./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 274050ce25e73de8cc1ed86f63ba21850687938f96f1d000f839b96904fb551e --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 04:18:01,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 04:18:01,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 04:18:01,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 04:18:01,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 04:18:01,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 04:18:01,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 04:18:01,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 04:18:01,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 04:18:01,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 04:18:01,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 04:18:01,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 04:18:01,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 04:18:01,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 04:18:01,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 04:18:01,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 04:18:01,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 04:18:01,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 04:18:01,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 04:18:01,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 04:18:01,548 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 04:18:01,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 04:18:01,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 04:18:01,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 04:18:01,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 04:18:01,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 04:18:01,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 04:18:01,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 04:18:01,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 04:18:01,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 04:18:01,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 04:18:01,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 04:18:01,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 04:18:01,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 04:18:01,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 04:18:01,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 04:18:01,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 04:18:01,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 04:18:01,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 04:18:01,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 04:18:01,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 04:18:01,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 04:18:01,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 04:18:01,599 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 04:18:01,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 04:18:01,600 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 04:18:01,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 04:18:01,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 04:18:01,601 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 04:18:01,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 04:18:01,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 04:18:01,602 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 04:18:01,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 04:18:01,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 04:18:01,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 04:18:01,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 04:18:01,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 04:18:01,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 04:18:01,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 04:18:01,605 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 04:18:01,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 04:18:01,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 04:18:01,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 04:18:01,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 04:18:01,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 04:18:01,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 04:18:01,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 04:18:01,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 04:18:01,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 04:18:01,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 04:18:01,607 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 04:18:01,607 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 04:18:01,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 04:18:01,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 274050ce25e73de8cc1ed86f63ba21850687938f96f1d000f839b96904fb551e [2022-07-23 04:18:01,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 04:18:01,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 04:18:01,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 04:18:01,888 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 04:18:01,889 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 04:18:01,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i [2022-07-23 04:18:01,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6cb576e/36a2ad6ca5224f4197f335899d06e713/FLAG64cfbc812 [2022-07-23 04:18:02,721 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 04:18:02,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i [2022-07-23 04:18:02,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6cb576e/36a2ad6ca5224f4197f335899d06e713/FLAG64cfbc812 [2022-07-23 04:18:03,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6cb576e/36a2ad6ca5224f4197f335899d06e713 [2022-07-23 04:18:03,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 04:18:03,191 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 04:18:03,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 04:18:03,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 04:18:03,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 04:18:03,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 04:18:03" (1/1) ... [2022-07-23 04:18:03,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa26f6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:03, skipping insertion in model container [2022-07-23 04:18:03,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 04:18:03" (1/1) ... [2022-07-23 04:18:03,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 04:18:03,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 04:18:06,916 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434383,434396] [2022-07-23 04:18:06,919 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434528,434541] [2022-07-23 04:18:06,920 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434674,434687] [2022-07-23 04:18:06,921 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434839,434852] [2022-07-23 04:18:06,921 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434997,435010] [2022-07-23 04:18:06,921 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435155,435168] [2022-07-23 04:18:06,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435313,435326] [2022-07-23 04:18:06,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435473,435486] [2022-07-23 04:18:06,923 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435632,435645] [2022-07-23 04:18:06,923 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435771,435784] [2022-07-23 04:18:06,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435913,435926] [2022-07-23 04:18:06,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436062,436075] [2022-07-23 04:18:06,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436201,436214] [2022-07-23 04:18:06,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436356,436369] [2022-07-23 04:18:06,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436516,436529] [2022-07-23 04:18:06,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436667,436680] [2022-07-23 04:18:06,927 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436818,436831] [2022-07-23 04:18:06,927 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436970,436983] [2022-07-23 04:18:06,928 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437119,437132] [2022-07-23 04:18:06,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437267,437280] [2022-07-23 04:18:06,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437424,437437] [2022-07-23 04:18:06,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437573,437586] [2022-07-23 04:18:06,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437729,437742] [2022-07-23 04:18:06,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437882,437895] [2022-07-23 04:18:06,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438028,438041] [2022-07-23 04:18:06,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438171,438184] [2022-07-23 04:18:06,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438323,438336] [2022-07-23 04:18:06,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438469,438482] [2022-07-23 04:18:06,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438614,438627] [2022-07-23 04:18:06,935 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438768,438781] [2022-07-23 04:18:06,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438919,438932] [2022-07-23 04:18:06,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439074,439087] [2022-07-23 04:18:06,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439226,439239] [2022-07-23 04:18:06,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439381,439394] [2022-07-23 04:18:06,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439545,439558] [2022-07-23 04:18:06,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439701,439714] [2022-07-23 04:18:06,938 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439865,439878] [2022-07-23 04:18:06,939 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440007,440020] [2022-07-23 04:18:06,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440165,440178] [2022-07-23 04:18:06,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440332,440345] [2022-07-23 04:18:06,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440491,440504] [2022-07-23 04:18:06,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440650,440663] [2022-07-23 04:18:06,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440799,440812] [2022-07-23 04:18:06,941 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440946,440959] [2022-07-23 04:18:06,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441085,441098] [2022-07-23 04:18:06,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441248,441261] [2022-07-23 04:18:06,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441414,441427] [2022-07-23 04:18:06,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441578,441591] [2022-07-23 04:18:06,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441743,441756] [2022-07-23 04:18:06,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441908,441921] [2022-07-23 04:18:06,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442074,442087] [2022-07-23 04:18:06,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442239,442252] [2022-07-23 04:18:06,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442406,442419] [2022-07-23 04:18:06,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442566,442579] [2022-07-23 04:18:06,946 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442728,442741] [2022-07-23 04:18:06,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442887,442900] [2022-07-23 04:18:06,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443033,443046] [2022-07-23 04:18:06,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443176,443189] [2022-07-23 04:18:06,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443320,443333] [2022-07-23 04:18:06,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443463,443476] [2022-07-23 04:18:06,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443607,443620] [2022-07-23 04:18:06,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443748,443761] [2022-07-23 04:18:06,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443886,443899] [2022-07-23 04:18:06,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444044,444057] [2022-07-23 04:18:06,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444203,444216] [2022-07-23 04:18:06,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444359,444372] [2022-07-23 04:18:06,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444508,444521] [2022-07-23 04:18:06,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444660,444673] [2022-07-23 04:18:06,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444811,444824] [2022-07-23 04:18:06,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444960,444973] [2022-07-23 04:18:06,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445112,445125] [2022-07-23 04:18:06,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445260,445273] [2022-07-23 04:18:06,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445413,445426] [2022-07-23 04:18:06,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445564,445577] [2022-07-23 04:18:06,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445714,445727] [2022-07-23 04:18:06,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445861,445874] [2022-07-23 04:18:06,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446012,446025] [2022-07-23 04:18:06,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446163,446176] [2022-07-23 04:18:06,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446311,446324] [2022-07-23 04:18:06,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446477,446490] [2022-07-23 04:18:06,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446646,446659] [2022-07-23 04:18:06,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446813,446826] [2022-07-23 04:18:06,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446981,446994] [2022-07-23 04:18:06,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447131,447144] [2022-07-23 04:18:06,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447278,447291] [2022-07-23 04:18:06,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447439,447452] [2022-07-23 04:18:06,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447609,447622] [2022-07-23 04:18:06,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447771,447784] [2022-07-23 04:18:06,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 04:18:07,111 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 04:18:07,384 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434383,434396] [2022-07-23 04:18:07,385 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434528,434541] [2022-07-23 04:18:07,385 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434674,434687] [2022-07-23 04:18:07,386 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434839,434852] [2022-07-23 04:18:07,386 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[434997,435010] [2022-07-23 04:18:07,386 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435155,435168] [2022-07-23 04:18:07,387 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435313,435326] [2022-07-23 04:18:07,387 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435473,435486] [2022-07-23 04:18:07,387 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435632,435645] [2022-07-23 04:18:07,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435771,435784] [2022-07-23 04:18:07,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[435913,435926] [2022-07-23 04:18:07,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436062,436075] [2022-07-23 04:18:07,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436201,436214] [2022-07-23 04:18:07,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436356,436369] [2022-07-23 04:18:07,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436516,436529] [2022-07-23 04:18:07,390 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436667,436680] [2022-07-23 04:18:07,390 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436818,436831] [2022-07-23 04:18:07,390 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[436970,436983] [2022-07-23 04:18:07,391 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437119,437132] [2022-07-23 04:18:07,391 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437267,437280] [2022-07-23 04:18:07,391 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437424,437437] [2022-07-23 04:18:07,392 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437573,437586] [2022-07-23 04:18:07,392 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437729,437742] [2022-07-23 04:18:07,392 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[437882,437895] [2022-07-23 04:18:07,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438028,438041] [2022-07-23 04:18:07,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438171,438184] [2022-07-23 04:18:07,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438323,438336] [2022-07-23 04:18:07,394 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438469,438482] [2022-07-23 04:18:07,395 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438614,438627] [2022-07-23 04:18:07,395 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438768,438781] [2022-07-23 04:18:07,395 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[438919,438932] [2022-07-23 04:18:07,396 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439074,439087] [2022-07-23 04:18:07,396 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439226,439239] [2022-07-23 04:18:07,396 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439381,439394] [2022-07-23 04:18:07,397 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439545,439558] [2022-07-23 04:18:07,397 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439701,439714] [2022-07-23 04:18:07,397 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[439865,439878] [2022-07-23 04:18:07,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440007,440020] [2022-07-23 04:18:07,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440165,440178] [2022-07-23 04:18:07,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440332,440345] [2022-07-23 04:18:07,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440491,440504] [2022-07-23 04:18:07,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440650,440663] [2022-07-23 04:18:07,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440799,440812] [2022-07-23 04:18:07,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[440946,440959] [2022-07-23 04:18:07,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441085,441098] [2022-07-23 04:18:07,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441248,441261] [2022-07-23 04:18:07,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441414,441427] [2022-07-23 04:18:07,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441578,441591] [2022-07-23 04:18:07,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441743,441756] [2022-07-23 04:18:07,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[441908,441921] [2022-07-23 04:18:07,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442074,442087] [2022-07-23 04:18:07,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442239,442252] [2022-07-23 04:18:07,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442406,442419] [2022-07-23 04:18:07,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442566,442579] [2022-07-23 04:18:07,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442728,442741] [2022-07-23 04:18:07,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[442887,442900] [2022-07-23 04:18:07,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443033,443046] [2022-07-23 04:18:07,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443176,443189] [2022-07-23 04:18:07,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443320,443333] [2022-07-23 04:18:07,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443463,443476] [2022-07-23 04:18:07,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443607,443620] [2022-07-23 04:18:07,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443748,443761] [2022-07-23 04:18:07,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[443886,443899] [2022-07-23 04:18:07,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444044,444057] [2022-07-23 04:18:07,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444203,444216] [2022-07-23 04:18:07,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444359,444372] [2022-07-23 04:18:07,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444508,444521] [2022-07-23 04:18:07,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444660,444673] [2022-07-23 04:18:07,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444811,444824] [2022-07-23 04:18:07,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[444960,444973] [2022-07-23 04:18:07,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445112,445125] [2022-07-23 04:18:07,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445260,445273] [2022-07-23 04:18:07,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445413,445426] [2022-07-23 04:18:07,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445564,445577] [2022-07-23 04:18:07,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445714,445727] [2022-07-23 04:18:07,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[445861,445874] [2022-07-23 04:18:07,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446012,446025] [2022-07-23 04:18:07,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446163,446176] [2022-07-23 04:18:07,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446311,446324] [2022-07-23 04:18:07,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446477,446490] [2022-07-23 04:18:07,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446646,446659] [2022-07-23 04:18:07,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446813,446826] [2022-07-23 04:18:07,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[446981,446994] [2022-07-23 04:18:07,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447131,447144] [2022-07-23 04:18:07,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447278,447291] [2022-07-23 04:18:07,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447439,447452] [2022-07-23 04:18:07,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447609,447622] [2022-07-23 04:18:07,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i[447771,447784] [2022-07-23 04:18:07,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 04:18:07,708 INFO L208 MainTranslator]: Completed translation [2022-07-23 04:18:07,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07 WrapperNode [2022-07-23 04:18:07,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 04:18:07,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 04:18:07,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 04:18:07,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 04:18:07,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:07,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:08,188 INFO L137 Inliner]: procedures = 558, calls = 6257, calls flagged for inlining = 238, calls inlined = 142, statements flattened = 10827 [2022-07-23 04:18:08,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 04:18:08,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 04:18:08,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 04:18:08,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 04:18:08,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:08,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:08,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:08,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:08,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:08,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:08,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:08,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 04:18:08,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 04:18:08,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 04:18:08,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 04:18:08,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (1/1) ... [2022-07-23 04:18:08,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 04:18:08,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 04:18:08,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-23 04:18:08,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-23 04:18:08,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-23 04:18:08,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-23 04:18:08,750 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2022-07-23 04:18:08,750 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2022-07-23 04:18:08,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 04:18:08,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 04:18:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-23 04:18:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-23 04:18:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-23 04:18:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-23 04:18:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-23 04:18:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-23 04:18:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure setup_dma_config [2022-07-23 04:18:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_dma_config [2022-07-23 04:18:08,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 04:18:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 04:18:08,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 04:18:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 04:18:08,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-23 04:18:08,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-23 04:18:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 04:18:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-23 04:18:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-23 04:18:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure ei_poll [2022-07-23 04:18:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_poll [2022-07-23 04:18:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 04:18:08,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 04:18:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-23 04:18:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-23 04:18:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 04:18:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-23 04:18:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-23 04:18:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure set_misc_reg [2022-07-23 04:18:08,754 INFO L138 BoogieDeclarations]: Found implementation of procedure set_misc_reg [2022-07-23 04:18:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-23 04:18:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-23 04:18:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-23 04:18:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-23 04:18:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-23 04:18:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-23 04:18:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_release [2022-07-23 04:18:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_release [2022-07-23 04:18:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-23 04:18:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-23 04:18:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_init [2022-07-23 04:18:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_init [2022-07-23 04:18:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_map_mem_page [2022-07-23 04:18:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_map_mem_page [2022-07-23 04:18:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-23 04:18:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-23 04:18:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 04:18:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-07-23 04:18:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-07-23 04:18:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 04:18:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 04:18:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 04:18:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 04:18:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 04:18:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 04:18:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-23 04:18:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-23 04:18:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-07-23 04:18:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-07-23 04:18:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-07-23 04:18:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-07-23 04:18:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 04:18:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 04:18:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 04:18:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 04:18:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_detach [2022-07-23 04:18:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_detach [2022-07-23 04:18:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-07-23 04:18:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-07-23 04:18:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-23 04:18:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-23 04:18:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-23 04:18:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-23 04:18:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-23 04:18:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-23 04:18:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-23 04:18:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-23 04:18:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2022-07-23 04:18:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2022-07-23 04:18:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_request_window [2022-07-23 04:18:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_request_window [2022-07-23 04:18:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 04:18:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-23 04:18:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-23 04:18:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 04:18:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-23 04:18:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-23 04:18:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-07-23 04:18:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-07-23 04:18:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_disable_device [2022-07-23 04:18:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_disable_device [2022-07-23 04:18:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 04:18:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-23 04:18:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-23 04:18:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_release_window [2022-07-23 04:18:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_release_window [2022-07-23 04:18:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-23 04:18:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-23 04:18:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-23 04:18:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-23 04:18:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 04:18:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 04:18:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2022-07-23 04:18:08,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2022-07-23 04:18:08,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-23 04:18:08,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-23 04:18:08,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-23 04:18:08,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-23 04:18:08,765 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_timeout [2022-07-23 04:18:08,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_timeout [2022-07-23 04:18:08,766 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_reset_8390 [2022-07-23 04:18:08,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_reset_8390 [2022-07-23 04:18:08,766 INFO L130 BoogieDeclarations]: Found specification of procedure ei_irq_wrapper [2022-07-23 04:18:08,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_irq_wrapper [2022-07-23 04:18:08,766 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet_try_config [2022-07-23 04:18:08,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet_try_config [2022-07-23 04:18:08,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-23 04:18:08,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-23 04:18:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 04:18:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-23 04:18:08,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-23 04:18:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 04:18:08,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 04:18:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-23 04:18:08,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-23 04:18:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 04:18:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 04:18:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-23 04:18:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-23 04:18:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure __readw [2022-07-23 04:18:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __readw [2022-07-23 04:18:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure __writew [2022-07-23 04:18:08,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __writew [2022-07-23 04:18:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-23 04:18:08,769 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-23 04:18:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure ei_set_multicast_list [2022-07-23 04:18:08,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_set_multicast_list [2022-07-23 04:18:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 04:18:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-07-23 04:18:08,769 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-07-23 04:18:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-23 04:18:08,770 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-23 04:18:09,415 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 04:18:09,417 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 04:18:09,616 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 04:18:33,317 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 04:18:33,340 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 04:18:33,340 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-23 04:18:33,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:18:33 BoogieIcfgContainer [2022-07-23 04:18:33,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 04:18:33,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 04:18:33,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 04:18:33,349 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 04:18:33,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 04:18:03" (1/3) ... [2022-07-23 04:18:33,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c03b5ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:18:33, skipping insertion in model container [2022-07-23 04:18:33,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:18:07" (2/3) ... [2022-07-23 04:18:33,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c03b5ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:18:33, skipping insertion in model container [2022-07-23 04:18:33,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:18:33" (3/3) ... [2022-07-23 04:18:33,352 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--8390--pcnet_cs.ko.cil.i [2022-07-23 04:18:33,364 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 04:18:33,364 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2022-07-23 04:18:33,442 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 04:18:33,451 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@63baa2d6, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@56a9204e [2022-07-23 04:18:33,452 INFO L358 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2022-07-23 04:18:33,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 1072 states, 732 states have (on average 1.3005464480874316) internal successors, (952), 770 states have internal predecessors, (952), 251 states have call successors, (251), 67 states have call predecessors, (251), 66 states have return successors, (247), 245 states have call predecessors, (247), 247 states have call successors, (247) [2022-07-23 04:18:33,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-07-23 04:18:33,475 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:18:33,476 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:18:33,477 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:18:33,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:18:33,484 INFO L85 PathProgramCache]: Analyzing trace with hash 2075280253, now seen corresponding path program 1 times [2022-07-23 04:18:33,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:18:33,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317932388] [2022-07-23 04:18:33,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:18:33,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:18:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:18:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:18:37,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:18:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:18:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:18:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:18:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:18:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:18:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:18:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:18:37,782 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:18:37,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:18:37,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317932388] [2022-07-23 04:18:37,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317932388] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:18:37,784 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:18:37,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:18:37,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977412064] [2022-07-23 04:18:37,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:18:37,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:18:37,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:18:37,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:18:37,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:18:37,822 INFO L87 Difference]: Start difference. First operand has 1072 states, 732 states have (on average 1.3005464480874316) internal successors, (952), 770 states have internal predecessors, (952), 251 states have call successors, (251), 67 states have call predecessors, (251), 66 states have return successors, (247), 245 states have call predecessors, (247), 247 states have call successors, (247) Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-23 04:18:40,105 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:18:42,435 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:18:46,916 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:18:50,059 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:18:52,075 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:02,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:19:02,470 INFO L93 Difference]: Finished difference Result 3150 states and 4407 transitions. [2022-07-23 04:19:02,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-23 04:19:02,473 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 64 [2022-07-23 04:19:02,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:19:02,501 INFO L225 Difference]: With dead ends: 3150 [2022-07-23 04:19:02,501 INFO L226 Difference]: Without dead ends: 2079 [2022-07-23 04:19:02,514 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-23 04:19:02,516 INFO L413 NwaCegarLoop]: 1552 mSDtfsCounter, 3059 mSDsluCounter, 1906 mSDsCounter, 0 mSdLazyCounter, 2834 mSolverCounterSat, 1496 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3198 SdHoareTripleChecker+Valid, 3458 SdHoareTripleChecker+Invalid, 4335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1496 IncrementalHoareTripleChecker+Valid, 2834 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2022-07-23 04:19:02,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3198 Valid, 3458 Invalid, 4335 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1496 Valid, 2834 Invalid, 5 Unknown, 0 Unchecked, 23.8s Time] [2022-07-23 04:19:02,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2079 states. [2022-07-23 04:19:02,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2079 to 1898. [2022-07-23 04:19:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1898 states, 1322 states have (on average 1.2526475037821483) internal successors, (1656), 1371 states have internal predecessors, (1656), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:19:02,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1898 states and 2549 transitions. [2022-07-23 04:19:02,712 INFO L78 Accepts]: Start accepts. Automaton has 1898 states and 2549 transitions. Word has length 64 [2022-07-23 04:19:02,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:19:02,713 INFO L495 AbstractCegarLoop]: Abstraction has 1898 states and 2549 transitions. [2022-07-23 04:19:02,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-23 04:19:02,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2549 transitions. [2022-07-23 04:19:02,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-07-23 04:19:02,722 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:19:02,722 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:19:02,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 04:19:02,722 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:19:02,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:19:02,723 INFO L85 PathProgramCache]: Analyzing trace with hash 2039495394, now seen corresponding path program 1 times [2022-07-23 04:19:02,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:19:02,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321990055] [2022-07-23 04:19:02,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:19:02,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:19:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:19:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:19:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:19:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:19:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:19:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:19:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:19:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:19:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:19:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:19:05,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:05,476 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:19:05,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:19:05,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321990055] [2022-07-23 04:19:05,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321990055] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:19:05,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:19:05,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:19:05,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461506661] [2022-07-23 04:19:05,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:19:05,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:19:05,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:19:05,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:19:05,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:19:05,480 INFO L87 Difference]: Start difference. First operand 1898 states and 2549 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-23 04:19:07,742 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:10,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:14,584 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:19,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:19:19,091 INFO L93 Difference]: Finished difference Result 1898 states and 2549 transitions. [2022-07-23 04:19:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:19:19,092 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 70 [2022-07-23 04:19:19,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:19:19,103 INFO L225 Difference]: With dead ends: 1898 [2022-07-23 04:19:19,103 INFO L226 Difference]: Without dead ends: 1896 [2022-07-23 04:19:19,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:19:19,106 INFO L413 NwaCegarLoop]: 1297 mSDtfsCounter, 2083 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1262 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2226 SdHoareTripleChecker+Valid, 2573 SdHoareTripleChecker+Invalid, 2129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1262 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:19:19,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2226 Valid, 2573 Invalid, 2129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1262 Invalid, 3 Unknown, 0 Unchecked, 13.2s Time] [2022-07-23 04:19:19,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1896 states. [2022-07-23 04:19:19,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1896 to 1896. [2022-07-23 04:19:19,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1896 states, 1321 states have (on average 1.2520817562452686) internal successors, (1654), 1369 states have internal predecessors, (1654), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:19:19,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1896 states and 2547 transitions. [2022-07-23 04:19:19,186 INFO L78 Accepts]: Start accepts. Automaton has 1896 states and 2547 transitions. Word has length 70 [2022-07-23 04:19:19,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:19:19,189 INFO L495 AbstractCegarLoop]: Abstraction has 1896 states and 2547 transitions. [2022-07-23 04:19:19,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-23 04:19:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2547 transitions. [2022-07-23 04:19:19,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-07-23 04:19:19,191 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:19:19,192 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:19:19,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 04:19:19,192 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:19:19,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:19:19,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1811031801, now seen corresponding path program 1 times [2022-07-23 04:19:19,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:19:19,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520964855] [2022-07-23 04:19:19,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:19:19,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:19:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:19:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:19:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:19:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:19:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:19:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:19:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:19:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:19:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:19:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:19:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:19:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:21,679 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:19:21,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:19:21,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520964855] [2022-07-23 04:19:21,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520964855] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:19:21,681 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:19:21,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:19:21,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054726264] [2022-07-23 04:19:21,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:19:21,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:19:21,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:19:21,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:19:21,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:19:21,684 INFO L87 Difference]: Start difference. First operand 1896 states and 2547 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-23 04:19:23,996 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 [] [2022-07-23 04:19:26,318 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:30,622 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:34,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:19:34,417 INFO L93 Difference]: Finished difference Result 1896 states and 2547 transitions. [2022-07-23 04:19:34,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:19:34,417 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 76 [2022-07-23 04:19:34,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:19:34,428 INFO L225 Difference]: With dead ends: 1896 [2022-07-23 04:19:34,428 INFO L226 Difference]: Without dead ends: 1894 [2022-07-23 04:19:34,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:19:34,430 INFO L413 NwaCegarLoop]: 1295 mSDtfsCounter, 2077 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1260 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2219 SdHoareTripleChecker+Valid, 2571 SdHoareTripleChecker+Invalid, 2127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1260 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2022-07-23 04:19:34,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2219 Valid, 2571 Invalid, 2127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1260 Invalid, 3 Unknown, 0 Unchecked, 12.4s Time] [2022-07-23 04:19:34,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1894 states. [2022-07-23 04:19:34,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1894 to 1894. [2022-07-23 04:19:34,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1894 states, 1320 states have (on average 1.2515151515151515) internal successors, (1652), 1367 states have internal predecessors, (1652), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:19:34,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1894 states and 2545 transitions. [2022-07-23 04:19:34,496 INFO L78 Accepts]: Start accepts. Automaton has 1894 states and 2545 transitions. Word has length 76 [2022-07-23 04:19:34,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:19:34,497 INFO L495 AbstractCegarLoop]: Abstraction has 1894 states and 2545 transitions. [2022-07-23 04:19:34,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-23 04:19:34,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2545 transitions. [2022-07-23 04:19:34,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-23 04:19:34,498 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:19:34,498 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:19:34,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 04:19:34,499 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:19:34,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:19:34,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1733630626, now seen corresponding path program 1 times [2022-07-23 04:19:34,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:19:34,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69390142] [2022-07-23 04:19:34,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:19:34,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:19:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:19:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:19:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:19:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:19:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:19:36,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:19:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:19:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:19:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:19:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:19:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:19:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:19:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:36,880 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:19:36,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:19:36,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69390142] [2022-07-23 04:19:36,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69390142] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:19:36,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:19:36,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:19:36,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623851961] [2022-07-23 04:19:36,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:19:36,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:19:36,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:19:36,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:19:36,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:19:36,884 INFO L87 Difference]: Start difference. First operand 1894 states and 2545 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-23 04:19:39,263 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:41,559 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:45,558 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:49,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:19:49,391 INFO L93 Difference]: Finished difference Result 1894 states and 2545 transitions. [2022-07-23 04:19:49,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:19:49,392 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 82 [2022-07-23 04:19:49,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:19:49,403 INFO L225 Difference]: With dead ends: 1894 [2022-07-23 04:19:49,403 INFO L226 Difference]: Without dead ends: 1892 [2022-07-23 04:19:49,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:19:49,406 INFO L413 NwaCegarLoop]: 1293 mSDtfsCounter, 2071 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1258 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2212 SdHoareTripleChecker+Valid, 2569 SdHoareTripleChecker+Invalid, 2125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1258 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:19:49,406 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2212 Valid, 2569 Invalid, 2125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1258 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2022-07-23 04:19:49,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1892 states. [2022-07-23 04:19:49,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1892 to 1892. [2022-07-23 04:19:49,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1892 states, 1319 states have (on average 1.2509476876421532) internal successors, (1650), 1365 states have internal predecessors, (1650), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:19:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1892 states and 2543 transitions. [2022-07-23 04:19:49,485 INFO L78 Accepts]: Start accepts. Automaton has 1892 states and 2543 transitions. Word has length 82 [2022-07-23 04:19:49,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:19:49,486 INFO L495 AbstractCegarLoop]: Abstraction has 1892 states and 2543 transitions. [2022-07-23 04:19:49,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-23 04:19:49,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2543 transitions. [2022-07-23 04:19:49,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-07-23 04:19:49,488 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:19:49,488 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:19:49,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-23 04:19:49,488 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:19:49,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:19:49,489 INFO L85 PathProgramCache]: Analyzing trace with hash 152828223, now seen corresponding path program 1 times [2022-07-23 04:19:49,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:19:49,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223012665] [2022-07-23 04:19:49,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:19:49,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:19:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:19:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:19:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:19:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:19:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:19:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:19:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:19:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:19:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:19:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:19:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:19:51,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:19:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:19:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:19:51,851 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:19:51,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:19:51,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223012665] [2022-07-23 04:19:51,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223012665] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:19:51,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:19:51,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:19:51,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571428594] [2022-07-23 04:19:51,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:19:51,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:19:51,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:19:51,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:19:51,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:19:51,854 INFO L87 Difference]: Start difference. First operand 1892 states and 2543 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-23 04:19:54,111 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:19:56,428 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:00,764 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:04,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:20:04,635 INFO L93 Difference]: Finished difference Result 1892 states and 2543 transitions. [2022-07-23 04:20:04,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:20:04,636 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 88 [2022-07-23 04:20:04,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:20:04,645 INFO L225 Difference]: With dead ends: 1892 [2022-07-23 04:20:04,646 INFO L226 Difference]: Without dead ends: 1890 [2022-07-23 04:20:04,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:20:04,647 INFO L413 NwaCegarLoop]: 1291 mSDtfsCounter, 2065 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1256 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2205 SdHoareTripleChecker+Valid, 2567 SdHoareTripleChecker+Invalid, 2123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1256 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2022-07-23 04:20:04,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2205 Valid, 2567 Invalid, 2123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1256 Invalid, 3 Unknown, 0 Unchecked, 12.4s Time] [2022-07-23 04:20:04,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1890 states. [2022-07-23 04:20:04,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1890 to 1890. [2022-07-23 04:20:04,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1890 states, 1318 states have (on average 1.2503793626707131) internal successors, (1648), 1363 states have internal predecessors, (1648), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:20:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1890 states and 2541 transitions. [2022-07-23 04:20:04,713 INFO L78 Accepts]: Start accepts. Automaton has 1890 states and 2541 transitions. Word has length 88 [2022-07-23 04:20:04,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:20:04,714 INFO L495 AbstractCegarLoop]: Abstraction has 1890 states and 2541 transitions. [2022-07-23 04:20:04,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-23 04:20:04,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2541 transitions. [2022-07-23 04:20:04,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-23 04:20:04,715 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:20:04,715 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:20:04,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-23 04:20:04,716 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:20:04,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:20:04,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1276185814, now seen corresponding path program 1 times [2022-07-23 04:20:04,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:20:04,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833898186] [2022-07-23 04:20:04,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:20:04,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:20:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:06,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:20:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:06,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:20:06,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:06,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:20:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:06,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:20:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:20:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:20:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:20:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:20:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:20:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:20:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:20:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:20:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:20:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:20:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:07,087 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:20:07,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:20:07,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833898186] [2022-07-23 04:20:07,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833898186] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:20:07,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:20:07,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:20:07,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164505110] [2022-07-23 04:20:07,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:20:07,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:20:07,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:20:07,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:20:07,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:20:07,089 INFO L87 Difference]: Start difference. First operand 1890 states and 2541 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-23 04:20:09,345 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:11,627 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:15,707 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:19,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:20:19,446 INFO L93 Difference]: Finished difference Result 1890 states and 2541 transitions. [2022-07-23 04:20:19,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:20:19,447 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 94 [2022-07-23 04:20:19,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:20:19,457 INFO L225 Difference]: With dead ends: 1890 [2022-07-23 04:20:19,457 INFO L226 Difference]: Without dead ends: 1888 [2022-07-23 04:20:19,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:20:19,459 INFO L413 NwaCegarLoop]: 1289 mSDtfsCounter, 2059 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1254 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2198 SdHoareTripleChecker+Valid, 2565 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1254 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-07-23 04:20:19,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2198 Valid, 2565 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1254 Invalid, 3 Unknown, 0 Unchecked, 12.0s Time] [2022-07-23 04:20:19,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1888 states. [2022-07-23 04:20:19,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1888 to 1888. [2022-07-23 04:20:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1888 states, 1317 states have (on average 1.2498101746393318) internal successors, (1646), 1361 states have internal predecessors, (1646), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:20:19,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1888 states and 2539 transitions. [2022-07-23 04:20:19,535 INFO L78 Accepts]: Start accepts. Automaton has 1888 states and 2539 transitions. Word has length 94 [2022-07-23 04:20:19,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:20:19,536 INFO L495 AbstractCegarLoop]: Abstraction has 1888 states and 2539 transitions. [2022-07-23 04:20:19,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-23 04:20:19,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 2539 transitions. [2022-07-23 04:20:19,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-07-23 04:20:19,537 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:20:19,537 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:20:19,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-23 04:20:19,538 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:20:19,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:20:19,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1073764556, now seen corresponding path program 1 times [2022-07-23 04:20:19,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:20:19,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066380309] [2022-07-23 04:20:19,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:20:19,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:20:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:20:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:20:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:20:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:20:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:20:21,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:20:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:20:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:20:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:20:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:20:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:20:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:20:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:20:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:20:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:20:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:20:21,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:20:21,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066380309] [2022-07-23 04:20:21,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066380309] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:20:21,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:20:21,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:20:21,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59910068] [2022-07-23 04:20:21,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:20:21,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:20:21,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:20:21,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:20:21,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:20:21,728 INFO L87 Difference]: Start difference. First operand 1888 states and 2539 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-23 04:20:24,060 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:26,384 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:30,392 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:34,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:20:34,188 INFO L93 Difference]: Finished difference Result 1888 states and 2539 transitions. [2022-07-23 04:20:34,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:20:34,189 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 100 [2022-07-23 04:20:34,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:20:34,197 INFO L225 Difference]: With dead ends: 1888 [2022-07-23 04:20:34,197 INFO L226 Difference]: Without dead ends: 1886 [2022-07-23 04:20:34,198 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:20:34,199 INFO L413 NwaCegarLoop]: 1287 mSDtfsCounter, 2053 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1252 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2191 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1252 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-07-23 04:20:34,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2191 Valid, 2563 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1252 Invalid, 3 Unknown, 0 Unchecked, 12.1s Time] [2022-07-23 04:20:34,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1886 states. [2022-07-23 04:20:34,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1886 to 1886. [2022-07-23 04:20:34,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1886 states, 1316 states have (on average 1.249240121580547) internal successors, (1644), 1359 states have internal predecessors, (1644), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:20:34,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1886 states and 2537 transitions. [2022-07-23 04:20:34,276 INFO L78 Accepts]: Start accepts. Automaton has 1886 states and 2537 transitions. Word has length 100 [2022-07-23 04:20:34,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:20:34,276 INFO L495 AbstractCegarLoop]: Abstraction has 1886 states and 2537 transitions. [2022-07-23 04:20:34,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-23 04:20:34,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2537 transitions. [2022-07-23 04:20:34,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-23 04:20:34,278 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:20:34,278 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:20:34,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-23 04:20:34,278 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:20:34,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:20:34,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1526092476, now seen corresponding path program 1 times [2022-07-23 04:20:34,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:20:34,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383412994] [2022-07-23 04:20:34,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:20:34,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:20:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:20:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:20:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:20:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:20:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:20:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:20:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:20:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:20:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:20:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:20:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:20:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:20:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:20:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:20:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:20:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:20:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:36,422 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:20:36,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:20:36,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383412994] [2022-07-23 04:20:36,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383412994] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:20:36,423 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:20:36,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:20:36,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764685153] [2022-07-23 04:20:36,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:20:36,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:20:36,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:20:36,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:20:36,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:20:36,425 INFO L87 Difference]: Start difference. First operand 1886 states and 2537 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:20:38,650 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:40,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:45,151 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:49,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:20:49,006 INFO L93 Difference]: Finished difference Result 1886 states and 2537 transitions. [2022-07-23 04:20:49,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:20:49,006 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 106 [2022-07-23 04:20:49,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:20:49,015 INFO L225 Difference]: With dead ends: 1886 [2022-07-23 04:20:49,015 INFO L226 Difference]: Without dead ends: 1884 [2022-07-23 04:20:49,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:20:49,016 INFO L413 NwaCegarLoop]: 1285 mSDtfsCounter, 2051 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1246 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2188 SdHoareTripleChecker+Valid, 2561 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1246 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:20:49,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2188 Valid, 2561 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1246 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2022-07-23 04:20:49,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1884 states. [2022-07-23 04:20:49,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1884 to 1884. [2022-07-23 04:20:49,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1884 states, 1315 states have (on average 1.2486692015209127) internal successors, (1642), 1357 states have internal predecessors, (1642), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:20:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1884 states and 2535 transitions. [2022-07-23 04:20:49,100 INFO L78 Accepts]: Start accepts. Automaton has 1884 states and 2535 transitions. Word has length 106 [2022-07-23 04:20:49,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:20:49,100 INFO L495 AbstractCegarLoop]: Abstraction has 1884 states and 2535 transitions. [2022-07-23 04:20:49,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:20:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2535 transitions. [2022-07-23 04:20:49,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-07-23 04:20:49,102 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:20:49,102 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:20:49,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-23 04:20:49,102 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:20:49,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:20:49,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1991172703, now seen corresponding path program 1 times [2022-07-23 04:20:49,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:20:49,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974839812] [2022-07-23 04:20:49,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:20:49,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:20:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:50,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:20:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:50,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:20:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:50,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:20:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:20:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:20:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:20:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:20:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:20:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:20:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:20:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:20:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:20:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:20:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:20:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:20:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:20:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:20:51,141 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:20:51,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:20:51,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974839812] [2022-07-23 04:20:51,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974839812] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:20:51,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:20:51,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:20:51,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345182722] [2022-07-23 04:20:51,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:20:51,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:20:51,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:20:51,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:20:51,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:20:51,144 INFO L87 Difference]: Start difference. First operand 1884 states and 2535 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:20:53,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:55,707 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:20:59,943 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:04,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:04,274 INFO L93 Difference]: Finished difference Result 1884 states and 2535 transitions. [2022-07-23 04:21:04,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:04,275 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 108 [2022-07-23 04:21:04,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:04,283 INFO L225 Difference]: With dead ends: 1884 [2022-07-23 04:21:04,283 INFO L226 Difference]: Without dead ends: 1882 [2022-07-23 04:21:04,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:21:04,285 INFO L413 NwaCegarLoop]: 1283 mSDtfsCounter, 2039 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1248 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2176 SdHoareTripleChecker+Valid, 2559 SdHoareTripleChecker+Invalid, 2115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1248 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:04,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2176 Valid, 2559 Invalid, 2115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1248 Invalid, 3 Unknown, 0 Unchecked, 12.8s Time] [2022-07-23 04:21:04,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1882 states. [2022-07-23 04:21:04,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1882 to 1882. [2022-07-23 04:21:04,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1882 states, 1314 states have (on average 1.248097412480974) internal successors, (1640), 1355 states have internal predecessors, (1640), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:21:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1882 states and 2533 transitions. [2022-07-23 04:21:04,379 INFO L78 Accepts]: Start accepts. Automaton has 1882 states and 2533 transitions. Word has length 108 [2022-07-23 04:21:04,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:04,379 INFO L495 AbstractCegarLoop]: Abstraction has 1882 states and 2533 transitions. [2022-07-23 04:21:04,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-23 04:21:04,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2533 transitions. [2022-07-23 04:21:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-07-23 04:21:04,382 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:04,382 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:21:04,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-23 04:21:04,382 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:21:04,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:04,383 INFO L85 PathProgramCache]: Analyzing trace with hash 282489382, now seen corresponding path program 1 times [2022-07-23 04:21:04,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:04,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066522089] [2022-07-23 04:21:04,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:04,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:21:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:21:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:21:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:21:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:21:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:21:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:21:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:21:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:21:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:21:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:06,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:06,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066522089] [2022-07-23 04:21:06,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066522089] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:06,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:06,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:06,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986998332] [2022-07-23 04:21:06,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:06,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:06,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:06,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:06,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:06,633 INFO L87 Difference]: Start difference. First operand 1882 states and 2533 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-23 04:21:08,905 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:11,236 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:15,230 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:19,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:19,125 INFO L93 Difference]: Finished difference Result 1882 states and 2533 transitions. [2022-07-23 04:21:19,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:19,126 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 114 [2022-07-23 04:21:19,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:19,133 INFO L225 Difference]: With dead ends: 1882 [2022-07-23 04:21:19,134 INFO L226 Difference]: Without dead ends: 1880 [2022-07-23 04:21:19,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:21:19,135 INFO L413 NwaCegarLoop]: 1281 mSDtfsCounter, 2035 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1246 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2171 SdHoareTripleChecker+Valid, 2557 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1246 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:19,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2171 Valid, 2557 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1246 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2022-07-23 04:21:19,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1880 states. [2022-07-23 04:21:19,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1880 to 1880. [2022-07-23 04:21:19,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1880 states, 1313 states have (on average 1.2475247524752475) internal successors, (1638), 1353 states have internal predecessors, (1638), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:21:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1880 states and 2531 transitions. [2022-07-23 04:21:19,214 INFO L78 Accepts]: Start accepts. Automaton has 1880 states and 2531 transitions. Word has length 114 [2022-07-23 04:21:19,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:19,215 INFO L495 AbstractCegarLoop]: Abstraction has 1880 states and 2531 transitions. [2022-07-23 04:21:19,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-07-23 04:21:19,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2531 transitions. [2022-07-23 04:21:19,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-07-23 04:21:19,217 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:19,218 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:21:19,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-23 04:21:19,218 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:21:19,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:19,219 INFO L85 PathProgramCache]: Analyzing trace with hash 406054183, now seen corresponding path program 1 times [2022-07-23 04:21:19,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:19,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600707758] [2022-07-23 04:21:19,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:19,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:20,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:20,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:20,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:21:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:21:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:21:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:21:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:21:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:21:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:21:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:21:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:21:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:21:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-23 04:21:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:21,122 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:21,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:21,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600707758] [2022-07-23 04:21:21,122 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600707758] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:21,123 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:21,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:21,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647500192] [2022-07-23 04:21:21,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:21,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:21,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:21,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:21,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:21,124 INFO L87 Difference]: Start difference. First operand 1880 states and 2531 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-23 04:21:23,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:25,632 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:29,832 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:33,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:33,858 INFO L93 Difference]: Finished difference Result 1880 states and 2531 transitions. [2022-07-23 04:21:33,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:33,859 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 120 [2022-07-23 04:21:33,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:33,873 INFO L225 Difference]: With dead ends: 1880 [2022-07-23 04:21:33,874 INFO L226 Difference]: Without dead ends: 1878 [2022-07-23 04:21:33,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:21:33,877 INFO L413 NwaCegarLoop]: 1279 mSDtfsCounter, 2029 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1244 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2164 SdHoareTripleChecker+Valid, 2555 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1244 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:33,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2164 Valid, 2555 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1244 Invalid, 3 Unknown, 0 Unchecked, 12.4s Time] [2022-07-23 04:21:33,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1878 states. [2022-07-23 04:21:33,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1878 to 1878. [2022-07-23 04:21:33,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1878 states, 1312 states have (on average 1.2469512195121952) internal successors, (1636), 1351 states have internal predecessors, (1636), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:21:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1878 states and 2529 transitions. [2022-07-23 04:21:33,975 INFO L78 Accepts]: Start accepts. Automaton has 1878 states and 2529 transitions. Word has length 120 [2022-07-23 04:21:33,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:33,978 INFO L495 AbstractCegarLoop]: Abstraction has 1878 states and 2529 transitions. [2022-07-23 04:21:33,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-23 04:21:33,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2529 transitions. [2022-07-23 04:21:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-07-23 04:21:33,981 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:33,982 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:21:33,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-23 04:21:33,983 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:21:33,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:33,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1446133040, now seen corresponding path program 1 times [2022-07-23 04:21:33,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:33,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823723090] [2022-07-23 04:21:33,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:33,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:21:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:21:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:21:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:21:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:21:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:21:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:21:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:21:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:21:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:21:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-23 04:21:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-23 04:21:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:36,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:36,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823723090] [2022-07-23 04:21:36,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823723090] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:36,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:36,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:36,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311423392] [2022-07-23 04:21:36,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:36,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:36,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:36,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:36,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:36,333 INFO L87 Difference]: Start difference. First operand 1878 states and 2529 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-23 04:21:38,643 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:41,024 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:45,176 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:49,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 04:21:49,024 INFO L93 Difference]: Finished difference Result 1878 states and 2529 transitions. [2022-07-23 04:21:49,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 04:21:49,024 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 126 [2022-07-23 04:21:49,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 04:21:49,034 INFO L225 Difference]: With dead ends: 1878 [2022-07-23 04:21:49,034 INFO L226 Difference]: Without dead ends: 1876 [2022-07-23 04:21:49,035 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-23 04:21:49,036 INFO L413 NwaCegarLoop]: 1277 mSDtfsCounter, 2023 mSDsluCounter, 1276 mSDsCounter, 0 mSdLazyCounter, 1242 mSolverCounterSat, 864 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2157 SdHoareTripleChecker+Valid, 2553 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 1242 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-07-23 04:21:49,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2157 Valid, 2553 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 1242 Invalid, 3 Unknown, 0 Unchecked, 12.3s Time] [2022-07-23 04:21:49,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1876 states. [2022-07-23 04:21:49,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1876 to 1876. [2022-07-23 04:21:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1876 states, 1311 states have (on average 1.2463768115942029) internal successors, (1634), 1349 states have internal predecessors, (1634), 444 states have call successors, (444), 111 states have call predecessors, (444), 110 states have return successors, (449), 436 states have call predecessors, (449), 442 states have call successors, (449) [2022-07-23 04:21:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1876 states and 2527 transitions. [2022-07-23 04:21:49,124 INFO L78 Accepts]: Start accepts. Automaton has 1876 states and 2527 transitions. Word has length 126 [2022-07-23 04:21:49,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 04:21:49,125 INFO L495 AbstractCegarLoop]: Abstraction has 1876 states and 2527 transitions. [2022-07-23 04:21:49,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-23 04:21:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2527 transitions. [2022-07-23 04:21:49,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-23 04:21:49,127 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 04:21:49,127 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 04:21:49,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-23 04:21:49,127 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 20 more)] === [2022-07-23 04:21:49,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 04:21:49,128 INFO L85 PathProgramCache]: Analyzing trace with hash 933821385, now seen corresponding path program 1 times [2022-07-23 04:21:49,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 04:21:49,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799993154] [2022-07-23 04:21:49,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 04:21:49,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 04:21:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 04:21:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-23 04:21:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-07-23 04:21:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-23 04:21:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-23 04:21:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-23 04:21:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 04:21:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-23 04:21:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-07-23 04:21:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-23 04:21:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 04:21:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-23 04:21:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-07-23 04:21:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-07-23 04:21:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-23 04:21:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-23 04:21:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-23 04:21:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-23 04:21:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-23 04:21:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-07-23 04:21:51,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 04:21:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 04:21:51,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 04:21:51,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799993154] [2022-07-23 04:21:51,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799993154] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 04:21:51,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 04:21:51,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 04:21:51,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872833548] [2022-07-23 04:21:51,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 04:21:51,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 04:21:51,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 04:21:51,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 04:21:51,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 04:21:51,462 INFO L87 Difference]: Start difference. First operand 1876 states and 2527 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-07-23 04:21:53,684 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:21:56,027 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 04:22:00,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []