure check_ctrlrecip [2021-11-21 01:36:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure usb_start_wait_urb [2021-11-21 01:36:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_start_wait_urb [2021-11-21 01:36:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure device_register [2021-11-21 01:36:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure device_register [2021-11-21 01:36:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-11-21 01:36:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-11-21 01:36:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-21 01:36:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-21 01:36:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_reset [2021-11-21 01:36:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_reset [2021-11-21 01:36:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rebind_intf [2021-11-21 01:36:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rebind_intf [2021-11-21 01:36:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure proc_control [2021-11-21 01:36:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_control [2021-11-21 01:36:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-21 01:36:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-21 01:36:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-21 01:36:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-21 01:36:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_both [2021-11-21 01:36:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_both [2021-11-21 01:36:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 01:36:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 01:36:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure hub_events [2021-11-21 01:36:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_events [2021-11-21 01:36:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_merge_group [2021-11-21 01:36:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_merge_group [2021-11-21 01:36:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_device [2021-11-21 01:36:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_device [2021-11-21 01:36:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-11-21 01:36:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-11-21 01:36:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-21 01:36:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-21 01:36:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure blocking_notifier_call_chain [2021-11-21 01:36:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure blocking_notifier_call_chain [2021-11-21 01:36:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-21 01:36:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-21 01:36:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2021-11-21 01:36:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2021-11-21 01:36:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_finish_reset [2021-11-21 01:36:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_finish_reset [2021-11-21 01:36:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-21 01:36:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-21 01:36:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:36:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-21 01:36:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-21 01:36:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2021-11-21 01:36:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2021-11-21 01:36:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_alloc_coherent [2021-11-21 01:36:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_alloc_coherent [2021-11-21 01:36:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure check_highspeed [2021-11-21 01:36:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure check_highspeed [2021-11-21 01:36:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure recursively_mark_NOTATTACHED [2021-11-21 01:36:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure recursively_mark_NOTATTACHED [2021-11-21 01:36:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure hub_ioctl [2021-11-21 01:36:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_ioctl [2021-11-21 01:36:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:36:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_noresume [2021-11-21 01:36:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_noresume [2021-11-21 01:36:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-21 01:36:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-21 01:36:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-21 01:36:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-21 01:36:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure plural [2021-11-21 01:36:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure plural [2021-11-21 01:36:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_poweroff [2021-11-21 01:36:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_poweroff [2021-11-21 01:36:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure usb_req_set_sel [2021-11-21 01:36:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_req_set_sel [2021-11-21 01:36:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_sysfs_intf_files [2021-11-21 01:36:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_sysfs_intf_files [2021-11-21 01:36:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_interface [2021-11-21 01:36:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_interface [2021-11-21 01:36:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_hub_port_acpi_handle [2021-11-21 01:36:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_hub_port_acpi_handle [2021-11-21 01:36:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_suspend [2021-11-21 01:36:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_suspend [2021-11-21 01:36:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-21 01:36:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-21 01:36:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-21 01:36:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-21 01:36:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-21 01:36:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-21 01:36:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cancel_queued_reset [2021-11-21 01:36:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cancel_queued_reset [2021-11-21 01:36:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-21 01:36:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-21 01:36:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_dynamic_id [2021-11-21 01:36:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_dynamic_id [2021-11-21 01:36:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_free_coherent [2021-11-21 01:36:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_free_coherent [2021-11-21 01:36:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-21 01:36:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-21 01:36:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-21 01:36:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-21 01:36:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-21 01:36:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-21 01:36:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_hub_port_connect_type [2021-11-21 01:36:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_hub_port_connect_type [2021-11-21 01:36:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync [2021-11-21 01:36:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync [2021-11-21 01:36:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure usb_forced_unbind_intf [2021-11-21 01:36:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_forced_unbind_intf [2021-11-21 01:36:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-21 01:36:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-21 01:36:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-21 01:36:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-21 01:36:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep0_reinit [2021-11-21 01:36:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep0_reinit [2021-11-21 01:36:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure hdev_to_hub [2021-11-21 01:36:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure hdev_to_hub [2021-11-21 01:36:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-11-21 01:36:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-11-21 01:36:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_set_status [2021-11-21 01:36:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_set_status [2021-11-21 01:36:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid_nr [2021-11-21 01:36:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid_nr [2021-11-21 01:36:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_bos_descriptor [2021-11-21 01:36:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_bos_descriptor [2021-11-21 01:36:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2021-11-21 01:36:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2021-11-21 01:36:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-11-21 01:36:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-11-21 01:36:19,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_ep_devs [2021-11-21 01:36:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_ep_devs [2021-11-21 01:36:19,197 INFO L130 BoogieDeclarations]: Found specification of procedure findintfep [2021-11-21 01:36:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure findintfep [2021-11-21 01:36:19,198 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-21 01:36:19,198 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-21 01:36:19,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:36:19,198 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2021-11-21 01:36:19,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2021-11-21 01:36:19,198 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-11-21 01:36:19,198 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-11-21 01:36:19,198 INFO L130 BoogieDeclarations]: Found specification of procedure copy_urb_data_to_user [2021-11-21 01:36:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_urb_data_to_user [2021-11-21 01:36:19,199 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-21 01:36:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-21 01:36:19,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 01:36:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 01:36:19,199 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_unmerge_group [2021-11-21 01:36:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_unmerge_group [2021-11-21 01:36:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure put_cred [2021-11-21 01:36:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure put_cred [2021-11-21 01:36:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_idle [2021-11-21 01:36:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_idle [2021-11-21 01:36:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_descriptor [2021-11-21 01:36:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_descriptor [2021-11-21 01:36:19,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enumerate_device_otg [2021-11-21 01:36:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enumerate_device_otg [2021-11-21 01:36:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure reap_as [2021-11-21 01:36:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure reap_as [2021-11-21 01:36:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_complete [2021-11-21 01:36:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_complete [2021-11-21 01:36:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure dev_driver_string [2021-11-21 01:36:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_driver_string [2021-11-21 01:36:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-21 01:36:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-21 01:36:19,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2021-11-21 01:36:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2021-11-21 01:36:19,202 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2021-11-21 01:36:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2021-11-21 01:36:19,202 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-11-21 01:36:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-11-21 01:36:19,203 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-11-21 01:36:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-11-21 01:36:19,203 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_timeout [2021-11-21 01:36:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_timeout [2021-11-21 01:36:19,203 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-21 01:36:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-21 01:36:19,203 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-21 01:36:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-21 01:36:19,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_endpoint [2021-11-21 01:36:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_endpoint [2021-11-21 01:36:19,204 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-21 01:36:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-21 01:36:19,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_disable_lpm [2021-11-21 01:36:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_disable_lpm [2021-11-21 01:36:19,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_urb_dir_in [2021-11-21 01:36:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_urb_dir_in [2021-11-21 01:36:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-21 01:36:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-21 01:36:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure show_string [2021-11-21 01:36:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure show_string [2021-11-21 01:36:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-21 01:36:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-21 01:36:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure kill_pid_info_as_cred [2021-11-21 01:36:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_pid_info_as_cred [2021-11-21 01:36:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-21 01:36:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-21 01:36:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_descriptor [2021-11-21 01:36:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_descriptor [2021-11-21 01:36:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure processcompl_compat [2021-11-21 01:36:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure processcompl_compat [2021-11-21 01:36:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2021-11-21 01:36:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2021-11-21 01:36:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enable [2021-11-21 01:36:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enable [2021-11-21 01:36:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2021-11-21 01:36:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2021-11-21 01:36:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-21 01:36:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-21 01:36:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-21 01:36:19,212 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-21 01:36:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_wait_reset [2021-11-21 01:36:19,212 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_wait_reset [2021-11-21 01:36:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure autosuspend_check [2021-11-21 01:36:19,212 INFO L138 BoogieDeclarations]: Found implementation of procedure autosuspend_check [2021-11-21 01:36:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2021-11-21 01:36:19,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2021-11-21 01:36:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_internal_control_msg [2021-11-21 01:36:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_internal_control_msg [2021-11-21 01:36:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure generic_suspend [2021-11-21 01:36:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_suspend [2021-11-21 01:36:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_status [2021-11-21 01:36:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_status [2021-11-21 01:36:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-11-21 01:36:19,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-11-21 01:36:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2021-11-21 01:36:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2021-11-21 01:36:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-21 01:36:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-21 01:36:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure usbfs_increase_memory_usage [2021-11-21 01:36:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure usbfs_increase_memory_usage [2021-11-21 01:36:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_pm_drivers_interfaces [2021-11-21 01:36:19,215 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_pm_drivers_interfaces [2021-11-21 01:36:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure hub_suspend [2021-11-21 01:36:19,215 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_suspend [2021-11-21 01:36:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-21 01:36:19,215 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-21 01:36:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt___1 [2021-11-21 01:36:19,215 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt___1 [2021-11-21 01:36:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 01:36:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 01:36:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enumerate_device [2021-11-21 01:36:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enumerate_device [2021-11-21 01:36:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid [2021-11-21 01:36:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid [2021-11-21 01:36:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure check_port_resume_type [2021-11-21 01:36:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure check_port_resume_type [2021-11-21 01:36:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_resume [2021-11-21 01:36:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_resume [2021-11-21 01:36:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_mel [2021-11-21 01:36:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_mel [2021-11-21 01:36:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure hub_configure [2021-11-21 01:36:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_configure [2021-11-21 01:36:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-21 01:36:19,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-21 01:36:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device [2021-11-21 01:36:19,218 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device [2021-11-21 01:36:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure companion_common [2021-11-21 01:36:19,218 INFO L138 BoogieDeclarations]: Found implementation of procedure companion_common [2021-11-21 01:36:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_resume [2021-11-21 01:36:19,218 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_resume [2021-11-21 01:36:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure pci_prepare_to_sleep [2021-11-21 01:36:19,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_prepare_to_sleep [2021-11-21 01:36:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-11-21 01:36:19,219 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-11-21 01:36:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2021-11-21 01:36:19,219 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2021-11-21 01:36:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_free [2021-11-21 01:36:19,220 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_free [2021-11-21 01:36:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-21 01:36:19,220 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-21 01:36:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unmap_urb_for_dma [2021-11-21 01:36:19,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unmap_urb_for_dma [2021-11-21 01:36:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bus_notify [2021-11-21 01:36:19,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bus_notify [2021-11-21 01:36:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex [2021-11-21 01:36:19,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex [2021-11-21 01:36:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure generic_disconnect [2021-11-21 01:36:19,221 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_disconnect [2021-11-21 01:36:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-11-21 01:36:19,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-11-21 01:36:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:36:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure hub_clear_tt_buffer [2021-11-21 01:36:19,222 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_clear_tt_buffer [2021-11-21 01:36:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure create_intf_ep_devs [2021-11-21 01:36:19,222 INFO L138 BoogieDeclarations]: Found implementation of procedure create_intf_ep_devs [2021-11-21 01:36:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_prepare [2021-11-21 01:36:19,222 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_prepare [2021-11-21 01:36:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure descriptors_changed [2021-11-21 01:36:19,222 INFO L138 BoogieDeclarations]: Found implementation of procedure descriptors_changed [2021-11-21 01:36:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-21 01:36:19,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-21 01:36:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-21 01:36:19,223 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-21 01:36:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure hub_tt_work [2021-11-21 01:36:19,223 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_tt_work [2021-11-21 01:36:19,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex [2021-11-21 01:36:19,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex [2021-11-21 01:36:19,224 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2021-11-21 01:36:19,224 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-21 01:36:19,224 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-21 01:36:19,224 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_interface [2021-11-21 01:36:19,224 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_interface [2021-11-21 01:36:19,224 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-21 01:36:19,224 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-21 01:36:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_open [2021-11-21 01:36:19,225 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_open [2021-11-21 01:36:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 01:36:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-21 01:36:19,225 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-21 01:36:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure free_async [2021-11-21 01:36:19,225 INFO L138 BoogieDeclarations]: Found implementation of procedure free_async [2021-11-21 01:36:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-21 01:36:19,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-21 01:36:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-21 