./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V --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 95faaf1e35b42fbda708c8e0f82dd4ba523e3633241f340442cd02819aee0ccd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:56:07,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:56:07,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:56:07,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:56:07,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:56:07,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:56:07,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:56:07,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:56:07,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:56:07,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:56:07,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:56:07,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:56:07,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:56:07,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:56:07,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:56:07,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:56:07,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:56:07,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:56:07,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:56:07,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:56:07,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:56:07,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:56:07,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:56:07,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:56:07,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:56:07,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:56:07,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:56:07,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:56:07,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:56:07,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:56:07,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:56:07,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:56:07,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:56:07,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:56:07,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:56:07,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:56:07,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:56:07,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:56:07,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:56:07,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:56:07,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:56:07,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 01:56:07,889 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:56:07,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:56:07,890 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:56:07,891 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:56:07,892 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:56:07,892 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 01:56:07,893 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 01:56:07,893 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 01:56:07,893 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 01:56:07,893 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 01:56:07,895 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 01:56:07,895 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 01:56:07,895 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 01:56:07,896 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 01:56:07,896 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 01:56:07,896 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 01:56:07,897 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 01:56:07,897 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 01:56:07,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:56:07,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:56:07,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:56:07,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:56:07,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:56:07,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:56:07,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:56:07,900 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:56:07,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:56:07,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:56:07,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:56:07,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:56:07,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:56:07,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:56:07,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:56:07,902 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 01:56:07,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:56:07,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:56:07,903 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:56:07,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:56:07,904 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_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95faaf1e35b42fbda708c8e0f82dd4ba523e3633241f340442cd02819aee0ccd [2021-11-23 01:56:08,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:56:08,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:56:08,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:56:08,250 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:56:08,250 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:56:08,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i [2021-11-23 01:56:08,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/data/4dc56adbf/abe226989c21428e9c3726da38e232ab/FLAG9e1e59249 [2021-11-23 01:56:09,639 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:56:09,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i [2021-11-23 01:56:09,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/data/4dc56adbf/abe226989c21428e9c3726da38e232ab/FLAG9e1e59249 [2021-11-23 01:56:10,214 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/data/4dc56adbf/abe226989c21428e9c3726da38e232ab [2021-11-23 01:56:10,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:56:10,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:56:10,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:56:10,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:56:10,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:56:10,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:10,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb6a9b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:10, skipping insertion in model container [2021-11-23 01:56:10,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:56:10" (1/1) ... [2021-11-23 01:56:10,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:56:10,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:56:26,658 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_acf2c657-4539-4249-9a08-d5dec4b161c4/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i[1050041,1050054] [2021-11-23 01:56:27,146 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 01:56:27,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:56:27,337 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:56:28,637 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_acf2c657-4539-4249-9a08-d5dec4b161c4/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i[1050041,1050054] [2021-11-23 01:56:28,653 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 01:56:28,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:56:29,799 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:56:29,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29 WrapperNode [2021-11-23 01:56:29,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:56:29,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:56:29,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:56:29,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:56:29,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:30,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:31,083 INFO L137 Inliner]: procedures = 1271, calls = 15175, calls flagged for inlining = 467, calls inlined = 279, statements flattened = 19997 [2021-11-23 01:56:31,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:56:31,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:56:31,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:56:31,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:56:31,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:31,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:31,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:31,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:32,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:32,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:32,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:32,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:56:32,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:56:32,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:56:32,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:56:32,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (1/1) ... [2021-11-23 01:56:32,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:56:32,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 01:56:32,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 01:56:32,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf2c657-4539-4249-9a08-d5dec4b161c4/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 01:56:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 01:56:32,876 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 01:56:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-23 01:56:32,876 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-23 01:56:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___3 [2021-11-23 01:56:32,877 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___3 [2021-11-23 01:56:32,877 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___4 [2021-11-23 01:56:32,877 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___4 [2021-11-23 01:56:32,877 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_suspended [2021-11-23 01:56:32,877 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_suspended [2021-11-23 01:56:32,877 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_urb_for_dma [2021-11-23 01:56:32,877 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_urb_for_dma [2021-11-23 01:56:32,877 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2021-11-23 01:56:32,878 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2021-11-23 01:56:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_dev [2021-11-23 01:56:32,878 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_dev [2021-11-23 01:56:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-23 01:56:32,878 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-23 01:56:32,878 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_endpoint [2021-11-23 01:56:32,878 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_endpoint [2021-11-23 01:56:32,879 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put [2021-11-23 01:56:32,879 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put [2021-11-23 01:56:32,879 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async [2021-11-23 01:56:32,879 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async [2021-11-23 01:56:32,879 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-23 01:56:32,879 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-23 01:56:32,879 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_state [2021-11-23 01:56:32,879 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_state [2021-11-23 01:56:32,880 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2021-11-23 01:56:32,880 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2021-11-23 01:56:32,880 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_to_struct_hub [2021-11-23 01:56:32,880 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_to_struct_hub [2021-11-23 01:56:32,880 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2021-11-23 01:56:32,880 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2021-11-23 01:56:32,880 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_initiated_lpm [2021-11-23 01:56:32,880 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_initiated_lpm [2021-11-23 01:56:32,881 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_all_async [2021-11-23 01:56:32,881 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_all_async [2021-11-23 01:56:32,881 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_resume [2021-11-23 01:56:32,881 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_resume [2021-11-23 01:56:32,881 INFO L130 BoogieDeclarations]: Found specification of procedure hub_usb3_port_disable [2021-11-23 01:56:32,881 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_usb3_port_disable [2021-11-23 01:56:32,881 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-11-23 01:56:32,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-11-23 01:56:32,882 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-23 01:56:32,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-23 01:56:32,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-23 01:56:32,882 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-23 01:56:32,882 INFO L130 BoogieDeclarations]: Found specification of procedure usb_destroy_configuration [2021-11-23 01:56:32,882 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_destroy_configuration [2021-11-23 01:56:32,882 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-23 01:56:32,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-23 01:56:32,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 01:56:32,883 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 01:56:32,883 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync_autosuspend [2021-11-23 01:56:32,883 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync_autosuspend [2021-11-23 01:56:32,883 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 01:56:32,883 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 01:56:32,883 INFO L130 BoogieDeclarations]: Found specification of procedure hub_disconnect [2021-11-23 01:56:32,884 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_disconnect [2021-11-23 01:56:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-11-23 01:56:32,884 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-11-23 01:56:32,884 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 01:56:32,885 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 01:56:32,886 INFO L130 BoogieDeclarations]: Found specification of procedure hub_hub_status [2021-11-23 01:56:32,886 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_hub_status [2021-11-23 01:56:32,886 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_power_on [2021-11-23 01:56:32,886 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_power_on [2021-11-23 01:56:32,886 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_link [2021-11-23 01:56:32,886 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_link [2021-11-23 01:56:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2021-11-23 01:56:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2021-11-23 01:56:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure add_device_randomness [2021-11-23 01:56:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure add_device_randomness [2021-11-23 01:56:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_link_state [2021-11-23 01:56:32,888 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_link_state [2021-11-23 01:56:32,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_enable_lpm [2021-11-23 01:56:32,888 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_enable_lpm [2021-11-23 01:56:32,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_bandwidth_mutex_of_usb_hcd [2021-11-23 01:56:32,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_bandwidth_mutex_of_usb_hcd [2021-11-23 01:56:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:56:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_pel [2021-11-23 01:56:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_pel [2021-11-23 01:56:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-23 01:56:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-23 01:56:32,890 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_autosuspend_delay [2021-11-23 01:56:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_autosuspend_delay [2021-11-23 01:56:32,904 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 01:56:32,904 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_bulk_urbs [2021-11-23 01:56:32,905 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_bulk_urbs [2021-11-23 01:56:32,905 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-23 01:56:32,905 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-23 01:56:32,905 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_logical_disconnect [2021-11-23 01:56:32,905 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_logical_disconnect [2021-11-23 01:56:32,906 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 01:56:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 01:56:32,906 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_flush_endpoint [2021-11-23 01:56:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_flush_endpoint [2021-11-23 01:56:32,906 INFO L130 BoogieDeclarations]: Found specification of procedure get_port_status [2021-11-23 01:56:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure get_port_status [2021-11-23 01:56:32,907 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page___1 [2021-11-23 01:56:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page___1 [2021-11-23 01:56:32,907 INFO L130 BoogieDeclarations]: Found specification of procedure bus_find_device [2021-11-23 01:56:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_find_device [2021-11-23 01:56:32,907 INFO L130 BoogieDeclarations]: Found specification of procedure driver_suspend [2021-11-23 01:56:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_suspend [2021-11-23 01:56:32,908 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_poll [2021-11-23 01:56:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_poll [2021-11-23 01:56:32,908 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2021-11-23 01:56:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2021-11-23 01:56:32,908 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_noidle [2021-11-23 01:56:32,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_noidle [2021-11-23 01:56:32,909 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 01:56:32,909 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 01:56:32,909 INFO L130 BoogieDeclarations]: Found specification of procedure hub_irq [2021-11-23 01:56:32,909 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_irq [2021-11-23 01:56:32,910 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_suspend [2021-11-23 01:56:32,910 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_suspend [2021-11-23 01:56:32,910 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 01:56:32,910 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 01:56:32,910 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_device_descriptor [2021-11-23 01:56:32,911 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_device_descriptor [2021-11-23 01:56:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure hub_quiesce [2021-11-23 01:56:32,911 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_quiesce [2021-11-23 01:56:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_alt_setting [2021-11-23 01:56:32,911 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_alt_setting [2021-11-23 01:56:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb [2021-11-23 01:56:32,912 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb [2021-11-23 01:56:32,912 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 01:56:32,912 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 01:56:32,912 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-23 01:56:32,912 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-23 01:56:32,912 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2021-11-23 01:56:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2021-11-23 01:56:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___3 [2021-11-23 01:56:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___3 [2021-11-23 01:56:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___4 [2021-11-23 01:56:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___4 [2021-11-23 01:56:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_resume [2021-11-23 01:56:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_resume [2021-11-23 01:56:32,914 INFO L130 BoogieDeclarations]: Found specification of procedure async_getcompleted [2021-11-23 01:56:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure async_getcompleted [2021-11-23 01:56:32,914 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_reset_endpoint [2021-11-23 01:56:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_reset_endpoint [2021-11-23 01:56:32,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-23 01:56:32,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-23 01:56:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:56:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_complete [2021-11-23 01:56:32,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_complete [2021-11-23 01:56:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_connect_change [2021-11-23 01:56:32,915 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_connect_change [2021-11-23 01:56:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_queue_reset_device [2021-11-23 01:56:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_queue_reset_device [2021-11-23 01:56:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-23 01:56:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-23 01:56:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___1 [2021-11-23 01:56:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___1 [2021-11-23 01:56:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_usb2_hardware_lpm [2021-11-23 01:56:32,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_usb2_hardware_lpm [2021-11-23 01:56:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_interface [2021-11-23 01:56:32,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_interface [2021-11-23 01:56:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_alloc [2021-11-23 01:56:32,918 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_alloc [2021-11-23 01:56:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure rh_urb_enqueue [2021-11-23 01:56:32,918 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_urb_enqueue [2021-11-23 01:56:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-11-23 01:56:32,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-11-23 01:56:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure hub_free_dev [2021-11-23 01:56:32,919 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_free_dev [2021-11-23 01:56:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure clear_hub_feature [2021-11-23 01:56:32,919 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_hub_feature [2021-11-23 01:56:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 01:56:32,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 01:56:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_is_owned [2021-11-23 01:56:32,920 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_is_owned [2021-11-23 01:56:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-23 01:56:32,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-23 01:56:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-11-23 01:56:32,920 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-11-23 01:56:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_status_mutex_of_usb_hub [2021-11-23 01:56:32,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_status_mutex_of_usb_hub [2021-11-23 01:56:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend [2021-11-23 01:56:32,921 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend [2021-11-23 01:56:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_find_child [2021-11-23 01:56:32,921 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_find_child [2021-11-23 01:56:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure release_devnum [2021-11-23 01:56:32,936 INFO L138 BoogieDeclarations]: Found implementation of procedure release_devnum [2021-11-23 01:56:32,936 INFO L130 BoogieDeclarations]: Found specification of procedure snoop_urb [2021-11-23 01:56:32,937 INFO L138 BoogieDeclarations]: Found implementation of procedure snoop_urb [2021-11-23 01:56:32,937 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock [2021-11-23 01:56:32,937 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock [2021-11-23 01:56:32,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:56:32,937 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autoresume_device [2021-11-23 01:56:32,938 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autoresume_device [2021-11-23 01:56:32,938 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-23 01:56:32,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-23 01:56:32,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:56:32,938 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_interface [2021-11-23 01:56:32,938 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_interface [2021-11-23 01:56:32,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:56:32,939 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 01:56:32,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2021-11-23 01:56:32,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2021-11-23 01:56:32,939 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 01:56:32,939 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 01:56:32,940 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 01:56:32,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 01:56:32,940 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_ep_devs [2021-11-23 01:56:32,940 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_ep_devs [2021-11-23 01:56:32,940 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_led [2021-11-23 01:56:32,940 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_led [2021-11-23 01:56:32,941 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 01:56:32,941 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 01:56:32,941 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 01:56:32,941 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 01:56:32,941 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-11-23 01:56:32,941 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-11-23 01:56:32,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_suspend [2021-11-23 01:56:32,942 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_suspend [2021-11-23 01:56:32,942 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_port_link_state [2021-11-23 01:56:32,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_port_link_state [2021-11-23 01:56:32,942 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 01:56:32,942 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 01:56:32,943 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_device [2021-11-23 01:56:32,943 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_device [2021-11-23 01:56:32,943 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend_noirq [2021-11-23 01:56:32,943 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend_noirq [2021-11-23 01:56:32,943 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-11-23 01:56:32,943 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-11-23 01:56:32,944 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_langid [2021-11-23 01:56:32,944 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_langid [2021-11-23 01:56:32,944 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_suspend [2021-11-23 01:56:32,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_suspend [2021-11-23 01:56:32,944 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 01:56:32,944 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 01:56:32,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_interface [2021-11-23 01:56:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_interface [2021-11-23 01:56:32,945 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2021-11-23 01:56:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2021-11-23 01:56:32,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2021-11-23 01:56:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2021-11-23 01:56:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 01:56:32,946 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 01:56:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:56:32,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:56:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id_intf [2021-11-23 01:56:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id_intf [2021-11-23 01:56:32,947 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_link [2021-11-23 01:56:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_link [2021-11-23 01:56:32,947 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 01:56:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 01:56:32,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:56:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_freeze [2021-11-23 01:56:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_freeze [2021-11-23 01:56:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-23 01:56:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-23 01:56:32,948 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-23 01:56:32,948 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-23 01:56:32,949 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_is_primary_hcd [2021-11-23 01:56:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_is_primary_hcd [2021-11-23 01:56:32,949 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_supports_ltm [2021-11-23 01:56:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_supports_ltm [2021-11-23 01:56:32,949 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 01:56:32,949 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 01:56:32,950 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_suspended [2021-11-23 01:56:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_suspended [2021-11-23 01:56:32,950 INFO L130 BoogieDeclarations]: Found specification of procedure hub_thread [2021-11-23 01:56:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_thread [2021-11-23 01:56:32,950 INFO L130 BoogieDeclarations]: Found specification of procedure hub_pre_reset [2021-11-23 01:56:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_pre_reset [2021-11-23 01:56:32,951 INFO L130 BoogieDeclarations]: Found specification of procedure usb_start_wait_urb [2021-11-23 01:56:32,951 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_start_wait_urb [2021-11-23 01:56:32,951 INFO L130 BoogieDeclarations]: Found specification of procedure device_register [2021-11-23 01:56:32,951 INFO L138 BoogieDeclarations]: Found implementation of procedure device_register [2021-11-23 01:56:32,951 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-11-23 01:56:32,951 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-11-23 01:56:32,952 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-23 01:56:32,952 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-23 01:56:32,952 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_reset [2021-11-23 01:56:32,952 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_reset [2021-11-23 01:56:32,952 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rebind_intf [2021-11-23 01:56:32,952 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rebind_intf [2021-11-23 01:56:32,953 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 01:56:32,953 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 01:56:32,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 01:56:32,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 01:56:32,953 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_both [2021-11-23 01:56:32,953 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_both [2021-11-23 01:56:32,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:56:32,954 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:56:32,954 INFO L130 BoogieDeclarations]: Found specification of procedure hub_events [2021-11-23 01:56:32,954 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_events [2021-11-23 01:56:32,954 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_debounce_be_connected [2021-11-23 01:56:32,954 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_debounce_be_connected [2021-11-23 01:56:32,955 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_device [2021-11-23 01:56:32,955 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_device [2021-11-23 01:56:32,955 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_port_feature [2021-11-23 01:56:32,955 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_port_feature [2021-11-23 01:56:32,955 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-11-23 01:56:32,955 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-11-23 01:56:32,956 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 01:56:32,956 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 01:56:32,956 INFO L130 BoogieDeclarations]: Found specification of procedure blocking_notifier_call_chain [2021-11-23 01:56:32,956 INFO L138 BoogieDeclarations]: Found implementation of procedure blocking_notifier_call_chain [2021-11-23 01:56:32,956 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-23 01:56:32,956 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-23 01:56:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2021-11-23 01:56:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2021-11-23 01:56:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_finish_reset [2021-11-23 01:56:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_finish_reset [2021-11-23 01:56:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-23 01:56:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-23 01:56:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:56:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 01:56:32,958 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 01:56:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2021-11-23 01:56:32,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2021-11-23 01:56:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_alloc_coherent [2021-11-23 01:56:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_alloc_coherent [2021-11-23 01:56:32,959 INFO L130 BoogieDeclarations]: Found specification of procedure check_highspeed [2021-11-23 01:56:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure check_highspeed [2021-11-23 01:56:32,959 INFO L130 BoogieDeclarations]: Found specification of procedure recursively_mark_NOTATTACHED [2021-11-23 01:56:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure recursively_mark_NOTATTACHED [2021-11-23 01:56:32,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:56:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_noresume [2021-11-23 01:56:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_noresume [2021-11-23 01:56:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-23 01:56:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-23 01:56:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 01:56:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 01:56:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_debounce_be_stable [2021-11-23 01:56:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_debounce_be_stable [2021-11-23 01:56:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure plural [2021-11-23 01:56:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure plural [2021-11-23 01:56:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_poweroff [2021-11-23 01:56:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_poweroff [2021-11-23 01:56:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure usb_req_set_sel [2021-11-23 01:56:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_req_set_sel [2021-11-23 01:56:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_sysfs_intf_files [2021-11-23 01:56:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_sysfs_intf_files [2021-11-23 01:56:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_interface [2021-11-23 01:56:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_interface [2021-11-23 01:56:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_hub_port_acpi_handle [2021-11-23 01:56:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_hub_port_acpi_handle [2021-11-23 01:56:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_suspend [2021-11-23 01:56:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_suspend [2021-11-23 01:56:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 01:56:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 01:56:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 01:56:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 01:56:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-23 01:56:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-23 01:56:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cancel_queued_reset [2021-11-23 01:56:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cancel_queued_reset [2021-11-23 01:56:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 01:56:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 01:56:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_status_mutex_of_usb_hub [2021-11-23 01:56:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_status_mutex_of_usb_hub [2021-11-23 01:56:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_dynamic_id [2021-11-23 01:56:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_dynamic_id [2021-11-23 01:56:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_free_coherent [2021-11-23 01:56:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_free_coherent [2021-11-23 01:56:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 01:56:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 01:56:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-23 01:56:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-23 01:56:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 01:56:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 01:56:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_hub_port_connect_type [2021-11-23 01:56:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_hub_port_connect_type [2021-11-23 01:56:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure usb_forced_unbind_intf [2021-11-23 01:56:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_forced_unbind_intf [2021-11-23 01:56:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync [2021-11-23 01:56:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync [2021-11-23 01:56:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-23 01:56:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-23 01:56:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 01:56:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 01:56:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_pre_add [2021-11-23 01:56:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_pre_add [2021-11-23 01:56:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep0_reinit [2021-11-23 01:56:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep0_reinit [2021-11-23 01:56:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-11-23 01:56:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-11-23 01:56:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_set_status [2021-11-23 01:56:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_set_status [2021-11-23 01:56:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid_nr [2021-11-23 01:56:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid_nr [2021-11-23 01:56:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_bos_descriptor [2021-11-23 01:56:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_bos_descriptor [2021-11-23 01:56:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-11-23 01:56:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-11-23 01:56:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_ep_devs [2021-11-23 01:56:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_ep_devs [2021-11-23 01:56:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-23 01:56:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-23 01:56:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:56:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2021-11-23 01:56:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2021-11-23 01:56:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-11-23 01:56:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-11-23 01:56:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 01:56:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 01:56:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 01:56:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 01:56:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure put_cred [2021-11-23 01:56:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure put_cred [2021-11-23 01:56:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_idle [2021-11-23 01:56:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_idle [2021-11-23 01:56:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_descriptor [2021-11-23 01:56:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_descriptor [2021-11-23 01:56:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_complete [2021-11-23 01:56:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_complete [2021-11-23 01:56:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure dev_driver_string [2021-11-23 01:56:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_driver_string [2021-11-23 01:56:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-23 01:56:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-23 01:56:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2021-11-23 01:56:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2021-11-23 01:56:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_if_uevent [2021-11-23 01:56:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_if_uevent [2021-11-23 01:56:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2021-11-23 01:56:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2021-11-23 01:56:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-11-23 01:56:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-11-23 01:56:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-11-23 01:56:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-11-23 01:56:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_timeout [2021-11-23 01:56:32,977 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_timeout [2021-11-23 01:56:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 01:56:32,977 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 01:56:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_endpoint [2021-11-23 01:56:32,977 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_endpoint [2021-11-23 01:56:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 01:56:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 01:56:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_disable_lpm [2021-11-23 01:56:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_disable_lpm [2021-11-23 01:56:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure usb_urb_dir_in [2021-11-23 01:56:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_urb_dir_in [2021-11-23 01:56:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-23 01:56:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-23 01:56:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure show_string [2021-11-23 01:56:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure show_string [2021-11-23 01:56:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-23 01:56:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-23 01:56:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure kill_pid_info_as_cred [2021-11-23 01:56:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_pid_info_as_cred [2021-11-23 01:56:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 01:56:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 01:56:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_descriptor [2021-11-23 01:56:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_descriptor [2021-11-23 01:56:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2021-11-23 01:56:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2021-11-23 01:56:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enable [2021-11-23 01:56:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enable [2021-11-23 01:56:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2021-11-23 01:56:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2021-11-23 01:56:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 01:56:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 01:56:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 01:56:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 01:56:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_wait_reset [2021-11-23 01:56:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_wait_reset [2021-11-23 01:56:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure autosuspend_check [2021-11-23 01:56:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure autosuspend_check [2021-11-23 01:56:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2021-11-23 01:56:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2021-11-23 01:56:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_internal_control_msg [2021-11-23 01:56:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_internal_control_msg [2021-11-23 01:56:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure generic_suspend [2021-11-23 01:56:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_suspend [2021-11-23 01:56:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_status [2021-11-23 01:56:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_status [2021-11-23 01:56:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-11-23 01:56:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-11-23 01:56:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2021-11-23 01:56:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2021-11-23 01:56:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 01:56:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 01:56:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_pm_drivers_interfaces [2021-11-23 01:56:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_pm_drivers_interfaces [2021-11-23 01:56:32,985 INFO L130 BoogieDeclarations]: Found specification of procedure hub_suspend [2021-11-23 01:56:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_suspend [2021-11-23 01:56:32,985 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 01:56:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 01:56:32,985 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt___1 [2021-11-23 01:56:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt___1 [2021-11-23 01:56:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 01:56:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 01:56:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enumerate_device [2021-11-23 01:56:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enumerate_device [2021-11-23 01:56:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid [2021-11-23 01:56:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid [2021-11-23 01:56:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure check_port_resume_type [2021-11-23 01:56:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure check_port_resume_type [2021-11-23 01:56:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_hub_port_connect_type [2021-11-23 01:56:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_hub_port_connect_type [2021-11-23 01:56:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_resume [2021-11-23 01:56:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_resume [2021-11-23 01:56:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_mel [2021-11-23 01:56:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_mel [2021-11-23 01:56:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure hub_configure [2021-11-23 01:56:32,988 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_configure [2021-11-23 01:56:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 01:56:32,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 01:56:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device [2021-11-23 01:56:32,988 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device [2021-11-23 01:56:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_resume [2021-11-23 01:56:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_resume [2021-11-23 01:56:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_prepare_to_sleep [2021-11-23 01:56:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_prepare_to_sleep [2021-11-23 01:56:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure pm_generic_runtime_idle [2021-11-23 01:56:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2021-11-23 01:56:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2021-11-23 01:56:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure for_each_companion [2021-11-23 01:56:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure for_each_companion [2021-11-23 01:56:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_free [2021-11-23 01:56:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_free [2021-11-23 01:56:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 01:56:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 01:56:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unmap_urb_for_dma [2021-11-23 01:56:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unmap_urb_for_dma [2021-11-23 01:56:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure generic_disconnect [2021-11-23 01:56:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_disconnect [2021-11-23 01:56:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-11-23 01:56:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-11-23 01:56:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:56:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure hub_clear_tt_buffer [2021-11-23 01:56:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_clear_tt_buffer [2021-11-23 01:56:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure create_intf_ep_devs [2021-11-23 01:56:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure create_intf_ep_devs [2021-11-23 01:56:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_prepare [2021-11-23 01:56:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_prepare [2021-11-23 01:56:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure descriptors_changed [2021-11-23 01:56:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure descriptors_changed [2021-11-23 01:56:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-23 01:56:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-23 01:56:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 01:56:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 01:56:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure hub_tt_work [2021-11-23 01:56:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_tt_work [2021-11-23 01:56:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2021-11-23 01:56:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 01:56:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 01:56:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_interface [2021-11-23 01:56:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_interface [2021-11-23 01:56:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 01:56:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 01:56:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_open [2021-11-23 01:56:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_open [2021-11-23 01:56:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 01:56:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure free_async [2021-11-23 01:56:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure free_async [2021-11-23 01:56:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure check_ports_changed [2021-11-23 01:56:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure check_ports_changed [2021-11-23 01:56:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 01:56:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 01:56:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 01:56:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 01:56:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 01:56:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 01:56:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure hub_handle_remote_wakeup [2021-11-23 01:56:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_handle_remote_wakeup [2021-11-23 01:56:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure warn_level [2021-11-23 01:56:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_level [2021-11-23 01:56:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:56:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure hub_reset_resume [2021-11-23 01:56:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_reset_resume [2021-11-23 01:56:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_interface [2021-11-23 01:56:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_interface [2021-11-23 01:56:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-23 01:56:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-23 01:56:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_interface [2021-11-23 01:56:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_interface [2021-11-23 01:56:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-11-23 01:56:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-11-23 01:56:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-23 01:56:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-23 01:56:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_device [2021-11-23 01:56:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_device [2021-11-23 01:56:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-23 01:56:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-23 01:56:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 01:56:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 01:56:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cache_string [2021-11-23 01:56:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cache_string [2021-11-23 01:56:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 01:56:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 01:56:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_restore [2021-11-23 01:56:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_restore [2021-11-23 01:56:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure generic_probe [2021-11-23 01:56:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_probe [2021-11-23 01:56:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure led_work [2021-11-23 01:56:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure led_work [2021-11-23 01:56:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_interface [2021-11-23 01:56:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_interface [2021-11-23 01:56:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_creds [2021-11-23 01:56:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_creds [2021-11-23 01:56:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rh_urb_dequeue [2021-11-23 01:56:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rh_urb_dequeue [2021-11-23 01:56:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 01:56:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 01:56:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usbfs_mutex [2021-11-23 01:56:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usbfs_mutex [2021-11-23 01:56:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure usb_uevent [2021-11-23 01:56:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_uevent [2021-11-23 01:56:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-11-23 01:56:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-11-23 01:56:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_warm_reset_required [2021-11-23 01:56:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_warm_reset_required [2021-11-23 01:56:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2021-11-23 01:56:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2021-11-23 01:56:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 01:56:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 01:56:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async_on_interface [2021-11-23 01:56:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async_on_interface [2021-11-23 01:56:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_post_add [2021-11-23 01:56:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_post_add [2021-11-23 01:56:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2021-11-23 01:56:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2021-11-23 01:56:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure async_completed [2021-11-23 01:56:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure async_completed [2021-11-23 01:56:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure security_task_getsecid [2021-11-23 01:56:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure security_task_getsecid [2021-11-23 01:56:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_set_port_power [2021-11-23 01:56:33,007 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_set_port_power [2021-11-23 01:56:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_sysfs_intf_files [2021-11-23 01:56:33,007 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_sysfs_intf_files [2021-11-23 01:56:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure get_cred [2021-11-23 01:56:33,007 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cred [2021-11-23 01:56:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_autosuspend [2021-11-23 01:56:33,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_autosuspend [2021-11-23 01:56:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume_noirq [2021-11-23 01:56:33,008 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume_noirq [2021-11-23 01:56:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_runtime_resume [2021-11-23 01:56:33,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_runtime_resume [2021-11-23 01:56:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume [2021-11-23 01:56:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume [2021-11-23 01:56:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_bandwidth_mutex_of_usb_hcd [2021-11-23 01:56:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_bandwidth_mutex_of_usb_hcd [2021-11-23 01:56:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autosuspend_device [2021-11-23 01:56:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autosuspend_device [2021-11-23 01:56:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure driver_set_config_work [2021-11-23 01:56:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_set_config_work [2021-11-23 01:56:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-11-23 01:56:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-11-23 01:56:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-23 01:56:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-23 01:56:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_release [2021-11-23 01:56:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_release [2021-11-23 01:56:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-11-23 01:56:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-11-23 01:56:33,011 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2021-11-23 01:56:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2021-11-23 01:56:33,011 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_dev [2021-11-23 01:56:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_dev [2021-11-23 01:56:33,011 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func2 [2021-11-23 01:56:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func2 [2021-11-23 01:56:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func3 [2021-11-23 01:56:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func3 [2021-11-23 01:56:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 01:56:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 01:56:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 01:56:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 01:56:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_both [2021-11-23 01:56:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_both [2021-11-23 01:56:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2021-11-23 01:56:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2021-11-23 01:56:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure pm_suspend_ignore_children [2021-11-23 01:56:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_suspend_ignore_children [2021-11-23 01:56:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure hub_probe [2021-11-23 01:56:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_probe [2021-11-23 01:56:33,014 INFO L130 BoogieDeclarations]: Found specification of procedure hub_resume [2021-11-23 01:56:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_resume [2021-11-23 01:56:33,014 INFO L130 BoogieDeclarations]: Found specification of procedure usbfs_decrease_memory_usage [2021-11-23 01:56:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure usbfs_decrease_memory_usage [2021-11-23 01:56:33,014 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-23 01:56:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-23 01:56:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-23 01:56:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-23 01:56:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure is_root_hub [2021-11-23 01:56:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure is_root_hub [2021-11-23 01:56:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure hub_post_reset [2021-11-23 01:56:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_post_reset [2021-11-23 01:56:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_link_state [2021-11-23 01:56:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_link_state [2021-11-23 01:56:33,016 INFO L130 BoogieDeclarations]: Found specification of procedure usb_open [2021-11-23 01:56:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_open [2021-11-23 01:56:33,016 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 01:56:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 01:56:33,016 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_function_remotewakeup [2021-11-23 01:56:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_function_remotewakeup [2021-11-23 01:56:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-23 01:56:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-23 01:56:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 01:56:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 01:56:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_thaw [2021-11-23 01:56:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_thaw [2021-11-23 01:56:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure dev_pm_qos_flags [2021-11-23 01:56:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_pm_qos_flags [2021-11-23 01:56:33,018 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 01:56:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 01:56:33,018 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-23 01:56:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-23 01:56:33,018 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_init [2021-11-23 01:56:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_init [2021-11-23 01:56:33,019 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2021-11-23 01:56:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2021-11-23 01:56:33,019 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kick_khubd [2021-11-23 01:56:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kick_khubd [2021-11-23 01:56:33,019 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_superspeed [2021-11-23 01:56:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_superspeed [2021-11-23 01:56:33,020 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-23 01:56:33,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 01:56:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 01:56:33,020 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-23 01:56:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-23 01:56:33,020 INFO L130 BoogieDeclarations]: Found specification of procedure rh_call_control [2021-11-23 01:56:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_call_control [2021-11-23 01:56:33,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 01:56:33,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_configuration [2021-11-23 01:56:33,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_configuration [2021-11-23 01:56:33,021 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-23 01:56:33,021 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-23 01:56:33,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_configuration [2021-11-23 01:56:33,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_configuration [2021-11-23 01:56:33,022 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-23 01:56:33,022 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-23 01:56:33,022 INFO L130 BoogieDeclarations]: Found specification of procedure releaseintf [2021-11-23 01:56:33,022 INFO L138 BoogieDeclarations]: Found implementation of procedure releaseintf [2021-11-23 01:56:33,022 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_detect_quirks [2021-11-23 01:56:33,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_detect_quirks [2021-11-23 01:56:33,022 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_device_release [2021-11-23 01:56:33,023 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_device_release [2021-11-23 01:56:33,023 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_ltm [2021-11-23 01:56:33,023 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_ltm [2021-11-23 01:56:33,023 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 01:56:33,023 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 01:56:33,023 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_uevent [2021-11-23 01:56:33,023 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_uevent [2021-11-23 01:56:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure hub_power_on [2021-11-23 01:56:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_power_on [2021-11-23 01:56:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_runtime_suspend [2021-11-23 01:56:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_runtime_suspend [2021-11-23 01:56:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-23 01:56:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-23 01:56:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_adjust_deviceremovable [2021-11-23 01:56:33,025 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_adjust_deviceremovable [2021-11-23 01:56:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_and_verify_device [2021-11-23 01:56:33,025 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_and_verify_device [2021-11-23 01:56:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_string [2021-11-23 01:56:33,025 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_string [2021-11-23 01:56:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_debounce [2021-11-23 01:56:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_debounce [2021-11-23 01:56:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_resume [2021-11-23 01:56:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_resume [2021-11-23 01:56:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume [2021-11-23 01:56:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume [2021-11-23 01:56:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2021-11-23 01:56:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2021-11-23 01:56:33,027 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_poll [2021-11-23 01:56:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_poll [2021-11-23 01:56:33,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_no_suspend [2021-11-23 01:56:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_no_suspend [2021-11-23 01:56:33,027 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 01:56:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 01:56:33,028 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2021-11-23 01:56:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2021-11-23 01:56:33,028 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2021-11-23 01:56:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2021-11-23 01:56:33,028 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2021-11-23 01:56:33,028 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2021-11-23 01:56:33,029 INFO L130 BoogieDeclarations]: Found specification of procedure connected [2021-11-23 01:56:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure connected [2021-11-23 01:56:33,029 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_device [2021-11-23 01:56:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_device [2021-11-23 01:56:33,029 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_alloc_bandwidth [2021-11-23 01:56:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_alloc_bandwidth [2021-11-23 01:56:33,029 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2021-11-23 01:56:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2021-11-23 01:56:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_ltm [2021-11-23 01:56:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_ltm [2021-11-23 01:56:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure generic_resume [2021-11-23 01:56:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_resume [2021-11-23 01:56:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 01:56:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 01:56:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure kick_khubd [2021-11-23 01:56:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_khubd [2021-11-23 01:56:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_submit_urb [2021-11-23 01:56:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_submit_urb [2021-11-23 01:56:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2021-11-23 01:56:33,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2021-11-23 01:56:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-11-23 01:56:33,032 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-11-23 01:56:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-23 01:56:33,032 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-23 01:56:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-11-23 01:56:33,032 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-11-23 01:56:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-11-23 01:56:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-11-23 01:56:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-11-23 01:56:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-11-23 01:56:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_get_child [2021-11-23 01:56:33,033 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_get_child [2021-11-23 01:56:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure get_pid [2021-11-23 01:56:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pid [2021-11-23 01:56:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 01:56:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 01:56:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-23 01:56:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-23 01:56:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-11-23 01:56:33,035 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-11-23 01:56:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 01:56:33,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 01:56:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_device [2021-11-23 01:56:33,035 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_device [2021-11-23 01:56:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2021-11-23 01:56:33,035 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2021-11-23 01:56:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_lpm [2021-11-23 01:56:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_lpm [2021-11-23 01:56:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 01:56:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 01:56:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_resume [2021-11-23 01:56:33,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_resume [2021-11-23 01:56:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:56:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure driver_disconnect [2021-11-23 01:56:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_disconnect [2021-11-23 01:56:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2021-11-23 01:56:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2021-11-23 01:56:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usbfs_mutex [2021-11-23 01:56:33,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usbfs_mutex [2021-11-23 01:56:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure driver_resume [2021-11-23 01:56:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_resume [2021-11-23 01:56:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-11-23 01:56:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-11-23 01:56:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure remove_intf_ep_devs [2021-11-23 01:56:33,038 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_intf_ep_devs [2021-11-23 01:56:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_disable [2021-11-23 01:56:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_disable [2021-11-23 01:56:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2021-11-23 01:56:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2021-11-23 01:56:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-11-23 01:56:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-11-23 01:56:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 01:56:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 01:56:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string_sub [2021-11-23 01:56:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string_sub [2021-11-23 01:56:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_match [2021-11-23 01:56:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_match [2021-11-23 01:56:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_lpm [2021-11-23 01:56:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_lpm [2021-11-23 01:56:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_restore [2021-11-23 01:56:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_restore [2021-11-23 01:56:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2021-11-23 01:56:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2021-11-23 01:56:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure update_devnum [2021-11-23 01:56:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure update_devnum [2021-11-23 01:56:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_wusb [2021-11-23 01:56:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_wusb [2021-11-23 01:56:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-23 01:56:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-23 01:56:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_suspend [2021-11-23 01:56:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_suspend [2021-11-23 01:56:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure ep_device_release [2021-11-23 01:56:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_device_release [2021-11-23 01:56:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure driver_probe [2021-11-23 01:56:33,043 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_probe [2021-11-23 01:56:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_bos_descriptor [2021-11-23 01:56:33,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_bos_descriptor [2021-11-23 01:56:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 01:56:33,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 01:56:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remote_wakeup [2021-11-23 01:56:33,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remote_wakeup [2021-11-23 01:56:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2021-11-23 01:56:33,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2021-11-23 01:56:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure powermac_set_asic [2021-11-23 01:56:33,044 INFO L138 BoogieDeclarations]: Found implementation of procedure powermac_set_asic [2021-11-23 01:56:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure suspend_common [2021-11-23 01:56:33,045 INFO L138 BoogieDeclarations]: Found implementation of procedure suspend_common [2021-11-23 01:56:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_device [2021-11-23 01:56:33,045 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_device [2021-11-23 01:56:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 01:56:33,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 01:56:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure sg_complete [2021-11-23 01:56:33,045 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_complete [2021-11-23 01:56:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 01:56:33,046 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 01:56:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-23 01:56:33,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-23 01:56:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 01:56:33,046 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 01:56:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure check_root_hub_suspended [2021-11-23 01:56:33,047 INFO L138 BoogieDeclarations]: Found implementation of procedure check_root_hub_suspended [2021-11-23 01:56:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_max_power [2021-11-23 01:56:33,047 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_max_power [2021-11-23 01:56:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure resume_common [2021-11-23 01:56:33,047 INFO L138 BoogieDeclarations]: Found implementation of procedure resume_common [2021-11-23 01:56:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_new_device [2021-11-23 01:56:33,047 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_new_device [2021-11-23 01:56:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2021-11-23 01:56:33,048 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2021-11-23 01:56:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_suspend [2021-11-23 01:56:33,048 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_suspend [2021-11-23 01:56:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disconnect [2021-11-23 01:56:33,048 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disconnect [2021-11-23 01:56:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure hub_activate [2021-11-23 01:56:33,049 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_activate [2021-11-23 01:56:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_reset_resume_drivers_interfaces [2021-11-23 01:56:33,049 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_reset_resume_drivers_interfaces [2021-11-23 01:56:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 01:56:33,049 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 01:56:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_endpoint [2021-11-23 01:56:33,049 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_endpoint [2021-11-23 01:56:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure finish_port_resume [2021-11-23 01:56:33,050 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_port_resume [2021-11-23 01:56:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_capable [2021-11-23 01:56:33,050 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_capable [2021-11-23 01:56:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure __suspend_report_result [2021-11-23 01:56:33,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __suspend_report_result [2021-11-23 01:56:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_address [2021-11-23 01:56:33,051 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_address [2021-11-23 01:56:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-23 01:56:33,051 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-23 01:56:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device_driver [2021-11-23 01:56:33,051 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device_driver [2021-11-23 01:56:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure is_ohci_or_uhci [2021-11-23 01:56:33,052 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ohci_or_uhci [2021-11-23 01:56:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_active [2021-11-23 01:56:33,052 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_active [2021-11-23 01:56:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 01:56:33,052 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 01:56:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 01:56:33,052 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 01:56:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 01:56:33,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 01:56:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure device_pm_wait_for_dev [2021-11-23 01:56:33,057 INFO L138 BoogieDeclarations]: Found implementation of procedure device_pm_wait_for_dev [2021-11-23 01:56:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_status [2021-11-23 01:56:33,057 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_status [2021-11-23 01:56:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_sel [2021-11-23 01:56:33,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_sel [2021-11-23 01:56:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2021-11-23 01:56:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2021-11-23 01:56:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_port [2021-11-23 01:56:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_port [2021-11-23 01:56:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure device_attach [2021-11-23 01:56:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure device_attach [2021-11-23 01:56:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_choose_configuration [2021-11-23 01:56:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_choose_configuration [2021-11-23 01:56:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend [2021-11-23 01:56:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend [2021-11-23 01:56:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:56:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 01:56:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 01:56:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_feature [2021-11-23 01:56:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_feature [2021-11-23 01:56:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 01:56:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 01:56:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_unanchor_urb [2021-11-23 01:56:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_unanchor_urb [2021-11-23 01:56:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acpi_find_device [2021-11-23 01:56:33,061 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acpi_find_device [2021-11-23 01:56:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2021-11-23 01:56:33,061 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2021-11-23 01:56:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure do_rebind_interfaces [2021-11-23 01:56:33,061 INFO L138 BoogieDeclarations]: Found implementation of procedure do_rebind_interfaces [2021-11-23 01:56:35,654 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:56:35,661 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:01:05,602 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:01:14,955 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:01:14,956 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 02:01:14,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:01:14 BoogieIcfgContainer [2021-11-23 02:01:14,966 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:01:14,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:01:14,968 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:01:14,972 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:01:14,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:56:10" (1/3) ... [2021-11-23 02:01:14,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27858909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:01:14, skipping insertion in model container [2021-11-23 02:01:14,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:56:29" (2/3) ... [2021-11-23 02:01:14,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27858909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:01:14, skipping insertion in model container [2021-11-23 02:01:14,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:01:14" (3/3) ... [2021-11-23 02:01:14,980 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i [2021-11-23 02:01:14,986 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:01:14,986 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:01:15,080 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:01:15,089 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 [2021-11-23 02:01:15,090 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:01:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand has 6153 states, 3807 states have (on average 1.3441029682164434) internal successors, (5117), 3971 states have internal predecessors, (5117), 1872 states have call successors, (1872), 472 states have call predecessors, (1872), 472 states have return successors, (1872), 1845 states have call predecessors, (1872), 1872 states have call successors, (1872) [2021-11-23 02:01:15,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 02:01:15,254 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:01:15,255 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:01:15,255 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:01:15,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:01:15,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1319299337, now seen corresponding path program 1 times [2021-11-23 02:01:15,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:01:15,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319876782] [2021-11-23 02:01:15,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:01:15,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:01:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:01:16,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:01:16,797 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:01:16,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319876782] [2021-11-23 02:01:16,798 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319876782] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:01:16,798 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:01:16,799 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:01:16,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769462398] [2021-11-23 02:01:16,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:01:16,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:01:16,807 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:01:16,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:01:16,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:01:16,861 INFO L87 Difference]: Start difference. First operand has 6153 states, 3807 states have (on average 1.3441029682164434) internal successors, (5117), 3971 states have internal predecessors, (5117), 1872 states have call successors, (1872), 472 states have call predecessors, (1872), 472 states have return successors, (1872), 1845 states have call predecessors, (1872), 1872 states have call successors, (1872) 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) [2021-11-23 02:01:19,201 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:01:21,885 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:01:25,367 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:01:28,070 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:01:33,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:01:33,061 INFO L93 Difference]: Finished difference Result 18241 states and 27617 transitions. [2021-11-23 02:01:33,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:01:33,064 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 [2021-11-23 02:01:33,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:01:33,217 INFO L225 Difference]: With dead ends: 18241 [2021-11-23 02:01:33,217 INFO L226 Difference]: Without dead ends: 12064 [2021-11-23 02:01:33,287 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 [2021-11-23 02:01:33,297 INFO L933 BasicCegarLoop]: 10744 mSDtfsCounter, 9178 mSDsluCounter, 8565 mSDsCounter, 0 mSdLazyCounter, 2074 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9185 SdHoareTripleChecker+Valid, 18359 SdHoareTripleChecker+Invalid, 2080 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 2074 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:01:33,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9185 Valid, 18359 Invalid, 2080 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 2074 Invalid, 2 Unknown, 0 Unchecked, 15.2s Time] [2021-11-23 02:01:33,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12064 states. [2021-11-23 02:01:34,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12064 to 12051. [2021-11-23 02:01:34,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12051 states, 7471 states have (on average 1.3415874715566858) internal successors, (10023), 7784 states have internal predecessors, (10023), 3650 states have call successors, (3650), 932 states have call predecessors, (3650), 929 states have return successors, (4027), 3564 states have call predecessors, (4027), 3618 states have call successors, (4027) [2021-11-23 02:01:34,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12051 states to 12051 states and 17700 transitions. [2021-11-23 02:01:34,565 INFO L78 Accepts]: Start accepts. Automaton has 12051 states and 17700 transitions. Word has length 10 [2021-11-23 02:01:34,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:01:34,565 INFO L470 AbstractCegarLoop]: Abstraction has 12051 states and 17700 transitions. [2021-11-23 02:01:34,566 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) [2021-11-23 02:01:34,568 INFO L276 IsEmpty]: Start isEmpty. Operand 12051 states and 17700 transitions. [2021-11-23 02:01:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 02:01:34,569 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:01:34,569 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:01:34,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:01:34,570 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:01:34,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:01:34,573 INFO L85 PathProgramCache]: Analyzing trace with hash -2054952079, now seen corresponding path program 1 times [2021-11-23 02:01:34,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:01:34,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545714535] [2021-11-23 02:01:34,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:01:34,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:01:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:01:35,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:01:35,520 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:01:35,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545714535] [2021-11-23 02:01:35,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545714535] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:01:35,521 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:01:35,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:01:35,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784315460] [2021-11-23 02:01:35,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:01:35,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:01:35,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:01:35,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:01:35,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:01:35,524 INFO L87 Difference]: Start difference. First operand 12051 states and 17700 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) [2021-11-23 02:01:37,899 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:01:40,455 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:01:43,797 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:01:45,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:01:45,784 INFO L93 Difference]: Finished difference Result 12055 states and 17709 transitions. [2021-11-23 02:01:45,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:01:45,785 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 [2021-11-23 02:01:45,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:01:45,907 INFO L225 Difference]: With dead ends: 12055 [2021-11-23 02:01:45,907 INFO L226 Difference]: Without dead ends: 12052 [2021-11-23 02:01:45,915 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 [2021-11-23 02:01:45,921 INFO L933 BasicCegarLoop]: 7836 mSDtfsCounter, 8800 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8807 SdHoareTripleChecker+Valid, 7837 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2021-11-23 02:01:45,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8807 Valid, 7837 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 972 Invalid, 2 Unknown, 0 Unchecked, 9.8s Time] [2021-11-23 02:01:45,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12052 states. [2021-11-23 02:01:46,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12052 to 12052. [2021-11-23 02:01:46,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12052 states, 7472 states have (on average 1.3414079229122056) internal successors, (10023), 7785 states have internal predecessors, (10023), 3649 states have call successors, (3649), 932 states have call predecessors, (3649), 930 states have return successors, (4034), 3564 states have call predecessors, (4034), 3618 states have call successors, (4034) [2021-11-23 02:01:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12052 states to 12052 states and 17706 transitions. [2021-11-23 02:01:46,850 INFO L78 Accepts]: Start accepts. Automaton has 12052 states and 17706 transitions. Word has length 11 [2021-11-23 02:01:46,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:01:46,850 INFO L470 AbstractCegarLoop]: Abstraction has 12052 states and 17706 transitions. [2021-11-23 02:01:46,850 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) [2021-11-23 02:01:46,851 INFO L276 IsEmpty]: Start isEmpty. Operand 12052 states and 17706 transitions. [2021-11-23 02:01:46,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 02:01:46,851 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:01:46,852 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:01:46,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:01:46,852 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:01:46,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:01:46,853 INFO L85 PathProgramCache]: Analyzing trace with hash 717441292, now seen corresponding path program 1 times [2021-11-23 02:01:46,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:01:46,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645373391] [2021-11-23 02:01:46,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:01:46,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:01:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:01:47,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:01:47,891 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:01:47,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645373391] [2021-11-23 02:01:47,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645373391] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:01:47,891 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:01:47,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:01:47,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261762179] [2021-11-23 02:01:47,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:01:47,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:01:47,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:01:47,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:01:47,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:01:47,894 INFO L87 Difference]: Start difference. First operand 12052 states and 17706 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) [2021-11-23 02:01:50,201 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:01:52,672 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:01:56,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:01:56,676 INFO L93 Difference]: Finished difference Result 12054 states and 17707 transitions. [2021-11-23 02:01:56,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:01:56,677 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 [2021-11-23 02:01:56,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:01:56,751 INFO L225 Difference]: With dead ends: 12054 [2021-11-23 02:01:56,751 INFO L226 Difference]: Without dead ends: 12051 [2021-11-23 02:01:56,757 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 [2021-11-23 02:01:56,759 INFO L933 BasicCegarLoop]: 7834 mSDtfsCounter, 8797 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8804 SdHoareTripleChecker+Valid, 7835 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:01:56,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8804 Valid, 7835 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 972 Invalid, 2 Unknown, 0 Unchecked, 8.4s Time] [2021-11-23 02:01:56,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12051 states. [2021-11-23 02:01:57,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12051 to 12051. [2021-11-23 02:01:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12051 states, 7472 states have (on average 1.3412740899357602) internal successors, (10022), 7784 states have internal predecessors, (10022), 3648 states have call successors, (3648), 932 states have call predecessors, (3648), 930 states have return successors, (4034), 3564 states have call predecessors, (4034), 3618 states have call successors, (4034) [2021-11-23 02:01:57,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12051 states to 12051 states and 17704 transitions. [2021-11-23 02:01:57,506 INFO L78 Accepts]: Start accepts. Automaton has 12051 states and 17704 transitions. Word has length 12 [2021-11-23 02:01:57,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:01:57,507 INFO L470 AbstractCegarLoop]: Abstraction has 12051 states and 17704 transitions. [2021-11-23 02:01:57,508 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) [2021-11-23 02:01:57,509 INFO L276 IsEmpty]: Start isEmpty. Operand 12051 states and 17704 transitions. [2021-11-23 02:01:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 02:01:57,510 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:01:57,510 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:01:57,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 02:01:57,511 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:01:57,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:01:57,511 INFO L85 PathProgramCache]: Analyzing trace with hash 762294740, now seen corresponding path program 1 times [2021-11-23 02:01:57,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:01:57,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935265933] [2021-11-23 02:01:57,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:01:57,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:01:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:01:58,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:01:58,255 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:01:58,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935265933] [2021-11-23 02:01:58,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935265933] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:01:58,255 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:01:58,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:01:58,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349877301] [2021-11-23 02:01:58,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:01:58,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:01:58,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:01:58,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:01:58,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:01:58,257 INFO L87 Difference]: Start difference. First operand 12051 states and 17704 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) [2021-11-23 02:02:00,742 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:02:03,155 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:02:11,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:02:11,034 INFO L93 Difference]: Finished difference Result 35739 states and 57175 transitions. [2021-11-23 02:02:11,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:02:11,034 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 [2021-11-23 02:02:11,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:02:11,191 INFO L225 Difference]: With dead ends: 35739 [2021-11-23 02:02:11,191 INFO L226 Difference]: Without dead ends: 23692 [2021-11-23 02:02:11,411 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 [2021-11-23 02:02:11,412 INFO L933 BasicCegarLoop]: 11008 mSDtfsCounter, 9008 mSDsluCounter, 9092 mSDsCounter, 0 mSdLazyCounter, 2057 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9008 SdHoareTripleChecker+Valid, 19148 SdHoareTripleChecker+Invalid, 2066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2057 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2021-11-23 02:02:11,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9008 Valid, 19148 Invalid, 2066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2057 Invalid, 2 Unknown, 0 Unchecked, 11.9s Time] [2021-11-23 02:02:11,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23692 states. [2021-11-23 02:02:12,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23692 to 23635. [2021-11-23 02:02:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23635 states, 14715 states have (on average 1.343119266055046) internal successors, (19764), 15338 states have internal predecessors, (19764), 7095 states have call successors, (7095), 1845 states have call predecessors, (7095), 1824 states have return successors, (10172), 6897 states have call predecessors, (10172), 7053 states have call successors, (10172) [2021-11-23 02:02:12,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23635 states to 23635 states and 37031 transitions. [2021-11-23 02:02:12,966 INFO L78 Accepts]: Start accepts. Automaton has 23635 states and 37031 transitions. Word has length 13 [2021-11-23 02:02:12,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:02:12,966 INFO L470 AbstractCegarLoop]: Abstraction has 23635 states and 37031 transitions. [2021-11-23 02:02:12,966 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) [2021-11-23 02:02:12,967 INFO L276 IsEmpty]: Start isEmpty. Operand 23635 states and 37031 transitions. [2021-11-23 02:02:12,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 02:02:12,968 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:02:12,968 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:02:12,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 02:02:12,969 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:02:12,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:02:12,969 INFO L85 PathProgramCache]: Analyzing trace with hash -2142210801, now seen corresponding path program 1 times [2021-11-23 02:02:12,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:02:12,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497564768] [2021-11-23 02:02:12,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:02:12,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:02:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:02:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:02:13,961 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:02:13,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497564768] [2021-11-23 02:02:13,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497564768] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:02:13,962 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:02:13,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:02:13,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133298475] [2021-11-23 02:02:13,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:02:13,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:02:13,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:02:13,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:02:13,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:02:13,964 INFO L87 Difference]: Start difference. First operand 23635 states and 37031 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) [2021-11-23 02:02:16,321 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:02:18,719 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:02:27,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:02:27,263 INFO L93 Difference]: Finished difference Result 66908 states and 116299 transitions. [2021-11-23 02:02:27,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:02:27,264 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 [2021-11-23 02:02:27,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:02:27,803 INFO L225 Difference]: With dead ends: 66908 [2021-11-23 02:02:27,803 INFO L226 Difference]: Without dead ends: 43277 [2021-11-23 02:02:28,045 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 [2021-11-23 02:02:28,047 INFO L933 BasicCegarLoop]: 10414 mSDtfsCounter, 9118 mSDsluCounter, 7271 mSDsCounter, 0 mSdLazyCounter, 1904 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9125 SdHoareTripleChecker+Valid, 16874 SdHoareTripleChecker+Invalid, 1910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1904 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2021-11-23 02:02:28,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9125 Valid, 16874 Invalid, 1910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1904 Invalid, 2 Unknown, 0 Unchecked, 11.5s Time] [2021-11-23 02:02:28,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43277 states. [2021-11-23 02:02:31,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43277 to 43197. [2021-11-23 02:02:31,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43197 states, 26762 states have (on average 1.339810178611464) internal successors, (35856), 27932 states have internal predecessors, (35856), 12932 states have call successors, (12932), 3554 states have call predecessors, (12932), 3502 states have return successors, (22099), 12530 states have call predecessors, (22099), 12889 states have call successors, (22099) [2021-11-23 02:02:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43197 states to 43197 states and 70887 transitions. [2021-11-23 02:02:31,929 INFO L78 Accepts]: Start accepts. Automaton has 43197 states and 70887 transitions. Word has length 14 [2021-11-23 02:02:31,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:02:31,930 INFO L470 AbstractCegarLoop]: Abstraction has 43197 states and 70887 transitions. [2021-11-23 02:02:31,930 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) [2021-11-23 02:02:31,930 INFO L276 IsEmpty]: Start isEmpty. Operand 43197 states and 70887 transitions. [2021-11-23 02:02:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 02:02:31,934 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:02:31,934 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:02:31,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 02:02:31,937 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:02:31,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:02:31,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1987564489, now seen corresponding path program 1 times [2021-11-23 02:02:31,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:02:31,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537734124] [2021-11-23 02:02:31,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:02:31,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:02:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:02:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:02:32,705 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:02:32,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537734124] [2021-11-23 02:02:32,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537734124] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:02:32,706 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:02:32,706 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:02:32,706 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219454137] [2021-11-23 02:02:32,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:02:32,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:02:32,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:02:32,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:02:32,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:02:32,708 INFO L87 Difference]: Start difference. First operand 43197 states and 70887 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) [2021-11-23 02:02:35,008 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:02:37,653 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:02:40,632 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:02:50,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:02:50,080 INFO L93 Difference]: Finished difference Result 127689 states and 244677 transitions. [2021-11-23 02:02:50,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:02:50,081 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 [2021-11-23 02:02:50,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:02:50,911 INFO L225 Difference]: With dead ends: 127689 [2021-11-23 02:02:50,911 INFO L226 Difference]: Without dead ends: 84496 [2021-11-23 02:02:51,681 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 [2021-11-23 02:02:51,682 INFO L933 BasicCegarLoop]: 10266 mSDtfsCounter, 9181 mSDsluCounter, 8091 mSDsCounter, 0 mSdLazyCounter, 1917 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9188 SdHoareTripleChecker+Valid, 17468 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1917 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2021-11-23 02:02:51,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9188 Valid, 17468 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1917 Invalid, 2 Unknown, 0 Unchecked, 13.2s Time] [2021-11-23 02:02:51,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84496 states. [2021-11-23 02:02:57,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84496 to 84416. [2021-11-23 02:02:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84416 states, 52170 states have (on average 1.3384128809660725) internal successors, (69825), 54455 states have internal predecessors, (69825), 25311 states have call successors, (25311), 7038 states have call predecessors, (25311), 6934 states have return successors, (55145), 24521 states have call predecessors, (55145), 25269 states have call successors, (55145) [2021-11-23 02:02:58,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84416 states to 84416 states and 150281 transitions. [2021-11-23 02:02:58,611 INFO L78 Accepts]: Start accepts. Automaton has 84416 states and 150281 transitions. Word has length 15 [2021-11-23 02:02:58,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:02:58,612 INFO L470 AbstractCegarLoop]: Abstraction has 84416 states and 150281 transitions. [2021-11-23 02:02:58,612 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) [2021-11-23 02:02:58,613 INFO L276 IsEmpty]: Start isEmpty. Operand 84416 states and 150281 transitions. [2021-11-23 02:02:58,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 02:02:58,614 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:02:58,614 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:02:58,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 02:02:58,614 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:02:58,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:02:58,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1488491246, now seen corresponding path program 1 times [2021-11-23 02:02:58,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:02:58,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062085284] [2021-11-23 02:02:58,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:02:58,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:02:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:02:59,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:02:59,686 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:02:59,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062085284] [2021-11-23 02:02:59,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062085284] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:02:59,687 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:02:59,687 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:02:59,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793449743] [2021-11-23 02:02:59,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:02:59,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:02:59,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:02:59,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:02:59,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:02:59,690 INFO L87 Difference]: Start difference. First operand 84416 states and 150281 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) [2021-11-23 02:03:02,087 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 02:03:04,576 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 02:03:11,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:03:11,230 INFO L93 Difference]: Finished difference Result 84418 states and 150282 transitions. [2021-11-23 02:03:11,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:03:11,231 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 [2021-11-23 02:03:11,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:03:11,929 INFO L225 Difference]: With dead ends: 84418 [2021-11-23 02:03:11,929 INFO L226 Difference]: Without dead ends: 84415 [2021-11-23 02:03:11,976 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 [2021-11-23 02:03:11,977 INFO L933 BasicCegarLoop]: 7828 mSDtfsCounter, 8787 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8794 SdHoareTripleChecker+Valid, 7829 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:03:11,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8794 Valid, 7829 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 972 Invalid, 2 Unknown, 0 Unchecked, 8.7s Time] [2021-11-23 02:03:12,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84415 states. [2021-11-23 02:03:16,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84415 to 84415. [2021-11-23 02:03:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84415 states, 52170 states have (on average 1.338393712861798) internal successors, (69824), 54454 states have internal predecessors, (69824), 25310 states have call successors, (25310), 7038 states have call predecessors, (25310), 6934 states have return successors, (55145), 24521 states have call predecessors, (55145), 25269 states have call successors, (55145)