01:36:19,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-21 01:36:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-21 01:36:19,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-21 01:36:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure hub_handle_remote_wakeup [2021-11-21 01:36:19,227 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_handle_remote_wakeup [2021-11-21 01:36:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure warn_level [2021-11-21 01:36:19,227 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_level [2021-11-21 01:36:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 01:36:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure hub_reset_resume [2021-11-21 01:36:19,227 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_reset_resume [2021-11-21 01:36:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_interface [2021-11-21 01:36:19,227 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_interface [2021-11-21 01:36:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-21 01:36:19,228 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-21 01:36:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_interface [2021-11-21 01:36:19,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_interface [2021-11-21 01:36:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-11-21 01:36:19,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-11-21 01:36:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-21 01:36:19,229 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-21 01:36:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_device [2021-11-21 01:36:19,229 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_device [2021-11-21 01:36:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure clear_port_feature [2021-11-21 01:36:19,229 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_port_feature [2021-11-21 01:36:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-21 01:36:19,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-21 01:36:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-21 01:36:19,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-21 01:36:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cache_string [2021-11-21 01:36:19,230 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cache_string [2021-11-21 01:36:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure processcompl [2021-11-21 01:36:19,230 INFO L138 BoogieDeclarations]: Found implementation of procedure processcompl [2021-11-21 01:36:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 01:36:19,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 01:36:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_restore [2021-11-21 01:36:19,231 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_restore [2021-11-21 01:36:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure generic_probe [2021-11-21 01:36:19,231 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_probe [2021-11-21 01:36:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure led_work [2021-11-21 01:36:19,231 INFO L138 BoogieDeclarations]: Found implementation of procedure led_work [2021-11-21 01:36:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_interface [2021-11-21 01:36:19,231 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_interface [2021-11-21 01:36:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_creds [2021-11-21 01:36:19,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_creds [2021-11-21 01:36:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_sysfs_dev_files [2021-11-21 01:36:19,232 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_sysfs_dev_files [2021-11-21 01:36:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rh_urb_dequeue [2021-11-21 01:36:19,232 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rh_urb_dequeue [2021-11-21 01:36:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-21 01:36:19,233 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-21 01:36:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usbfs_mutex [2021-11-21 01:36:19,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usbfs_mutex [2021-11-21 01:36:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-11-21 01:36:19,233 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-11-21 01:36:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_warm_reset_required [2021-11-21 01:36:19,233 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_warm_reset_required [2021-11-21 01:36:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2021-11-21 01:36:19,234 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2021-11-21 01:36:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-21 01:36:19,234 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-21 01:36:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async_on_interface [2021-11-21 01:36:19,234 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async_on_interface [2021-11-21 01:36:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2021-11-21 01:36:19,234 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2021-11-21 01:36:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-11-21 01:36:19,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-11-21 01:36:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure async_completed [2021-11-21 01:36:19,235 INFO L138 BoogieDeclarations]: Found implementation of procedure async_completed [2021-11-21 01:36:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure security_task_getsecid [2021-11-21 01:36:19,235 INFO L138 BoogieDeclarations]: Found implementation of procedure security_task_getsecid [2021-11-21 01:36:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_sysfs_intf_files [2021-11-21 01:36:19,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_sysfs_intf_files [2021-11-21 01:36:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure get_cred [2021-11-21 01:36:19,236 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cred [2021-11-21 01:36:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_autosuspend [2021-11-21 01:36:19,236 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_autosuspend [2021-11-21 01:36:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume_noirq [2021-11-21 01:36:19,236 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume_noirq [2021-11-21 01:36:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume [2021-11-21 01:36:19,236 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume [2021-11-21 01:36:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autosuspend_device [2021-11-21 01:36:19,237 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autosuspend_device [2021-11-21 01:36:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure driver_set_config_work [2021-11-21 01:36:19,237 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_set_config_work [2021-11-21 01:36:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-11-21 01:36:19,237 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-11-21 01:36:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-21 01:36:19,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-21 01:36:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_release [2021-11-21 01:36:19,238 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_release [2021-11-21 01:36:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-11-21 01:36:19,238 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-11-21 01:36:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2021-11-21 01:36:19,238 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2021-11-21 01:36:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_dev [2021-11-21 01:36:19,239 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_dev [2021-11-21 01:36:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func2 [2021-11-21 01:36:19,239 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func2 [2021-11-21 01:36:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func3 [2021-11-21 01:36:19,239 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func3 [2021-11-21 01:36:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:36:19,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:36:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:36:19,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:36:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_both [2021-11-21 01:36:19,240 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_both [2021-11-21 01:36:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2021-11-21 01:36:19,240 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2021-11-21 01:36:19,240 INFO L130 BoogieDeclarations]: Found specification of procedure pm_suspend_ignore_children [2021-11-21 01:36:19,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_suspend_ignore_children [2021-11-21 01:36:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure hub_probe [2021-11-21 01:36:19,241 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_probe [2021-11-21 01:36:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure hub_resume [2021-11-21 01:36:19,241 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_resume [2021-11-21 01:36:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure usbfs_decrease_memory_usage [2021-11-21 01:36:19,241 INFO L138 BoogieDeclarations]: Found implementation of procedure usbfs_decrease_memory_usage [2021-11-21 01:36:19,241 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-21 01:36:19,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-21 01:36:19,242 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-21 01:36:19,242 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-21 01:36:19,242 INFO L130 BoogieDeclarations]: Found specification of procedure is_root_hub [2021-11-21 01:36:19,242 INFO L138 BoogieDeclarations]: Found implementation of procedure is_root_hub [2021-11-21 01:36:19,242 INFO L130 BoogieDeclarations]: Found specification of procedure hub_post_reset [2021-11-21 01:36:19,242 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_post_reset [2021-11-21 01:36:19,242 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_link_state [2021-11-21 01:36:19,243 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_link_state [2021-11-21 01:36:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure usb_open [2021-11-21 01:36:19,243 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_open [2021-11-21 01:36:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-21 01:36:19,243 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-21 01:36:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-21 01:36:19,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-21 01:36:19,243 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-21 01:36:19,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-21 01:36:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_thaw [2021-11-21 01:36:19,244 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_thaw [2021-11-21 01:36:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-21 01:36:19,244 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-21 01:36:19,244 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-21 01:36:19,244 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-21 01:36:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_init [2021-11-21 01:36:19,245 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_init [2021-11-21 01:36:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2021-11-21 01:36:19,245 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2021-11-21 01:36:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kick_khubd [2021-11-21 01:36:19,245 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kick_khubd [2021-11-21 01:36:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_superspeed [2021-11-21 01:36:19,245 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_superspeed [2021-11-21 01:36:19,246 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-21 01:36:19,246 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-21 01:36:19,246 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-21 01:36:19,246 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-21 01:36:19,246 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-21 01:36:19,246 INFO L130 BoogieDeclarations]: Found specification of procedure rh_call_control [2021-11-21 01:36:19,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_call_control [2021-11-21 01:36:19,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 01:36:19,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_configuration [2021-11-21 01:36:19,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_configuration [2021-11-21 01:36:19,247 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-21 01:36:19,247 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-21 01:36:19,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_configuration [2021-11-21 01:36:19,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_configuration [2021-11-21 01:36:19,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-21 01:36:19,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-21 01:36:19,248 INFO L130 BoogieDeclarations]: Found specification of procedure releaseintf [2021-11-21 01:36:19,248 INFO L138 BoogieDeclarations]: Found implementation of procedure releaseintf [2021-11-21 01:36:19,248 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_detect_quirks [2021-11-21 01:36:19,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_detect_quirks [2021-11-21 01:36:19,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_device_release [2021-11-21 01:36:19,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_device_release [2021-11-21 01:36:19,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_ltm [2021-11-21 01:36:19,249 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_ltm [2021-11-21 01:36:19,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-21 01:36:19,249 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-21 01:36:19,249 INFO L130 BoogieDeclarations]: Found specification of procedure hub_power_on [2021-11-21 01:36:19,249 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_power_on [2021-11-21 01:36:19,249 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-21 01:36:19,250 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-21 01:36:19,250 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_and_verify_device [2021-11-21 01:36:19,250 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_and_verify_device [2021-11-21 01:36:19,250 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_string [2021-11-21 01:36:19,250 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_string [2021-11-21 01:36:19,250 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_debounce [2021-11-21 01:36:19,250 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_debounce [2021-11-21 01:36:19,250 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_resume [2021-11-21 01:36:19,251 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_resume [2021-11-21 01:36:19,251 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume [2021-11-21 01:36:19,251 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume [2021-11-21 01:36:19,251 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2021-11-21 01:36:19,251 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2021-11-21 01:36:19,251 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_poll [2021-11-21 01:36:19,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_poll [2021-11-21 01:36:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_no_suspend [2021-11-21 01:36:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_no_suspend [2021-11-21 01:36:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-21 01:36:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-21 01:36:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2021-11-21 01:36:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2021-11-21 01:36:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 01:36:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 01:36:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2021-11-21 01:36:19,253 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2021-11-21 01:36:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2021-11-21 01:36:19,253 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2021-11-21 01:36:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure connected [2021-11-21 01:36:19,253 INFO L138 BoogieDeclarations]: Found implementation of procedure connected [2021-11-21 01:36:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_device [2021-11-21 01:36:19,254 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_device [2021-11-21 01:36:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_alloc_bandwidth [2021-11-21 01:36:19,254 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_alloc_bandwidth [2021-11-21 01:36:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_status_mutex [2021-11-21 01:36:19,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_status_mutex [2021-11-21 01:36:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2021-11-21 01:36:19,254 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2021-11-21 01:36:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_ltm [2021-11-21 01:36:19,255 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_ltm [2021-11-21 01:36:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure generic_resume [2021-11-21 01:36:19,255 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_resume [2021-11-21 01:36:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure claimintf [2021-11-21 01:36:19,255 INFO L138 BoogieDeclarations]: Found implementation of procedure claimintf [2021-11-21 01:36:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-21 01:36:19,255 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-21 01:36:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure kick_khubd [2021-11-21 01:36:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_khubd [2021-11-21 01:36:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure proc_do_submiturb [2021-11-21 01:36:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_do_submiturb [2021-11-21 01:36:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_submit_urb [2021-11-21 01:36:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_submit_urb [2021-11-21 01:36:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2021-11-21 01:36:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2021-11-21 01:36:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-11-21 01:36:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-11-21 01:36:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-21 01:36:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-21 01:36:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-11-21 01:36:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-11-21 01:36:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-11-21 01:36:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-11-21 01:36:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-11-21 01:36:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-11-21 01:36:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_get_child [2021-11-21 01:36:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_get_child [2021-11-21 01:36:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure get_pid [2021-11-21 01:36:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pid [2021-11-21 01:36:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-21 01:36:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-21 01:36:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-21 01:36:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-21 01:36:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-11-21 01:36:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-11-21 01:36:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_device [2021-11-21 01:36:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_device [2021-11-21 01:36:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2021-11-21 01:36:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2021-11-21 01:36:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_bandwidth_mutex [2021-11-21 01:36:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_bandwidth_mutex [2021-11-21 01:36:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex [2021-11-21 01:36:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex [2021-11-21 01:36:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_lpm [2021-11-21 01:36:19,261 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_lpm [2021-11-21 01:36:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_resume [2021-11-21 01:36:19,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_resume [2021-11-21 01:36:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-21 01:36:19,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-21 01:36:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:36:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure driver_disconnect [2021-11-21 01:36:19,262 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_disconnect [2021-11-21 01:36:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-21 01:36:19,262 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-21 01:36:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2021-11-21 01:36:19,262 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2021-11-21 01:36:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usbfs_mutex [2021-11-21 01:36:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usbfs_mutex [2021-11-21 01:36:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure driver_resume [2021-11-21 01:36:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_resume [2021-11-21 01:36:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-11-21 01:36:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-11-21 01:36:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure remove_intf_ep_devs [2021-11-21 01:36:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_intf_ep_devs [2021-11-21 01:36:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_disable [2021-11-21 01:36:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_disable [2021-11-21 01:36:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2021-11-21 01:36:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2021-11-21 01:36:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-11-21 01:36:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-11-21 01:36:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-21 01:36:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-21 01:36:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-11-21 01:36:19,265 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-11-21 01:36:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string_sub [2021-11-21 01:36:19,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string_sub [2021-11-21 01:36:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_match [2021-11-21 01:36:19,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_match [2021-11-21 01:36:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_lpm [2021-11-21 01:36:19,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_lpm [2021-11-21 01:36:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_restore [2021-11-21 01:36:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_restore [2021-11-21 01:36:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure update_devnum [2021-11-21 01:36:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure update_devnum [2021-11-21 01:36:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_wusb [2021-11-21 01:36:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_wusb [2021-11-21 01:36:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-21 01:36:19,267 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-21 01:36:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_suspend [2021-11-21 01:36:19,267 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_suspend [2021-11-21 01:36:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure ep_device_release [2021-11-21 01:36:19,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_device_release [2021-11-21 01:36:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-21 01:36:19,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-21 01:36:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure driver_probe [2021-11-21 01:36:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_probe [2021-11-21 01:36:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_bos_descriptor [2021-11-21 01:36:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_bos_descriptor [2021-11-21 01:36:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2021-11-21 01:36:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2021-11-21 01:36:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-21 01:36:19,268 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-21 01:36:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remote_wakeup [2021-11-21 01:36:19,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remote_wakeup [2021-11-21 01:36:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2021-11-21 01:36:19,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2021-11-21 01:36:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure powermac_set_asic [2021-11-21 01:36:19,269 INFO L138 BoogieDeclarations]: Found implementation of procedure powermac_set_asic [2021-11-21 01:36:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure suspend_common [2021-11-21 01:36:19,270 INFO L138 BoogieDeclarations]: Found implementation of procedure suspend_common [2021-11-21 01:36:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_device [2021-11-21 01:36:19,270 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_device [2021-11-21 01:36:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-21 01:36:19,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-21 01:36:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure sg_complete [2021-11-21 01:36:19,270 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_complete [2021-11-21 01:36:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-21 01:36:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-21 01:36:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-21 01:36:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-21 01:36:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-21 01:36:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-21 01:36:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure check_root_hub_suspended [2021-11-21 01:36:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure check_root_hub_suspended [2021-11-21 01:36:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure proc_ioctl [2021-11-21 01:36:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_ioctl [2021-11-21 01:36:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure resume_common [2021-11-21 01:36:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure resume_common [2021-11-21 01:36:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure usb_new_device [2021-11-21 01:36:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_new_device [2021-11-21 01:36:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2021-11-21 01:36:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2021-11-21 01:36:19,273 INFO L130 BoogieDeclarations]: Found specification of procedure find_port_owner [2021-11-21 01:36:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure find_port_owner [2021-11-21 01:36:19,273 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_suspend [2021-11-21 01:36:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_suspend [2021-11-21 01:36:19,273 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-21 01:36:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-21 01:36:19,273 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disconnect [2021-11-21 01:36:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disconnect [2021-11-21 01:36:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure hub_activate [2021-11-21 01:36:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_activate [2021-11-21 01:36:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_reset_resume_drivers_interfaces [2021-11-21 01:36:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_reset_resume_drivers_interfaces [2021-11-21 01:36:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-21 01:36:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-21 01:36:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_endpoint [2021-11-21 01:36:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_endpoint [2021-11-21 01:36:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure finish_port_resume [2021-11-21 01:36:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_port_resume [2021-11-21 01:36:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_capable [2021-11-21 01:36:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_capable [2021-11-21 01:36:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure __suspend_report_result [2021-11-21 01:36:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __suspend_report_result [2021-11-21 01:36:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_address [2021-11-21 01:36:19,276 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_address [2021-11-21 01:36:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-21 01:36:19,276 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-21 01:36:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device_driver [2021-11-21 01:36:19,277 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device_driver [2021-11-21 01:36:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_active [2021-11-21 01:36:19,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_active [2021-11-21 01:36:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-21 01:36:19,278 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-21 01:36:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-21 01:36:19,278 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-21 01:36:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-21 01:36:19,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-21 01:36:19,279 INFO L130 BoogieDeclarations]: Found specification of procedure device_pm_wait_for_dev [2021-11-21 01:36:19,279 INFO L138 BoogieDeclarations]: Found implementation of procedure device_pm_wait_for_dev [2021-11-21 01:36:19,279 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_status [2021-11-21 01:36:19,279 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_status [2021-11-21 01:36:19,279 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_sel [2021-11-21 01:36:19,279 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_sel [2021-11-21 01:36:19,279 INFO L130 BoogieDeclarations]: Found specification of procedure device_attach [2021-11-21 01:36:19,280 INFO L138 BoogieDeclarations]: Found implementation of procedure device_attach [2021-11-21 01:36:19,280 INFO L130 BoogieDeclarations]: Found specification of procedure usb_choose_configuration [2021-11-21 01:36:19,280 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_choose_configuration [2021-11-21 01:36:19,280 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend [2021-11-21 01:36:19,280 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend [2021-11-21 01:36:19,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:36:19,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-21 01:36:19,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-21 01:36:19,281 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_feature [2021-11-21 01:36:19,281 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_feature [2021-11-21 01:36:19,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-21 01:36:19,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-21 01:36:19,281 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-21 01:36:19,281 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_unanchor_urb [2021-11-21 01:36:19,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_unanchor_urb [2021-11-21 01:36:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acpi_find_device [2021-11-21 01:36:19,282 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acpi_find_device [2021-11-21 01:36:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2021-11-21 01:36:19,282 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2021-11-21 01:36:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure do_rebind_interfaces [2021-11-21 01:36:19,282 INFO L138 BoogieDeclarations]: Found implementation of procedure do_rebind_interfaces [2021-11-21 01:36:22,031 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:36:22,049 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:41:14,766 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:41:33,843 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:41:33,843 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 01:41:33,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:41:33 BoogieIcfgContainer [2021-11-21 01:41:33,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:41:33,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:41:33,870 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:41:33,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:41:33,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:35:56" (1/3) ... [2021-11-21 01:41:33,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5326d380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:41:33, skipping insertion in model container [2021-11-21 01:41:33,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:36:15" (2/3) ... [2021-11-21 01:41:33,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5326d380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:41:33, skipping insertion in model container [2021-11-21 01:41:33,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:41:33" (3/3) ... [2021-11-21 01:41:33,878 INFO L111 eAbstractionObserver]: Analyzing ICFG main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-11-21 01:41:33,885 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:41:33,885 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:41:33,987 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:41:33,999 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 01:41:34,000 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:41:34,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 7105 states, 4451 states have (on average 1.3601437879128286) internal successors, (6054), 4630 states have internal predecessors, (6054), 2164 states have call successors, (2164), 488 states have call predecessors, (2164), 488 states have return successors, (2164), 2135 states have call predecessors, (2164), 2164 states have call successors, (2164) [2021-11-21 01:41:34,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 01:41:34,205 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:41:34,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:41:34,206 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:41:34,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:41:34,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1762339421, now seen corresponding path program 1 times [2021-11-21 01:41:34,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:41:34,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044957366] [2021-11-21 01:41:34,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:41:34,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:41:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:41:36,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:41:36,520 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:41:36,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044957366] [2021-11-21 01:41:36,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044957366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:41:36,537 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:41:36,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:41:36,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593811668] [2021-11-21 01:41:36,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:41:36,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:41:36,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:41:36,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:41:36,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:41:36,657 INFO L87 Difference]: Start difference. First operand has 7105 states, 4451 states have (on average 1.3601437879128286) internal successors, (6054), 4630 states have internal predecessors, (6054), 2164 states have call successors, (2164), 488 states have call predecessors, (2164), 488 states have return successors, (2164), 2135 states have call predecessors, (2164), 2164 states have call successors, (2164) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:41:39,124 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:41:40,880 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:41:46,673 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:41:52,544 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:41:55,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:41:55,906 INFO L93 Difference]: Finished difference Result 19893 states and 30311 transitions. [2021-11-21 01:41:55,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:41:55,909 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2021-11-21 01:41:55,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:41:56,072 INFO L225 Difference]: With dead ends: 19893 [2021-11-21 01:41:56,072 INFO L226 Difference]: Without dead ends: 12761 [2021-11-21 01:41:56,158 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:41:56,172 INFO L933 BasicCegarLoop]: 12139 mSDtfsCounter, 10663 mSDsluCounter, 8219 mSDsCounter, 0 mSdLazyCounter, 2243 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10670 SdHoareTripleChecker+Valid, 19433 SdHoareTripleChecker+Invalid, 2249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 2243 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:41:56,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10670 Valid, 19433 Invalid, 2249 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 2243 Invalid, 2 Unknown, 0 Unchecked, 17.8s Time] [2021-11-21 01:41:56,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12761 states. [2021-11-21 01:41:57,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12761 to 12748. [2021-11-21 01:41:57,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12748 states, 7971 states have (on average 1.3529042780077782) internal successors, (10784), 8297 states have internal predecessors, (10784), 3852 states have call successors, (3852), 927 states have call predecessors, (3852), 924 states have return successors, (4199), 3757 states have call predecessors, (4199), 3812 states have call successors, (4199) [2021-11-21 01:41:57,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12748 states to 12748 states and 18835 transitions. [2021-11-21 01:41:57,417 INFO L78 Accepts]: Start accepts. Automaton has 12748 states and 18835 transitions. Word has length 10 [2021-11-21 01:41:57,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:41:57,418 INFO L470 AbstractCegarLoop]: Abstraction has 12748 states and 18835 transitions. [2021-11-21 01:41:57,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:41:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 12748 states and 18835 transitions. [2021-11-21 01:41:57,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 01:41:57,422 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:41:57,422 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:41:57,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:41:57,423 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:41:57,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:41:57,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1197988262, now seen corresponding path program 1 times [2021-11-21 01:41:57,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:41:57,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986989259] [2021-11-21 01:41:57,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:41:57,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:41:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:41:58,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:41:58,422 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:41:58,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986989259] [2021-11-21 01:41:58,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986989259] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:41:58,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:41:58,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:41:58,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666458228] [2021-11-21 01:41:58,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:41:58,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:41:58,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:41:58,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:41:58,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:41:58,427 INFO L87 Difference]: Start difference. First operand 12748 states and 18835 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:42:01,049 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:42:06,629 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:42:11,265 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:42:16,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:42:16,222 INFO L93 Difference]: Finished difference Result 24196 states and 35657 transitions. [2021-11-21 01:42:16,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:42:16,223 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2021-11-21 01:42:16,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:42:16,473 INFO L225 Difference]: With dead ends: 24196 [2021-11-21 01:42:16,474 INFO L226 Difference]: Without dead ends: 24193 [2021-11-21 01:42:16,494 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:42:16,496 INFO L933 BasicCegarLoop]: 10943 mSDtfsCounter, 10210 mSDsluCounter, 8455 mSDsCounter, 0 mSdLazyCounter, 2066 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10212 SdHoareTripleChecker+Valid, 18458 SdHoareTripleChecker+Invalid, 2069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2066 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2021-11-21 01:42:16,496 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10212 Valid, 18458 Invalid, 2069 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2066 Invalid, 3 Unknown, 0 Unchecked, 16.9s Time] [2021-11-21 01:42:16,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24193 states. [2021-11-21 01:42:17,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24193 to 24151. [2021-11-21 01:42:17,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24151 states, 15081 states have (on average 1.3498441747894703) internal successors, (20357), 15689 states have internal predecessors, (20357), 7262 states have call successors, (7262), 1810 states have call predecessors, (7262), 1807 states have return successors, (7992), 7105 states have call predecessors, (7992), 7223 states have call successors, (7992) [2021-11-21 01:42:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24151 states to 24151 states and 35611 transitions. [2021-11-21 01:42:18,146 INFO L78 Accepts]: Start accepts. Automaton has 24151 states and 35611 transitions. Word has length 11 [2021-11-21 01:42:18,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:42:18,147 INFO L470 AbstractCegarLoop]: Abstraction has 24151 states and 35611 transitions. [2021-11-21 01:42:18,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:42:18,147 INFO L276 IsEmpty]: Start isEmpty. Operand 24151 states and 35611 transitions. [2021-11-21 01:42:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 01:42:18,148 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:42:18,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:42:18,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 01:42:18,149 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:42:18,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:42:18,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1521129210, now seen corresponding path program 1 times [2021-11-21 01:42:18,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:42:18,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061644796] [2021-11-21 01:42:18,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:42:18,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:42:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:42:19,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:42:19,316 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:42:19,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061644796] [2021-11-21 01:42:19,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061644796] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:42:19,317 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:42:19,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:42:19,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939920089] [2021-11-21 01:42:19,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:42:19,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:42:19,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:42:19,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:42:19,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:42:19,320 INFO L87 Difference]: Start difference. First operand 24151 states and 35611 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:42:21,686 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:42:27,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:42:27,589 INFO L93 Difference]: Finished difference Result 24153 states and 35612 transitions. [2021-11-21 01:42:27,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:42:27,590 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-11-21 01:42:27,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:42:27,729 INFO L225 Difference]: With dead ends: 24153 [2021-11-21 01:42:27,729 INFO L226 Difference]: Without dead ends: 24150 [2021-11-21 01:42:27,747 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:42:27,756 INFO L933 BasicCegarLoop]: 9193 mSDtfsCounter, 10308 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 1123 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10308 SdHoareTripleChecker+Valid, 9194 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1123 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2021-11-21 01:42:27,760 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10308 Valid, 9194 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1123 Invalid, 1 Unknown, 0 Unchecked, 7.5s Time] [2021-11-21 01:42:27,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24150 states. [2021-11-21 01:42:29,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24150 to 24150. [2021-11-21 01:42:29,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24150 states, 15081 states have (on average 1.3497778661892448) internal successors, (20356), 15688 states have internal predecessors, (20356), 7261 states have call successors, (7261), 1810 states have call predecessors, (7261), 1807 states have return successors, (7992), 7105 states have call predecessors, (7992), 7223 states have call successors, (7992) [2021-11-21 01:42:29,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24150 states to 24150 states and 35609 transitions. [2021-11-21 01:42:29,604 INFO L78 Accepts]: Start accepts. Automaton has 24150 states and 35609 transitions. Word has length 12 [2021-11-21 01:42:29,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:42:29,604 INFO L470 AbstractCegarLoop]: Abstraction has 24150 states and 35609 transitions. [2021-11-21 01:42:29,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:42:29,607 INFO L276 IsEmpty]: Start isEmpty. Operand 24150 states and 35609 transitions. [2021-11-21 01:42:29,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 01:42:29,608 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:42:29,608 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:42:29,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 01:42:29,609 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:42:29,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:42:29,610 INFO L85 PathProgramCache]: Analyzing trace with hash 85579945, now seen corresponding path program 1 times [2021-11-21 01:42:29,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:42:29,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729937141] [2021-11-21 01:42:29,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:42:29,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:42:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:42:30,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:42:30,525 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:42:30,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729937141] [2021-11-21 01:42:30,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729937141] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:42:30,526 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:42:30,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:42:30,526 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513071006] [2021-11-21 01:42:30,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:42:30,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:42:30,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:42:30,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:42:30,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:42:30,529 INFO L87 Difference]: Start difference. First operand 24150 states and 35609 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:42:32,953 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:42:35,396 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:42:39,089 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:42:41,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:42:41,947 INFO L93 Difference]: Finished difference Result 24160 states and 35628 transitions. [2021-11-21 01:42:41,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:42:41,948 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-11-21 01:42:41,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:42:42,083 INFO L225 Difference]: With dead ends: 24160 [2021-11-21 01:42:42,084 INFO L226 Difference]: Without dead ends: 24156 [2021-11-21 01:42:42,105 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:42:42,106 INFO L933 BasicCegarLoop]: 9190 mSDtfsCounter, 10289 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 1130 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10296 SdHoareTripleChecker+Valid, 9198 SdHoareTripleChecker+Invalid, 1134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1130 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:42:42,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10296 Valid, 9198 Invalid, 1134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1130 Invalid, 2 Unknown, 0 Unchecked, 10.8s Time] [2021-11-21 01:42:42,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24156 states. [2021-11-21 01:42:43,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24156 to 24154. [2021-11-21 01:42:43,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24154 states, 15084 states have (on average 1.3495757093609122) internal successors, (20357), 15691 states have internal predecessors, (20357), 7259 states have call successors, (7259), 1811 states have call predecessors, (7259), 1810 states have return successors, (8006), 7105 states have call predecessors, (8006), 7223 states have call successors, (8006) [2021-11-21 01:42:44,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24154 states to 24154 states and 35622 transitions. [2021-11-21 01:42:44,029 INFO L78 Accepts]: Start accepts. Automaton has 24154 states and 35622 transitions. Word has length 13 [2021-11-21 01:42:44,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:42:44,030 INFO L470 AbstractCegarLoop]: Abstraction has 24154 states and 35622 transitions. [2021-11-21 01:42:44,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:42:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 24154 states and 35622 transitions. [2021-11-21 01:42:44,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 01:42:44,032 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:42:44,032 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:42:44,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 01:42:44,033 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:42:44,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:42:44,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1646038935, now seen corresponding path program 1 times [2021-11-21 01:42:44,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:42:44,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172232273] [2021-11-21 01:42:44,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:42:44,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:42:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:42:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:42:45,238 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:42:45,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172232273] [2021-11-21 01:42:45,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172232273] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:42:45,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:42:45,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:42:45,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002253901] [2021-11-21 01:42:45,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:42:45,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:42:45,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:42:45,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:42:45,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:42:45,241 INFO L87 Difference]: Start difference. First operand 24154 states and 35622 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:42:47,648 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:42:50,106 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:42:54,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:42:54,135 INFO L93 Difference]: Finished difference Result 24156 states and 35623 transitions. [2021-11-21 01:42:54,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:42:54,135 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2021-11-21 01:42:54,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:42:54,266 INFO L225 Difference]: With dead ends: 24156 [2021-11-21 01:42:54,266 INFO L226 Difference]: Without dead ends: 24153 [2021-11-21 01:42:54,282 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:42:54,283 INFO L933 BasicCegarLoop]: 9187 mSDtfsCounter, 10300 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 1123 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10300 SdHoareTripleChecker+Valid, 9188 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1123 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:42:54,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10300 Valid, 9188 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1123 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2021-11-21 01:42:54,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24153 states. [2021-11-21 01:42:55,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24153 to 24153. [2021-11-21 01:42:55,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24153 states, 15084 states have (on average 1.3495094139485548) internal successors, (20356), 15690 states have internal predecessors, (20356), 7258 states have call successors, (7258), 1811 states have call predecessors, (7258), 1810 states have return successors, (8006), 7105 states have call predecessors, (8006), 7223 states have call successors, (8006) [2021-11-21 01:42:56,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24153 states to 24153 states and 35620 transitions. [2021-11-21 01:42:56,053 INFO L78 Accepts]: Start accepts. Automaton has 24153 states and 35620 transitions. Word has length 14 [2021-11-21 01:42:56,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:42:56,054 INFO L470 AbstractCegarLoop]: Abstraction has 24153 states and 35620 transitions. [2021-11-21 01:42:56,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:42:56,054 INFO L276 IsEmpty]: Start isEmpty. Operand 24153 states and 35620 transitions. [2021-11-21 01:42:56,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 01:42:56,057 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:42:56,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:42:56,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 01:42:56,058 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:42:56,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:42:56,059 INFO L85 PathProgramCache]: Analyzing trace with hash 508355500, now seen corresponding path program 1 times [2021-11-21 01:42:56,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:42:56,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143985878] [2021-11-21 01:42:56,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:42:56,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:42:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:42:56,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:42:56,769 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:42:56,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143985878] [2021-11-21 01:42:56,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143985878] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:42:56,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:42:56,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:42:56,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713515964] [2021-11-21 01:42:56,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:42:56,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:42:56,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:42:56,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:42:56,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:42:56,771 INFO L87 Difference]: Start difference. First operand 24153 states and 35620 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:42:59,164 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:43:03,057 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:43:07,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:43:07,583 INFO L93 Difference]: Finished difference Result 24155 states and 35621 transitions. [2021-11-21 01:43:07,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:43:07,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2021-11-21 01:43:07,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:43:07,721 INFO L225 Difference]: With dead ends: 24155 [2021-11-21 01:43:07,721 INFO L226 Difference]: Without dead ends: 24152 [2021-11-21 01:43:07,745 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:43:07,746 INFO L933 BasicCegarLoop]: 9190 mSDtfsCounter, 10291 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 1123 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10298 SdHoareTripleChecker+Valid, 9191 SdHoareTripleChecker+Invalid, 1125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1123 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:43:07,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10298 Valid, 9191 Invalid, 1125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1123 Invalid, 2 Unknown, 0 Unchecked, 10.0s Time] [2021-11-21 01:43:07,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24152 states. [2021-11-21 01:43:09,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24152 to 24152. [2021-11-21 01:43:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24152 states, 15084 states have (on average 1.3494431185361973) internal successors, (20355), 15689 states have internal predecessors, (20355), 7257 states have call successors, (7257), 1811 states have call predecessors, (7257), 1810 states have return successors, (8006), 7105 states have call predecessors, (8006), 7223 states have call successors, (8006) [2021-11-21 01:43:09,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24152 states to 24152 states and 35618 transitions. [2021-11-21 01:43:09,571 INFO L78 Accepts]: Start accepts. Automaton has 24152 states and 35618 transitions. Word has length 15 [2021-11-21 01:43:09,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:43:09,572 INFO L470 AbstractCegarLoop]: Abstraction has 24152 states and 35618 transitions. [2021-11-21 01:43:09,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:43:09,572 INFO L276 IsEmpty]: Start isEmpty. Operand 24152 states and 35618 transitions. [2021-11-21 01:43:09,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 01:43:09,581 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:43:09,581 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:43:09,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-21 01:43:09,582 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:43:09,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:43:09,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1424888884, now seen corresponding path program 1 times [2021-11-21 01:43:09,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:43:09,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560155171] [2021-11-21 01:43:09,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:43:09,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:43:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:43:10,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:43:10,405 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:43:10,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560155171] [2021-11-21 01:43:10,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560155171] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:43:10,405 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:43:10,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:43:10,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735387100] [2021-11-21 01:43:10,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:43:10,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:43:10,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:43:10,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:43:10,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:43:10,409 INFO L87 Difference]: Start difference. First operand 24152 states and 35618 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:43:12,723 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:43:16,760 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:43:21,551 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:43:28,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:43:28,408 INFO L93 Difference]: Finished difference Result 71019 states and 113587 transitions. [2021-11-21 01:43:28,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:43:28,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2021-11-21 01:43:28,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:43:28,700 INFO L225 Difference]: With dead ends: 71019 [2021-11-21 01:43:28,700 INFO L226 Difference]: Without dead ends: 46871 [2021-11-21 01:43:28,900 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:43:28,901 INFO L933 BasicCegarLoop]: 13455 mSDtfsCounter, 9566 mSDsluCounter, 10546 mSDsCounter, 0 mSdLazyCounter, 2486 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9566 SdHoareTripleChecker+Valid, 22898 SdHoareTripleChecker+Invalid, 2496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2486 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:43:28,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9566 Valid, 22898 Invalid, 2496 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 2486 Invalid, 3 Unknown, 0 Unchecked, 16.0s Time] [2021-11-21 01:43:28,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46871 states. [2021-11-21 01:43:31,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46871 to 46781. [2021-11-21 01:43:31,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46781 states, 29314 states have (on average 1.3498328443747014) internal successors, (39569), 30507 states have internal predecessors, (39569), 13929 states have call successors, (13929), 3563 states have call predecessors, (13929), 3537 states have return successors, (19820), 13587 states have call predecessors, (19820), 13880 states have call successors, (19820) [2021-11-21 01:43:31,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46781 states to 46781 states and 73318 transitions. [2021-11-21 01:43:31,726 INFO L78 Accepts]: Start accepts. Automaton has 46781 states and 73318 transitions. Word has length 16 [2021-11-21 01:43:31,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:43:31,726 INFO L470 AbstractCegarLoop]: Abstraction has 46781 states and 73318 transitions. [2021-11-21 01:43:31,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:43:31,727 INFO L276 IsEmpty]: Start isEmpty. Operand 46781 states and 73318 transitions. [2021-11-21 01:43:31,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 01:43:31,728 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:43:31,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:43:31,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 01:43:31,728 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:43:31,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:43:31,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1225917777, now seen corresponding path program 1 times [2021-11-21 01:43:31,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:43:31,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204472614] [2021-11-21 01:43:31,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:43:31,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:43:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:43:32,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:43:32,389 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:43:32,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204472614] [2021-11-21 01:43:32,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204472614] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:43:32,390 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:43:32,390 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:43:32,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532099289] [2021-11-21 01:43:32,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:43:32,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:43:32,391 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:43:32,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:43:32,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:43:32,392 INFO L87 Difference]: Start difference. First operand 46781 states and 73318 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:43:34,655 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:43:37,124 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:43:39,501 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 01:43:49,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:43:49,097 INFO L93 Difference]: Finished difference Result 130380 states and 225751 transitions. [2021-11-21 01:43:49,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:43:49,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2021-11-21 01:43:49,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:43:49,892 INFO L225 Difference]: With dead ends: 130380 [2021-11-21 01:43:49,892 INFO L226 Difference]: Without dead ends: 83603 [2021-11-21 01:43:50,222 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:43:50,223 INFO L933 BasicCegarLoop]: 11346 mSDtfsCounter, 10581 mSDsluCounter, 6854 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10588 SdHoareTripleChecker+Valid, 17425 SdHoareTripleChecker+Invalid, 1974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1968 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:43:50,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10588 Valid, 17425 Invalid, 1974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1968 Invalid, 2 Unknown, 0 Unchecked, 13.1s Time] [2021-11-21 01:43:50,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83603 states. [2021-11-21 01:43:54,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83603 to 83494. [2021-11-21 01:43:54,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83494 states, 51942 states have (on average 1.3451157059797467) internal successors, (69868), 54181 states have internal predecessors, (69868), 24854 states have call successors, (24854), 6776 states have call predecessors, (24854), 6697 states have return successors, (41974), 24149 states have call predecessors, (41974), 24804 states have call successors, (41974) [2021-11-21 01:43:55,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83494 states to 83494 states and 136696 transitions. [2021-11-21 01:43:55,800 INFO L78 Accepts]: Start accepts. Automaton has 83494 states and 136696 transitions. Word has length 17 [2021-11-21 01:43:55,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:43:55,801 INFO L470 AbstractCegarLoop]: Abstraction has 83494 states and 136696 transitions. [2021-11-21 01:43:55,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:43:55,801 INFO L276 IsEmpty]: Start isEmpty. Operand 83494 states and 136696 transitions. [2021-11-21 01:43:55,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 01:43:55,802 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:43:55,802 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:43:55,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 01:43:55,803 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:43:55,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:43:55,803 INFO L85 PathProgramCache]: Analyzing trace with hash 647224111, now seen corresponding path program 1 times [2021-11-21 01:43:55,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:43:55,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918353783] [2021-11-21 01:43:55,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:43:55,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:43:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:43:56,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:43:56,504 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:43:56,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918353783] [2021-11-21 01:43:56,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918353783] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:43:56,504 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:43:56,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:43:56,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443171633] [2021-11-21 01:43:56,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:43:56,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:43:56,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:43:56,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:43:56,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:43:56,507 INFO L87 Difference]: Start difference. First operand 83494 states and 136696 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-21 01:43:58,811 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:44:02,269 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers []