./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF --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 a13fc36e99ff93768df6870e14394ac7910ba35cb39dc0d4df8c772787857673 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:02:26,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:02:26,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:02:26,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:02:26,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:02:26,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:02:26,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:02:26,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:02:26,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:02:26,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:02:26,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:02:26,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:02:26,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:02:26,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:02:26,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:02:26,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:02:26,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:02:26,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:02:26,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:02:26,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:02:26,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:02:26,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:02:26,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:02:26,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:02:26,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:02:26,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:02:26,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:02:26,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:02:26,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:02:26,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:02:26,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:02:26,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:02:26,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:02:26,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:02:26,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:02:26,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:02:26,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:02:26,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:02:26,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:02:26,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:02:26,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:02:26,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 07:02:26,738 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:02:26,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:02:26,739 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:02:26,739 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:02:26,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:02:26,748 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:02:26,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:02:26,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:02:26,750 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:02:26,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:02:26,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:02:26,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:02:26,752 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:02:26,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:02:26,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:02:26,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:02:26,753 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:02:26,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:02:26,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:02:26,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:02:26,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:02:26,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:02:26,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:02:26,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:02:26,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:02:26,756 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:02:26,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:02:26,757 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:02:26,757 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:02:26,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:02:26,758 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:02:26,758 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a13fc36e99ff93768df6870e14394ac7910ba35cb39dc0d4df8c772787857673 [2021-11-20 07:02:27,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:02:27,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:02:27,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:02:27,145 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:02:27,148 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:02:27,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2021-11-20 07:02:27,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/data/c7c965996/7d14d3cec711416fb55442664b033d68/FLAGdebb21e38 [2021-11-20 07:02:28,578 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:02:28,579 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2021-11-20 07:02:28,689 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/data/c7c965996/7d14d3cec711416fb55442664b033d68/FLAGdebb21e38 [2021-11-20 07:02:29,160 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/data/c7c965996/7d14d3cec711416fb55442664b033d68 [2021-11-20 07:02:29,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:02:29,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:02:29,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:02:29,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:02:29,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:02:29,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:02:29" (1/1) ... [2021-11-20 07:02:29,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7060b4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:29, skipping insertion in model container [2021-11-20 07:02:29,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:02:29" (1/1) ... [2021-11-20 07:02:29,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:02:29,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:02:40,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[874998,875011] [2021-11-20 07:02:40,320 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875143,875156] [2021-11-20 07:02:40,320 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875289,875302] [2021-11-20 07:02:40,321 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875454,875467] [2021-11-20 07:02:40,321 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875612,875625] [2021-11-20 07:02:40,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875770,875783] [2021-11-20 07:02:40,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875928,875941] [2021-11-20 07:02:40,323 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876088,876101] [2021-11-20 07:02:40,323 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876247,876260] [2021-11-20 07:02:40,324 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876386,876399] [2021-11-20 07:02:40,324 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876528,876541] [2021-11-20 07:02:40,325 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876677,876690] [2021-11-20 07:02:40,325 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876816,876829] [2021-11-20 07:02:40,326 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876971,876984] [2021-11-20 07:02:40,326 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877131,877144] [2021-11-20 07:02:40,327 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877282,877295] [2021-11-20 07:02:40,327 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877433,877446] [2021-11-20 07:02:40,328 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877585,877598] [2021-11-20 07:02:40,328 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877734,877747] [2021-11-20 07:02:40,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877882,877895] [2021-11-20 07:02:40,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878039,878052] [2021-11-20 07:02:40,330 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878188,878201] [2021-11-20 07:02:40,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878344,878357] [2021-11-20 07:02:40,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878497,878510] [2021-11-20 07:02:40,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878643,878656] [2021-11-20 07:02:40,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878786,878799] [2021-11-20 07:02:40,333 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878938,878951] [2021-11-20 07:02:40,333 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879084,879097] [2021-11-20 07:02:40,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879229,879242] [2021-11-20 07:02:40,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879383,879396] [2021-11-20 07:02:40,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879534,879547] [2021-11-20 07:02:40,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879689,879702] [2021-11-20 07:02:40,336 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879841,879854] [2021-11-20 07:02:40,336 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879996,880009] [2021-11-20 07:02:40,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880160,880173] [2021-11-20 07:02:40,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880316,880329] [2021-11-20 07:02:40,338 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880480,880493] [2021-11-20 07:02:40,338 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880622,880635] [2021-11-20 07:02:40,339 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880780,880793] [2021-11-20 07:02:40,339 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880947,880960] [2021-11-20 07:02:40,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881106,881119] [2021-11-20 07:02:40,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881265,881278] [2021-11-20 07:02:40,341 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881414,881427] [2021-11-20 07:02:40,341 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881561,881574] [2021-11-20 07:02:40,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881700,881713] [2021-11-20 07:02:40,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881863,881876] [2021-11-20 07:02:40,343 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882029,882042] [2021-11-20 07:02:40,343 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882193,882206] [2021-11-20 07:02:40,344 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882358,882371] [2021-11-20 07:02:40,344 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882523,882536] [2021-11-20 07:02:40,345 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882689,882702] [2021-11-20 07:02:40,345 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882854,882867] [2021-11-20 07:02:40,346 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883021,883034] [2021-11-20 07:02:40,346 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883181,883194] [2021-11-20 07:02:40,347 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883343,883356] [2021-11-20 07:02:40,347 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883502,883515] [2021-11-20 07:02:40,347 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883648,883661] [2021-11-20 07:02:40,348 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883791,883804] [2021-11-20 07:02:40,348 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883935,883948] [2021-11-20 07:02:40,349 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884078,884091] [2021-11-20 07:02:40,349 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884222,884235] [2021-11-20 07:02:40,350 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884363,884376] [2021-11-20 07:02:40,350 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884501,884514] [2021-11-20 07:02:40,351 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884659,884672] [2021-11-20 07:02:40,351 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884818,884831] [2021-11-20 07:02:40,352 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884974,884987] [2021-11-20 07:02:40,352 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885123,885136] [2021-11-20 07:02:40,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885275,885288] [2021-11-20 07:02:40,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885426,885439] [2021-11-20 07:02:40,354 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885575,885588] [2021-11-20 07:02:40,354 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885727,885740] [2021-11-20 07:02:40,355 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885875,885888] [2021-11-20 07:02:40,355 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886028,886041] [2021-11-20 07:02:40,356 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886179,886192] [2021-11-20 07:02:40,356 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886329,886342] [2021-11-20 07:02:40,357 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886476,886489] [2021-11-20 07:02:40,357 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886627,886640] [2021-11-20 07:02:40,358 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886778,886791] [2021-11-20 07:02:40,358 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886926,886939] [2021-11-20 07:02:40,359 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887092,887105] [2021-11-20 07:02:40,359 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887261,887274] [2021-11-20 07:02:40,360 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887428,887441] [2021-11-20 07:02:40,360 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887596,887609] [2021-11-20 07:02:40,361 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887746,887759] [2021-11-20 07:02:40,361 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887893,887906] [2021-11-20 07:02:40,362 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888054,888067] [2021-11-20 07:02:40,362 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888224,888237] [2021-11-20 07:02:40,363 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888386,888399] [2021-11-20 07:02:40,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:02:40,432 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:02:41,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[874998,875011] [2021-11-20 07:02:41,500 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875143,875156] [2021-11-20 07:02:41,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875289,875302] [2021-11-20 07:02:41,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875454,875467] [2021-11-20 07:02:41,502 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875612,875625] [2021-11-20 07:02:41,503 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875770,875783] [2021-11-20 07:02:41,504 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875928,875941] [2021-11-20 07:02:41,504 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876088,876101] [2021-11-20 07:02:41,506 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876247,876260] [2021-11-20 07:02:41,506 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876386,876399] [2021-11-20 07:02:41,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876528,876541] [2021-11-20 07:02:41,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876677,876690] [2021-11-20 07:02:41,508 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876816,876829] [2021-11-20 07:02:41,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876971,876984] [2021-11-20 07:02:41,510 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877131,877144] [2021-11-20 07:02:41,511 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877282,877295] [2021-11-20 07:02:41,511 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877433,877446] [2021-11-20 07:02:41,512 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877585,877598] [2021-11-20 07:02:41,513 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877734,877747] [2021-11-20 07:02:41,513 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877882,877895] [2021-11-20 07:02:41,513 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878039,878052] [2021-11-20 07:02:41,514 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878188,878201] [2021-11-20 07:02:41,514 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878344,878357] [2021-11-20 07:02:41,515 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878497,878510] [2021-11-20 07:02:41,515 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878643,878656] [2021-11-20 07:02:41,515 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878786,878799] [2021-11-20 07:02:41,516 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878938,878951] [2021-11-20 07:02:41,517 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879084,879097] [2021-11-20 07:02:41,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879229,879242] [2021-11-20 07:02:41,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879383,879396] [2021-11-20 07:02:41,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879534,879547] [2021-11-20 07:02:41,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879689,879702] [2021-11-20 07:02:41,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879841,879854] [2021-11-20 07:02:41,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879996,880009] [2021-11-20 07:02:41,521 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880160,880173] [2021-11-20 07:02:41,521 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880316,880329] [2021-11-20 07:02:41,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880480,880493] [2021-11-20 07:02:41,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880622,880635] [2021-11-20 07:02:41,523 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880780,880793] [2021-11-20 07:02:41,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880947,880960] [2021-11-20 07:02:41,525 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881106,881119] [2021-11-20 07:02:41,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881265,881278] [2021-11-20 07:02:41,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881414,881427] [2021-11-20 07:02:41,527 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881561,881574] [2021-11-20 07:02:41,527 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881700,881713] [2021-11-20 07:02:41,528 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881863,881876] [2021-11-20 07:02:41,528 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882029,882042] [2021-11-20 07:02:41,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882193,882206] [2021-11-20 07:02:41,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882358,882371] [2021-11-20 07:02:41,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882523,882536] [2021-11-20 07:02:41,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882689,882702] [2021-11-20 07:02:41,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882854,882867] [2021-11-20 07:02:41,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883021,883034] [2021-11-20 07:02:41,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883181,883194] [2021-11-20 07:02:41,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883343,883356] [2021-11-20 07:02:41,537 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883502,883515] [2021-11-20 07:02:41,538 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883648,883661] [2021-11-20 07:02:41,538 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883791,883804] [2021-11-20 07:02:41,539 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883935,883948] [2021-11-20 07:02:41,539 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884078,884091] [2021-11-20 07:02:41,539 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884222,884235] [2021-11-20 07:02:41,540 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884363,884376] [2021-11-20 07:02:41,541 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884501,884514] [2021-11-20 07:02:41,544 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884659,884672] [2021-11-20 07:02:41,544 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884818,884831] [2021-11-20 07:02:41,545 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884974,884987] [2021-11-20 07:02:41,545 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885123,885136] [2021-11-20 07:02:41,546 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885275,885288] [2021-11-20 07:02:41,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885426,885439] [2021-11-20 07:02:41,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885575,885588] [2021-11-20 07:02:41,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885727,885740] [2021-11-20 07:02:41,548 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885875,885888] [2021-11-20 07:02:41,554 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886028,886041] [2021-11-20 07:02:41,554 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886179,886192] [2021-11-20 07:02:41,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886329,886342] [2021-11-20 07:02:41,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886476,886489] [2021-11-20 07:02:41,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886627,886640] [2021-11-20 07:02:41,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886778,886791] [2021-11-20 07:02:41,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886926,886939] [2021-11-20 07:02:41,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887092,887105] [2021-11-20 07:02:41,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887261,887274] [2021-11-20 07:02:41,559 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887428,887441] [2021-11-20 07:02:41,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887596,887609] [2021-11-20 07:02:41,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887746,887759] [2021-11-20 07:02:41,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887893,887906] [2021-11-20 07:02:41,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888054,888067] [2021-11-20 07:02:41,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888224,888237] [2021-11-20 07:02:41,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888386,888399] [2021-11-20 07:02:41,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:02:42,184 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:02:42,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42 WrapperNode [2021-11-20 07:02:42,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:02:42,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:02:42,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:02:42,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:02:42,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:42,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:42,965 INFO L137 Inliner]: procedures = 964, calls = 5511, calls flagged for inlining = 500, calls inlined = 431, statements flattened = 15958 [2021-11-20 07:02:42,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:02:42,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:02:42,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:02:42,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:02:42,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:42,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:43,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:43,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:43,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:43,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:43,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:43,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:02:43,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:02:43,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:02:43,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:02:43,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (1/1) ... [2021-11-20 07:02:43,862 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:02:43,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:02:43,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:02:44,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5685b4d-4bb0-4a57-a680-ae7b5cb433aa/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:02:44,081 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2021-11-20 07:02:44,081 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2021-11-20 07:02:44,081 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-11-20 07:02:44,082 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-11-20 07:02:44,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-20 07:02:44,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-20 07:02:44,082 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_dump [2021-11-20 07:02:44,082 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_dump [2021-11-20 07:02:44,082 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-20 07:02:44,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-20 07:02:44,083 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2021-11-20 07:02:44,083 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2021-11-20 07:02:44,083 INFO L130 BoogieDeclarations]: Found specification of procedure __nf_tables_rule_lookup [2021-11-20 07:02:44,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __nf_tables_rule_lookup [2021-11-20 07:02:44,083 INFO L130 BoogieDeclarations]: Found specification of procedure netlink_dump_start [2021-11-20 07:02:44,083 INFO L138 BoogieDeclarations]: Found implementation of procedure netlink_dump_start [2021-11-20 07:02:44,084 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-20 07:02:44,084 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_is_active_next [2021-11-20 07:02:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_is_active_next [2021-11-20 07:02:44,084 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_rule_info [2021-11-20 07:02:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_rule_info [2021-11-20 07:02:44,084 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_select_ops [2021-11-20 07:02:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_select_ops [2021-11-20 07:02:44,085 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_init [2021-11-20 07:02:44,085 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_init [2021-11-20 07:02:44,085 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_init [2021-11-20 07:02:44,085 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_init [2021-11-20 07:02:44,085 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-20 07:02:44,085 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-20 07:02:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-20 07:02:44,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-20 07:02:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_destroy [2021-11-20 07:02:44,086 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_destroy [2021-11-20 07:02:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_dump [2021-11-20 07:02:44,086 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_dump [2021-11-20 07:02:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2021-11-20 07:02:44,087 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2021-11-20 07:02:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure nla_ok [2021-11-20 07:02:44,087 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_ok [2021-11-20 07:02:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-20 07:02:44,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-20 07:02:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_notify [2021-11-20 07:02:44,087 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_notify [2021-11-20 07:02:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-20 07:02:44,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-20 07:02:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 07:02:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-20 07:02:44,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-20 07:02:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_mask [2021-11-20 07:02:44,088 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_mask [2021-11-20 07:02:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_hdr [2021-11-20 07:02:44,089 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_hdr [2021-11-20 07:02:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2021-11-20 07:02:44,089 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2021-11-20 07:02:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure nft_userdata [2021-11-20 07:02:44,089 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_userdata [2021-11-20 07:02:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-20 07:02:44,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-20 07:02:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-11-20 07:02:44,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-11-20 07:02:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_unlock [2021-11-20 07:02:44,090 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_unlock [2021-11-20 07:02:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 07:02:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:02:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_set [2021-11-20 07:02:44,091 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_set [2021-11-20 07:02:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-20 07:02:44,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-20 07:02:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 07:02:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-20 07:02:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure nla_next [2021-11-20 07:02:44,091 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_next [2021-11-20 07:02:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_notify [2021-11-20 07:02:44,092 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_notify [2021-11-20 07:02:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure nft_bitwise_init [2021-11-20 07:02:44,092 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_bitwise_init [2021-11-20 07:02:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure nft_type_to_reg [2021-11-20 07:02:44,092 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_type_to_reg [2021-11-20 07:02:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-20 07:02:44,093 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-20 07:02:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_disable [2021-11-20 07:02:44,093 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_disable [2021-11-20 07:02:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_init [2021-11-20 07:02:44,093 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_init [2021-11-20 07:02:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_dump_rules [2021-11-20 07:02:44,093 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_dump_rules [2021-11-20 07:02:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-11-20 07:02:44,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-11-20 07:02:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_clear [2021-11-20 07:02:44,094 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_clear [2021-11-20 07:02:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_eval [2021-11-20 07:02:44,094 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_eval [2021-11-20 07:02:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_eval [2021-11-20 07:02:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_eval [2021-11-20 07:02:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init [2021-11-20 07:02:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init [2021-11-20 07:02:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-11-20 07:02:44,095 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-11-20 07:02:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:02:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:02:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 07:02:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 07:02:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_check_loops [2021-11-20 07:02:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_check_loops [2021-11-20 07:02:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure nft_set_destroy [2021-11-20 07:02:44,096 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_set_destroy [2021-11-20 07:02:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_core_module_exit [2021-11-20 07:02:44,097 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_core_module_exit [2021-11-20 07:02:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2021-11-20 07:02:44,097 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2021-11-20 07:02:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be64 [2021-11-20 07:02:44,097 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be64 [2021-11-20 07:02:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure nft_register_expr [2021-11-20 07:02:44,098 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_register_expr [2021-11-20 07:02:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2021-11-20 07:02:44,098 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2021-11-20 07:02:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_alloc_handle [2021-11-20 07:02:44,098 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_alloc_handle [2021-11-20 07:02:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be32 [2021-11-20 07:02:44,098 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be32 [2021-11-20 07:02:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure sock_net [2021-11-20 07:02:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_net [2021-11-20 07:02:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_setelem [2021-11-20 07:02:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_setelem [2021-11-20 07:02:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 07:02:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 07:02:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure nft_stats_alloc [2021-11-20 07:02:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_stats_alloc [2021-11-20 07:02:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-20 07:02:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-20 07:02:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2021-11-20 07:02:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2021-11-20 07:02:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure nft_flush_table [2021-11-20 07:02:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_flush_table [2021-11-20 07:02:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-20 07:02:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-20 07:02:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2021-11-20 07:02:44,101 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2021-11-20 07:02:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_lookup [2021-11-20 07:02:44,101 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_lookup [2021-11-20 07:02:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-20 07:02:44,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-20 07:02:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:02:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_getchain [2021-11-20 07:02:44,102 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_getchain [2021-11-20 07:02:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-20 07:02:44,102 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-20 07:02:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-20 07:02:44,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-20 07:02:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_try_module_get [2021-11-20 07:02:44,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_try_module_get [2021-11-20 07:02:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 07:02:44,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 07:02:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 07:02:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_newtable [2021-11-20 07:02:44,103 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_newtable [2021-11-20 07:02:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_table_info [2021-11-20 07:02:44,103 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_table_info [2021-11-20 07:02:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_priv [2021-11-20 07:02:44,104 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_priv [2021-11-20 07:02:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_lookup [2021-11-20 07:02:44,104 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_lookup [2021-11-20 07:02:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure nft_bitwise_module_exit [2021-11-20 07:02:44,104 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_bitwise_module_exit [2021-11-20 07:02:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2021-11-20 07:02:44,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2021-11-20 07:02:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-11-20 07:02:44,105 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-11-20 07:02:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 07:02:44,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 07:02:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init_from_setattr [2021-11-20 07:02:44,105 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init_from_setattr [2021-11-20 07:02:44,105 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init_from_elemattr [2021-11-20 07:02:44,105 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init_from_elemattr [2021-11-20 07:02:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_last [2021-11-20 07:02:44,106 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_last [2021-11-20 07:02:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 07:02:44,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 07:02:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-20 07:02:44,106 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-20 07:02:44,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-20 07:02:44,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-20 07:02:44,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-20 07:02:44,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-20 07:02:44,107 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse_nested [2021-11-20 07:02:44,107 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse_nested [2021-11-20 07:02:44,107 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_module_exit [2021-11-20 07:02:44,107 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_module_exit [2021-11-20 07:02:44,107 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_set_err [2021-11-20 07:02:44,108 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_set_err [2021-11-20 07:02:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-11-20 07:02:44,108 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-11-20 07:02:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-20 07:02:44,108 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-20 07:02:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:02:44,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 07:02:44,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 07:02:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_data_load [2021-11-20 07:02:44,109 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_data_load [2021-11-20 07:02:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_init [2021-11-20 07:02:44,109 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_init [2021-11-20 07:02:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure nl_dump_check_consistent [2021-11-20 07:02:44,109 INFO L138 BoogieDeclarations]: Found implementation of procedure nl_dump_check_consistent [2021-11-20 07:02:44,109 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_commit [2021-11-20 07:02:44,110 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_commit [2021-11-20 07:02:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-20 07:02:44,110 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-20 07:02:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-11-20 07:02:44,110 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-11-20 07:02:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_destroy [2021-11-20 07:02:44,110 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_destroy [2021-11-20 07:02:44,110 INFO L130 BoogieDeclarations]: Found specification of procedure nft_base_chain [2021-11-20 07:02:44,111 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_base_chain [2021-11-20 07:02:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_lock [2021-11-20 07:02:44,111 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_lock [2021-11-20 07:02:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_uninit [2021-11-20 07:02:44,111 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_uninit [2021-11-20 07:02:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_dump [2021-11-20 07:02:44,111 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_dump [2021-11-20 07:02:44,111 INFO L130 BoogieDeclarations]: Found specification of procedure __nft_expr_type_get [2021-11-20 07:02:44,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __nft_expr_type_get [2021-11-20 07:02:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_output_register [2021-11-20 07:02:44,112 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_output_register [2021-11-20 07:02:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_delchain [2021-11-20 07:02:44,112 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_delchain [2021-11-20 07:02:44,112 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_notify [2021-11-20 07:02:44,112 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_notify [2021-11-20 07:02:44,113 INFO L130 BoogieDeclarations]: Found specification of procedure nla_strcmp [2021-11-20 07:02:44,113 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_strcmp [2021-11-20 07:02:44,113 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2021-11-20 07:02:44,113 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2021-11-20 07:02:44,113 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_dump [2021-11-20 07:02:44,113 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_dump [2021-11-20 07:02:44,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-20 07:02:44,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-20 07:02:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 07:02:44,114 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 07:02:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_destroy [2021-11-20 07:02:44,114 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_destroy [2021-11-20 07:02:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_notify [2021-11-20 07:02:44,114 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_notify [2021-11-20 07:02:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_dump [2021-11-20 07:02:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_dump [2021-11-20 07:02:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-20 07:02:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-20 07:02:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 07:02:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 07:02:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be32 [2021-11-20 07:02:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be32 [2021-11-20 07:02:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delchain [2021-11-20 07:02:44,116 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delchain [2021-11-20 07:02:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-20 07:02:44,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-20 07:02:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_unicast [2021-11-20 07:02:44,116 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_unicast [2021-11-20 07:02:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-20 07:02:44,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-20 07:02:44,116 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_module_exit [2021-11-20 07:02:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_module_exit [2021-11-20 07:02:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_destroy [2021-11-20 07:02:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_destroy [2021-11-20 07:02:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_deactivate_next [2021-11-20 07:02:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_deactivate_next [2021-11-20 07:02:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-20 07:02:44,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-20 07:02:44,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 07:02:44,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 07:02:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-20 07:02:44,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-20 07:02:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure nft_unregister_expr [2021-11-20 07:02:44,118 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_unregister_expr [2021-11-20 07:02:44,118 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_dump [2021-11-20 07:02:44,118 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_dump [2021-11-20 07:02:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2021-11-20 07:02:44,119 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2021-11-20 07:02:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:02:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure __nf_tables_chain_type_lookup [2021-11-20 07:02:44,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __nf_tables_chain_type_lookup [2021-11-20 07:02:44,119 INFO L130 BoogieDeclarations]: Found specification of procedure nf_register_hooks [2021-11-20 07:02:44,119 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_register_hooks [2021-11-20 07:02:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-20 07:02:44,120 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-20 07:02:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure nla_memcpy [2021-11-20 07:02:44,120 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_memcpy [2021-11-20 07:02:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_lookup [2021-11-20 07:02:44,120 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_lookup [2021-11-20 07:02:44,120 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_gen_info [2021-11-20 07:02:44,120 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_gen_info [2021-11-20 07:02:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be64 [2021-11-20 07:02:44,121 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be64 [2021-11-20 07:02:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 07:02:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-20 07:02:44,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-20 07:02:44,121 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_next [2021-11-20 07:02:44,121 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_next [2021-11-20 07:02:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-20 07:02:44,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-20 07:02:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-20 07:02:44,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-20 07:02:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_select_ops [2021-11-20 07:02:44,122 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_select_ops [2021-11-20 07:02:44,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 07:02:44,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 07:02:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_rule_add [2021-11-20 07:02:44,123 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_rule_add [2021-11-20 07:02:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_set_add [2021-11-20 07:02:44,123 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_set_add [2021-11-20 07:02:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_init [2021-11-20 07:02:44,123 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_init [2021-11-20 07:02:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_eval [2021-11-20 07:02:44,124 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_eval [2021-11-20 07:02:44,124 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-20 07:02:44,124 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-20 07:02:44,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-20 07:02:44,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-20 07:02:44,124 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_eval [2021-11-20 07:02:44,124 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_eval [2021-11-20 07:02:44,124 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_init [2021-11-20 07:02:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_init [2021-11-20 07:02:44,125 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delrule [2021-11-20 07:02:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delrule [2021-11-20 07:02:44,125 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 07:02:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 07:02:44,125 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2021-11-20 07:02:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2021-11-20 07:02:44,126 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trace_packet [2021-11-20 07:02:44,126 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trace_packet [2021-11-20 07:02:44,126 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse [2021-11-20 07:02:44,126 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse [2021-11-20 07:02:44,126 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_has_listeners [2021-11-20 07:02:44,138 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_has_listeners [2021-11-20 07:02:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-20 07:02:44,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-20 07:02:44,138 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_alloc [2021-11-20 07:02:44,139 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_alloc [2021-11-20 07:02:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_report [2021-11-20 07:02:44,139 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_report [2021-11-20 07:02:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_msg_size [2021-11-20 07:02:44,139 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_msg_size [2021-11-20 07:02:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_lookup_byid [2021-11-20 07:02:44,139 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_lookup_byid [2021-11-20 07:02:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_rcu [2021-11-20 07:02:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_rcu [2021-11-20 07:02:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-20 07:02:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-20 07:02:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure nla_strlcpy [2021-11-20 07:02:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_strlcpy [2021-11-20 07:02:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_unregister_hooks [2021-11-20 07:02:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_unregister_hooks [2021-11-20 07:02:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 07:02:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 07:02:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_elem_alloc [2021-11-20 07:02:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_elem_alloc [2021-11-20 07:02:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure nft_afinfo_lookup [2021-11-20 07:02:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_afinfo_lookup [2021-11-20 07:02:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_table_add [2021-11-20 07:02:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_table_add [2021-11-20 07:02:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure gencursor_next [2021-11-20 07:02:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure gencursor_next [2021-11-20 07:02:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-20 07:02:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-20 07:02:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_percpu [2021-11-20 07:02:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_percpu [2021-11-20 07:02:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_module_exit [2021-11-20 07:02:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_module_exit [2021-11-20 07:02:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_afinfo_lookup [2021-11-20 07:02:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_afinfo_lookup [2021-11-20 07:02:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delrule_by_chain [2021-11-20 07:02:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delrule_by_chain [2021-11-20 07:02:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2021-11-20 07:02:44,152 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2021-11-20 07:02:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_data [2021-11-20 07:02:44,152 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_data [2021-11-20 07:02:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_first [2021-11-20 07:02:44,152 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_first [2021-11-20 07:02:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_module_exit [2021-11-20 07:02:44,152 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_module_exit [2021-11-20 07:02:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_dump [2021-11-20 07:02:44,152 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_dump [2021-11-20 07:02:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_expr_info [2021-11-20 07:02:44,152 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_expr_info [2021-11-20 07:02:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 07:02:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-20 07:02:44,153 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-20 07:02:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-20 07:02:44,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-20 07:02:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-20 07:02:44,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-20 07:02:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure nf_unregister_hooks [2021-11-20 07:02:44,153 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_unregister_hooks [2021-11-20 07:02:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_chain_add [2021-11-20 07:02:44,153 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_chain_add [2021-11-20 07:02:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-20 07:02:44,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-20 07:02:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delset [2021-11-20 07:02:44,154 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delset [2021-11-20 07:02:44,154 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_input_register [2021-11-20 07:02:44,154 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_input_register [2021-11-20 07:02:44,154 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_end [2021-11-20 07:02:44,154 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_end [2021-11-20 07:02:44,154 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_destroy [2021-11-20 07:02:44,154 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_destroy [2021-11-20 07:02:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-20 07:02:44,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-20 07:02:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-20 07:02:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-20 07:02:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 07:02:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 07:02:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-20 07:02:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-20 07:02:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-20 07:02:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-20 07:02:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_validate [2021-11-20 07:02:44,157 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_validate [2021-11-20 07:02:44,157 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_init [2021-11-20 07:02:44,157 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_init [2021-11-20 07:02:44,157 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_chain_info [2021-11-20 07:02:44,157 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_chain_info [2021-11-20 07:02:44,157 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-20 07:02:44,157 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-20 07:02:44,158 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_destroy [2021-11-20 07:02:44,158 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_destroy [2021-11-20 07:02:44,158 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-20 07:02:44,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-20 07:02:44,158 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-20 07:02:44,158 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-20 07:02:44,158 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_abort [2021-11-20 07:02:44,158 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_abort [2021-11-20 07:02:44,159 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_init_net [2021-11-20 07:02:44,159 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_init_net [2021-11-20 07:02:44,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-20 07:02:44,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-20 07:02:44,159 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 07:02:44,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 07:02:44,159 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_destroy [2021-11-20 07:02:44,159 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_destroy [2021-11-20 07:02:44,160 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_eval [2021-11-20 07:02:44,160 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_eval [2021-11-20 07:02:44,160 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_setelem_notify [2021-11-20 07:02:44,160 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_setelem_notify [2021-11-20 07:02:44,160 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-11-20 07:02:44,160 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-11-20 07:02:44,160 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_lookup [2021-11-20 07:02:44,160 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_lookup [2021-11-20 07:02:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:02:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 07:02:44,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-20 07:02:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_send [2021-11-20 07:02:44,161 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_send [2021-11-20 07:02:46,510 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:02:46,519 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:02:46,939 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 07:03:00,379 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:03:00,428 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:03:00,428 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-20 07:03:00,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:03:00 BoogieIcfgContainer [2021-11-20 07:03:00,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:03:00,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:03:00,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:03:00,441 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:03:00,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:02:29" (1/3) ... [2021-11-20 07:03:00,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9b755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:03:00, skipping insertion in model container [2021-11-20 07:03:00,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:02:42" (2/3) ... [2021-11-20 07:03:00,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9b755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:03:00, skipping insertion in model container [2021-11-20 07:03:00,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:03:00" (3/3) ... [2021-11-20 07:03:00,446 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2021-11-20 07:03:00,454 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:03:00,455 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2021-11-20 07:03:00,543 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 07:03:00,559 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 07:03:00,561 INFO L340 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2021-11-20 07:03:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand has 5655 states, 3897 states have (on average 1.3189633051064922) internal successors, (5140), 4017 states have internal predecessors, (5140), 1510 states have call successors, (1510), 217 states have call predecessors, (1510), 216 states have return successors, (1487), 1463 states have call predecessors, (1487), 1487 states have call successors, (1487) [2021-11-20 07:03:00,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-20 07:03:00,706 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:03:00,707 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:03:00,707 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:03:00,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:03:00,713 INFO L85 PathProgramCache]: Analyzing trace with hash 265404038, now seen corresponding path program 1 times [2021-11-20 07:03:00,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:03:00,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691766124] [2021-11-20 07:03:00,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:00,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:03:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:01,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:03:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:01,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-20 07:03:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:01,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:03:01,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:03:01,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691766124] [2021-11-20 07:03:01,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691766124] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:03:01,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:03:01,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:03:01,771 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808172914] [2021-11-20 07:03:01,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:03:01,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:03:01,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:03:01,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:03:01,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:03:01,826 INFO L87 Difference]: Start difference. First operand has 5655 states, 3897 states have (on average 1.3189633051064922) internal successors, (5140), 4017 states have internal predecessors, (5140), 1510 states have call successors, (1510), 217 states have call predecessors, (1510), 216 states have return successors, (1487), 1463 states have call predecessors, (1487), 1487 states have call successors, (1487) Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 07:03:08,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:03:08,689 INFO L93 Difference]: Finished difference Result 11280 states and 16603 transitions. [2021-11-20 07:03:08,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:03:08,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2021-11-20 07:03:08,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:03:08,777 INFO L225 Difference]: With dead ends: 11280 [2021-11-20 07:03:08,777 INFO L226 Difference]: Without dead ends: 5604 [2021-11-20 07:03:08,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:03:08,843 INFO L933 BasicCegarLoop]: 8056 mSDtfsCounter, 8060 mSDsluCounter, 21152 mSDsCounter, 0 mSdLazyCounter, 3009 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8064 SdHoareTripleChecker+Valid, 29208 SdHoareTripleChecker+Invalid, 3010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-11-20 07:03:08,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8064 Valid, 29208 Invalid, 3010 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 3009 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-11-20 07:03:08,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5604 states. [2021-11-20 07:03:09,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5604 to 5604. [2021-11-20 07:03:09,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5604 states, 3871 states have (on average 1.299922500645828) internal successors, (5032), 3969 states have internal predecessors, (5032), 1487 states have call successors, (1487), 216 states have call predecessors, (1487), 215 states have return successors, (1485), 1461 states have call predecessors, (1485), 1485 states have call successors, (1485) [2021-11-20 07:03:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5604 states to 5604 states and 8004 transitions. [2021-11-20 07:03:09,346 INFO L78 Accepts]: Start accepts. Automaton has 5604 states and 8004 transitions. Word has length 22 [2021-11-20 07:03:09,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:03:09,348 INFO L470 AbstractCegarLoop]: Abstraction has 5604 states and 8004 transitions. [2021-11-20 07:03:09,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 07:03:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 5604 states and 8004 transitions. [2021-11-20 07:03:09,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-20 07:03:09,353 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:03:09,353 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:03:09,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:03:09,353 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:03:09,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:03:09,354 INFO L85 PathProgramCache]: Analyzing trace with hash 265463620, now seen corresponding path program 1 times [2021-11-20 07:03:09,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:03:09,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610732409] [2021-11-20 07:03:09,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:09,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:03:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:09,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:03:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:09,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-20 07:03:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:03:09,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:03:09,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610732409] [2021-11-20 07:03:09,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610732409] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:03:09,645 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:03:09,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:03:09,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182166012] [2021-11-20 07:03:09,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:03:09,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 07:03:09,647 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:03:09,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:03:09,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:03:09,648 INFO L87 Difference]: Start difference. First operand 5604 states and 8004 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 07:03:10,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:03:10,081 INFO L93 Difference]: Finished difference Result 5604 states and 8004 transitions. [2021-11-20 07:03:10,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:03:10,082 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2021-11-20 07:03:10,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:03:10,138 INFO L225 Difference]: With dead ends: 5604 [2021-11-20 07:03:10,139 INFO L226 Difference]: Without dead ends: 5602 [2021-11-20 07:03:10,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:03:10,145 INFO L933 BasicCegarLoop]: 8000 mSDtfsCounter, 23 mSDsluCounter, 15978 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 23978 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 07:03:10,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 23978 Invalid, 3 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 07:03:10,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5602 states. [2021-11-20 07:03:10,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5602 to 5602. [2021-11-20 07:03:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5602 states, 3870 states have (on average 1.2997416020671835) internal successors, (5030), 3967 states have internal predecessors, (5030), 1487 states have call successors, (1487), 216 states have call predecessors, (1487), 215 states have return successors, (1485), 1461 states have call predecessors, (1485), 1485 states have call successors, (1485) [2021-11-20 07:03:10,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5602 states to 5602 states and 8002 transitions. [2021-11-20 07:03:10,532 INFO L78 Accepts]: Start accepts. Automaton has 5602 states and 8002 transitions. Word has length 22 [2021-11-20 07:03:10,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:03:10,533 INFO L470 AbstractCegarLoop]: Abstraction has 5602 states and 8002 transitions. [2021-11-20 07:03:10,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 07:03:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 5602 states and 8002 transitions. [2021-11-20 07:03:10,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-20 07:03:10,535 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:03:10,536 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:03:10,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:03:10,536 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:03:10,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:03:10,537 INFO L85 PathProgramCache]: Analyzing trace with hash 402452810, now seen corresponding path program 1 times [2021-11-20 07:03:10,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:03:10,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998413726] [2021-11-20 07:03:10,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:10,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:03:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:10,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:03:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:10,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-20 07:03:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:10,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:03:10,857 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:03:10,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998413726] [2021-11-20 07:03:10,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998413726] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:03:10,858 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:03:10,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:03:10,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981372972] [2021-11-20 07:03:10,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:03:10,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 07:03:10,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:03:10,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:03:10,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:03:10,860 INFO L87 Difference]: Start difference. First operand 5602 states and 8002 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 07:03:11,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:03:11,315 INFO L93 Difference]: Finished difference Result 11194 states and 16186 transitions. [2021-11-20 07:03:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:03:11,315 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2021-11-20 07:03:11,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:03:11,375 INFO L225 Difference]: With dead ends: 11194 [2021-11-20 07:03:11,375 INFO L226 Difference]: Without dead ends: 5598 [2021-11-20 07:03:11,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:03:11,441 INFO L933 BasicCegarLoop]: 7996 mSDtfsCounter, 7981 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7981 SdHoareTripleChecker+Valid, 7996 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 07:03:11,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7981 Valid, 7996 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 07:03:11,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5598 states. [2021-11-20 07:03:11,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5598 to 5598. [2021-11-20 07:03:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5598 states, 3867 states have (on average 1.2994569433669512) internal successors, (5025), 3963 states have internal predecessors, (5025), 1487 states have call successors, (1487), 216 states have call predecessors, (1487), 215 states have return successors, (1485), 1461 states have call predecessors, (1485), 1485 states have call successors, (1485) [2021-11-20 07:03:11,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5598 states to 5598 states and 7997 transitions. [2021-11-20 07:03:11,871 INFO L78 Accepts]: Start accepts. Automaton has 5598 states and 7997 transitions. Word has length 26 [2021-11-20 07:03:11,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:03:11,872 INFO L470 AbstractCegarLoop]: Abstraction has 5598 states and 7997 transitions. [2021-11-20 07:03:11,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 07:03:11,872 INFO L276 IsEmpty]: Start isEmpty. Operand 5598 states and 7997 transitions. [2021-11-20 07:03:11,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-20 07:03:11,877 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:03:11,877 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:03:11,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 07:03:11,878 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:03:11,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:03:11,879 INFO L85 PathProgramCache]: Analyzing trace with hash -784364465, now seen corresponding path program 1 times [2021-11-20 07:03:11,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:03:11,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652161054] [2021-11-20 07:03:11,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:11,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:03:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:12,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:03:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:12,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:03:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:12,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:03:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:12,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:03:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:12,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:03:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:12,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:03:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:12,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:03:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:12,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-20 07:03:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:03:12,447 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:03:12,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652161054] [2021-11-20 07:03:12,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652161054] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:03:12,448 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:03:12,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:03:12,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687039169] [2021-11-20 07:03:12,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:03:12,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:03:12,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:03:12,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:03:12,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:03:12,451 INFO L87 Difference]: Start difference. First operand 5598 states and 7997 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 07:03:31,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:03:31,235 INFO L93 Difference]: Finished difference Result 12356 states and 18146 transitions. [2021-11-20 07:03:31,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:03:31,236 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 61 [2021-11-20 07:03:31,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:03:31,356 INFO L225 Difference]: With dead ends: 12356 [2021-11-20 07:03:31,356 INFO L226 Difference]: Without dead ends: 12354 [2021-11-20 07:03:31,369 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-20 07:03:31,370 INFO L933 BasicCegarLoop]: 9166 mSDtfsCounter, 10391 mSDsluCounter, 19462 mSDsCounter, 0 mSdLazyCounter, 6466 mSolverCounterSat, 4543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11673 SdHoareTripleChecker+Valid, 28628 SdHoareTripleChecker+Invalid, 11009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4543 IncrementalHoareTripleChecker+Valid, 6466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2021-11-20 07:03:31,370 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11673 Valid, 28628 Invalid, 11009 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4543 Valid, 6466 Invalid, 0 Unknown, 0 Unchecked, 17.6s Time] [2021-11-20 07:03:31,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12354 states. [2021-11-20 07:03:32,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12354 to 11240. [2021-11-20 07:03:32,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11240 states, 7790 states have (on average 1.3023106546854941) internal successors, (10145), 7955 states have internal predecessors, (10145), 2977 states have call successors, (2977), 427 states have call predecessors, (2977), 444 states have return successors, (3145), 2939 states have call predecessors, (3145), 2975 states have call successors, (3145) [2021-11-20 07:03:32,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11240 states to 11240 states and 16267 transitions. [2021-11-20 07:03:32,304 INFO L78 Accepts]: Start accepts. Automaton has 11240 states and 16267 transitions. Word has length 61 [2021-11-20 07:03:32,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:03:32,306 INFO L470 AbstractCegarLoop]: Abstraction has 11240 states and 16267 transitions. [2021-11-20 07:03:32,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 07:03:32,306 INFO L276 IsEmpty]: Start isEmpty. Operand 11240 states and 16267 transitions. [2021-11-20 07:03:32,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-20 07:03:32,314 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:03:32,315 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:03:32,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:03:32,315 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_for_read_sectionErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:03:32,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:03:32,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1920072173, now seen corresponding path program 1 times [2021-11-20 07:03:32,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:03:32,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991749272] [2021-11-20 07:03:32,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:32,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:03:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:32,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:03:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:32,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:03:32,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:32,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:03:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:32,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:03:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:32,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:03:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:32,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:03:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:32,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:03:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:32,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-20 07:03:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:32,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:03:32,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:03:32,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991749272] [2021-11-20 07:03:32,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991749272] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:03:32,743 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:03:32,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:03:32,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315869964] [2021-11-20 07:03:32,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:03:32,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:03:32,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:03:32,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:03:32,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:03:32,745 INFO L87 Difference]: Start difference. First operand 11240 states and 16267 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 07:03:41,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:03:41,287 INFO L93 Difference]: Finished difference Result 12296 states and 18113 transitions. [2021-11-20 07:03:41,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:03:41,289 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 64 [2021-11-20 07:03:41,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:03:41,355 INFO L225 Difference]: With dead ends: 12296 [2021-11-20 07:03:41,355 INFO L226 Difference]: Without dead ends: 12294 [2021-11-20 07:03:41,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:03:41,362 INFO L933 BasicCegarLoop]: 7812 mSDtfsCounter, 8785 mSDsluCounter, 10807 mSDsCounter, 0 mSdLazyCounter, 3263 mSolverCounterSat, 2898 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9791 SdHoareTripleChecker+Valid, 18619 SdHoareTripleChecker+Invalid, 6161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2898 IncrementalHoareTripleChecker+Valid, 3263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-11-20 07:03:41,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9791 Valid, 18619 Invalid, 6161 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2898 Valid, 3263 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2021-11-20 07:03:41,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12294 states. [2021-11-20 07:03:41,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12294 to 11238. [2021-11-20 07:03:41,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11238 states, 7789 states have (on average 1.3020926948260367) internal successors, (10142), 7953 states have internal predecessors, (10142), 2977 states have call successors, (2977), 427 states have call predecessors, (2977), 444 states have return successors, (3145), 2939 states have call predecessors, (3145), 2975 states have call successors, (3145) [2021-11-20 07:03:42,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11238 states to 11238 states and 16264 transitions. [2021-11-20 07:03:42,082 INFO L78 Accepts]: Start accepts. Automaton has 11238 states and 16264 transitions. Word has length 64 [2021-11-20 07:03:42,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:03:42,083 INFO L470 AbstractCegarLoop]: Abstraction has 11238 states and 16264 transitions. [2021-11-20 07:03:42,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 07:03:42,083 INFO L276 IsEmpty]: Start isEmpty. Operand 11238 states and 16264 transitions. [2021-11-20 07:03:42,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-20 07:03:42,088 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:03:42,088 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:03:42,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 07:03:42,089 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_for_read_sectionErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:03:42,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:03:42,090 INFO L85 PathProgramCache]: Analyzing trace with hash 500461083, now seen corresponding path program 1 times [2021-11-20 07:03:42,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:03:42,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601039454] [2021-11-20 07:03:42,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:42,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:03:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:42,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:03:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:42,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:03:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:42,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:03:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:42,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:03:42,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:42,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:03:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:42,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:03:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:42,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:03:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:42,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-20 07:03:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:03:42,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:03:42,472 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:03:42,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601039454] [2021-11-20 07:03:42,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601039454] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:03:42,473 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:03:42,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:03:42,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821464237] [2021-11-20 07:03:42,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:03:42,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:03:42,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:03:42,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:03:42,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:03:42,476 INFO L87 Difference]: Start difference. First operand 11238 states and 16264 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 07:03:58,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:03:58,166 INFO L93 Difference]: Finished difference Result 23947 states and 35435 transitions. [2021-11-20 07:03:58,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:03:58,166 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 67 [2021-11-20 07:03:58,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:03:58,334 INFO L225 Difference]: With dead ends: 23947 [2021-11-20 07:03:58,335 INFO L226 Difference]: Without dead ends: 23945 [2021-11-20 07:03:58,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-20 07:03:58,358 INFO L933 BasicCegarLoop]: 9471 mSDtfsCounter, 9900 mSDsluCounter, 19917 mSDsCounter, 0 mSdLazyCounter, 6453 mSolverCounterSat, 4357 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11127 SdHoareTripleChecker+Valid, 29388 SdHoareTripleChecker+Invalid, 10810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4357 IncrementalHoareTripleChecker+Valid, 6453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2021-11-20 07:03:58,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11127 Valid, 29388 Invalid, 10810 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4357 Valid, 6453 Invalid, 0 Unknown, 0 Unchecked, 14.3s Time] [2021-11-20 07:03:58,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23945 states. [2021-11-20 07:03:59,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23945 to 21764. [2021-11-20 07:03:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21764 states, 15095 states have (on average 1.302947996025174) internal successors, (19668), 15396 states have internal predecessors, (19668), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:04:00,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21764 states to 21764 states and 31851 transitions. [2021-11-20 07:04:00,078 INFO L78 Accepts]: Start accepts. Automaton has 21764 states and 31851 transitions. Word has length 67 [2021-11-20 07:04:00,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:04:00,081 INFO L470 AbstractCegarLoop]: Abstraction has 21764 states and 31851 transitions. [2021-11-20 07:04:00,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 07:04:00,082 INFO L276 IsEmpty]: Start isEmpty. Operand 21764 states and 31851 transitions. [2021-11-20 07:04:00,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-20 07:04:00,083 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:04:00,083 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:04:00,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 07:04:00,084 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_for_read_sectionErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:04:00,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:04:00,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1409454521, now seen corresponding path program 1 times [2021-11-20 07:04:00,085 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:04:00,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440437670] [2021-11-20 07:04:00,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:04:00,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:04:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:00,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:04:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:00,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:04:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:00,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:00,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:00,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:04:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:00,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:00,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:04:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:00,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-20 07:04:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:00,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:04:00,467 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:04:00,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440437670] [2021-11-20 07:04:00,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440437670] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:04:00,468 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:04:00,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:04:00,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708003536] [2021-11-20 07:04:00,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:04:00,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:04:00,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:04:00,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:04:00,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:04:00,470 INFO L87 Difference]: Start difference. First operand 21764 states and 31851 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 07:04:08,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:04:08,688 INFO L93 Difference]: Finished difference Result 23638 states and 35103 transitions. [2021-11-20 07:04:08,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:04:08,688 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 70 [2021-11-20 07:04:08,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:04:08,811 INFO L225 Difference]: With dead ends: 23638 [2021-11-20 07:04:08,811 INFO L226 Difference]: Without dead ends: 23636 [2021-11-20 07:04:08,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:04:08,825 INFO L933 BasicCegarLoop]: 7803 mSDtfsCounter, 8766 mSDsluCounter, 10799 mSDsCounter, 0 mSdLazyCounter, 3269 mSolverCounterSat, 2909 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9773 SdHoareTripleChecker+Valid, 18602 SdHoareTripleChecker+Invalid, 6178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2909 IncrementalHoareTripleChecker+Valid, 3269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2021-11-20 07:04:08,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9773 Valid, 18602 Invalid, 6178 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2909 Valid, 3269 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2021-11-20 07:04:08,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23636 states. [2021-11-20 07:04:10,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23636 to 21762. [2021-11-20 07:04:10,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21762 states, 15094 states have (on average 1.3027030608188683) internal successors, (19663), 15394 states have internal predecessors, (19663), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:04:10,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21762 states to 21762 states and 31846 transitions. [2021-11-20 07:04:10,434 INFO L78 Accepts]: Start accepts. Automaton has 21762 states and 31846 transitions. Word has length 70 [2021-11-20 07:04:10,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:04:10,435 INFO L470 AbstractCegarLoop]: Abstraction has 21762 states and 31846 transitions. [2021-11-20 07:04:10,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-20 07:04:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 21762 states and 31846 transitions. [2021-11-20 07:04:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-20 07:04:10,436 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:04:10,437 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-11-20 07:04:10,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 07:04:10,437 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:04:10,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:04:10,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1459220821, now seen corresponding path program 1 times [2021-11-20 07:04:10,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:04:10,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740857938] [2021-11-20 07:04:10,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:04:10,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:04:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:04:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:04:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:04:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:04:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:04:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:04:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:04:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:04:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:04:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:10,857 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:04:10,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:04:10,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740857938] [2021-11-20 07:04:10,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740857938] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:04:10,858 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:04:10,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:04:10,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763712392] [2021-11-20 07:04:10,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:04:10,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:04:10,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:04:10,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:04:10,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:04:10,860 INFO L87 Difference]: Start difference. First operand 21762 states and 31846 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 07:04:27,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:04:27,743 INFO L93 Difference]: Finished difference Result 23636 states and 35098 transitions. [2021-11-20 07:04:27,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:04:27,744 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 5 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 [2021-11-20 07:04:27,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:04:27,880 INFO L225 Difference]: With dead ends: 23636 [2021-11-20 07:04:27,881 INFO L226 Difference]: Without dead ends: 23634 [2021-11-20 07:04:27,895 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:04:27,895 INFO L933 BasicCegarLoop]: 7204 mSDtfsCounter, 14485 mSDsluCounter, 10692 mSDsCounter, 0 mSdLazyCounter, 9509 mSolverCounterSat, 9801 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15221 SdHoareTripleChecker+Valid, 17896 SdHoareTripleChecker+Invalid, 19310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9801 IncrementalHoareTripleChecker+Valid, 9509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2021-11-20 07:04:27,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15221 Valid, 17896 Invalid, 19310 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9801 Valid, 9509 Invalid, 0 Unknown, 0 Unchecked, 15.4s Time] [2021-11-20 07:04:27,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23634 states. [2021-11-20 07:04:29,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23634 to 21760. [2021-11-20 07:04:29,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21760 states, 15093 states have (on average 1.3025906049161864) internal successors, (19660), 15392 states have internal predecessors, (19660), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:04:29,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21760 states to 21760 states and 31843 transitions. [2021-11-20 07:04:29,620 INFO L78 Accepts]: Start accepts. Automaton has 21760 states and 31843 transitions. Word has length 88 [2021-11-20 07:04:29,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:04:29,622 INFO L470 AbstractCegarLoop]: Abstraction has 21760 states and 31843 transitions. [2021-11-20 07:04:29,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 07:04:29,623 INFO L276 IsEmpty]: Start isEmpty. Operand 21760 states and 31843 transitions. [2021-11-20 07:04:29,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-20 07:04:29,627 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:04:29,628 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-11-20 07:04:29,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 07:04:29,628 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:04:29,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:04:29,629 INFO L85 PathProgramCache]: Analyzing trace with hash -2018466414, now seen corresponding path program 1 times [2021-11-20 07:04:29,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:04:29,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578588621] [2021-11-20 07:04:29,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:04:29,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:04:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:04:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:04:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:04:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:04:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:04:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:04:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:04:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:29,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:30,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:04:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:30,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:04:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:30,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:04:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:30,261 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:04:30,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:04:30,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578588621] [2021-11-20 07:04:30,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578588621] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:04:30,261 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:04:30,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:04:30,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695972926] [2021-11-20 07:04:30,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:04:30,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:04:30,262 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:04:30,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:04:30,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:04:30,268 INFO L87 Difference]: Start difference. First operand 21760 states and 31843 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 07:04:47,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:04:47,184 INFO L93 Difference]: Finished difference Result 23634 states and 35095 transitions. [2021-11-20 07:04:47,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:04:47,185 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 5 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 [2021-11-20 07:04:47,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:04:47,316 INFO L225 Difference]: With dead ends: 23634 [2021-11-20 07:04:47,317 INFO L226 Difference]: Without dead ends: 23632 [2021-11-20 07:04:47,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:04:47,332 INFO L933 BasicCegarLoop]: 7240 mSDtfsCounter, 14393 mSDsluCounter, 10705 mSDsCounter, 0 mSdLazyCounter, 9542 mSolverCounterSat, 9770 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15125 SdHoareTripleChecker+Valid, 17945 SdHoareTripleChecker+Invalid, 19312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9770 IncrementalHoareTripleChecker+Valid, 9542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2021-11-20 07:04:47,332 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15125 Valid, 17945 Invalid, 19312 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9770 Valid, 9542 Invalid, 0 Unknown, 0 Unchecked, 15.2s Time] [2021-11-20 07:04:47,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23632 states. [2021-11-20 07:04:48,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23632 to 21758. [2021-11-20 07:04:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21758 states, 15092 states have (on average 1.3024781341107872) internal successors, (19657), 15390 states have internal predecessors, (19657), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:04:48,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21758 states to 21758 states and 31840 transitions. [2021-11-20 07:04:48,925 INFO L78 Accepts]: Start accepts. Automaton has 21758 states and 31840 transitions. Word has length 94 [2021-11-20 07:04:48,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:04:48,926 INFO L470 AbstractCegarLoop]: Abstraction has 21758 states and 31840 transitions. [2021-11-20 07:04:48,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 07:04:48,926 INFO L276 IsEmpty]: Start isEmpty. Operand 21758 states and 31840 transitions. [2021-11-20 07:04:48,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-20 07:04:48,928 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:04:48,929 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-11-20 07:04:48,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 07:04:48,929 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:04:48,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:04:48,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1540532965, now seen corresponding path program 1 times [2021-11-20 07:04:48,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:04:48,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319709003] [2021-11-20 07:04:48,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:04:48,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:04:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:04:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:04:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:04:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:04:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:04:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:04:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:04:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:04:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:04:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:04:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:04:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:04:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:04:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:04:49,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:04:49,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319709003] [2021-11-20 07:04:49,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319709003] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:04:49,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:04:49,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:04:49,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408020102] [2021-11-20 07:04:49,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:04:49,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:04:49,490 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:04:49,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:04:49,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:04:49,491 INFO L87 Difference]: Start difference. First operand 21758 states and 31840 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 07:05:06,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:05:06,657 INFO L93 Difference]: Finished difference Result 23632 states and 35092 transitions. [2021-11-20 07:05:06,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:05:06,657 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (16), 5 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 [2021-11-20 07:05:06,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:05:06,840 INFO L225 Difference]: With dead ends: 23632 [2021-11-20 07:05:06,840 INFO L226 Difference]: Without dead ends: 23630 [2021-11-20 07:05:06,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:05:06,852 INFO L933 BasicCegarLoop]: 7215 mSDtfsCounter, 14439 mSDsluCounter, 10696 mSDsCounter, 0 mSdLazyCounter, 9511 mSolverCounterSat, 9780 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15174 SdHoareTripleChecker+Valid, 17911 SdHoareTripleChecker+Invalid, 19291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9780 IncrementalHoareTripleChecker+Valid, 9511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2021-11-20 07:05:06,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15174 Valid, 17911 Invalid, 19291 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9780 Valid, 9511 Invalid, 0 Unknown, 0 Unchecked, 15.6s Time] [2021-11-20 07:05:06,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23630 states. [2021-11-20 07:05:08,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23630 to 21756. [2021-11-20 07:05:08,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21756 states, 15091 states have (on average 1.3023656483997084) internal successors, (19654), 15388 states have internal predecessors, (19654), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:05:08,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21756 states to 21756 states and 31837 transitions. [2021-11-20 07:05:08,294 INFO L78 Accepts]: Start accepts. Automaton has 21756 states and 31837 transitions. Word has length 100 [2021-11-20 07:05:08,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:05:08,295 INFO L470 AbstractCegarLoop]: Abstraction has 21756 states and 31837 transitions. [2021-11-20 07:05:08,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 07:05:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 21756 states and 31837 transitions. [2021-11-20 07:05:08,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-20 07:05:08,296 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:05:08,297 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-11-20 07:05:08,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 07:05:08,297 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:05:08,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:05:08,298 INFO L85 PathProgramCache]: Analyzing trace with hash 567460645, now seen corresponding path program 1 times [2021-11-20 07:05:08,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:05:08,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983326265] [2021-11-20 07:05:08,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:05:08,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:05:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:05:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:05:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:05:08,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:05:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:05:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:05:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:05:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:05:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:05:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:05:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:05:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:05:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:08,702 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:05:08,702 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:05:08,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983326265] [2021-11-20 07:05:08,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983326265] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:05:08,703 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:05:08,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:05:08,703 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003683505] [2021-11-20 07:05:08,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:05:08,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:05:08,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:05:08,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:05:08,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:05:08,705 INFO L87 Difference]: Start difference. First operand 21756 states and 31837 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 07:05:24,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:05:24,918 INFO L93 Difference]: Finished difference Result 23630 states and 35089 transitions. [2021-11-20 07:05:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:05:24,919 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 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 [2021-11-20 07:05:24,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:05:24,989 INFO L225 Difference]: With dead ends: 23630 [2021-11-20 07:05:24,989 INFO L226 Difference]: Without dead ends: 23628 [2021-11-20 07:05:24,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:05:24,999 INFO L933 BasicCegarLoop]: 7207 mSDtfsCounter, 14434 mSDsluCounter, 10691 mSDsCounter, 0 mSdLazyCounter, 9513 mSolverCounterSat, 9794 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15168 SdHoareTripleChecker+Valid, 17898 SdHoareTripleChecker+Invalid, 19307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9794 IncrementalHoareTripleChecker+Valid, 9513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2021-11-20 07:05:24,999 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15168 Valid, 17898 Invalid, 19307 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9794 Valid, 9513 Invalid, 0 Unknown, 0 Unchecked, 14.6s Time] [2021-11-20 07:05:25,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23628 states. [2021-11-20 07:05:26,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23628 to 21754. [2021-11-20 07:05:26,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21754 states, 15090 states have (on average 1.3022531477799868) internal successors, (19651), 15386 states have internal predecessors, (19651), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:05:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21754 states to 21754 states and 31834 transitions. [2021-11-20 07:05:26,354 INFO L78 Accepts]: Start accepts. Automaton has 21754 states and 31834 transitions. Word has length 106 [2021-11-20 07:05:26,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:05:26,355 INFO L470 AbstractCegarLoop]: Abstraction has 21754 states and 31834 transitions. [2021-11-20 07:05:26,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 07:05:26,355 INFO L276 IsEmpty]: Start isEmpty. Operand 21754 states and 31834 transitions. [2021-11-20 07:05:26,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-20 07:05:26,357 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:05:26,357 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-11-20 07:05:26,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-20 07:05:26,358 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:05:26,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:05:26,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1123283772, now seen corresponding path program 1 times [2021-11-20 07:05:26,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:05:26,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402521419] [2021-11-20 07:05:26,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:05:26,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:05:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:05:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:05:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:05:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:05:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:05:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:05:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:05:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:05:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:05:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:05:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:05:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:05:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:05:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:26,821 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:05:26,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:05:26,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402521419] [2021-11-20 07:05:26,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402521419] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:05:26,821 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:05:26,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:05:26,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394648351] [2021-11-20 07:05:26,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:05:26,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:05:26,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:05:26,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:05:26,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:05:26,824 INFO L87 Difference]: Start difference. First operand 21754 states and 31834 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 07:05:43,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:05:43,369 INFO L93 Difference]: Finished difference Result 23628 states and 35086 transitions. [2021-11-20 07:05:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:05:43,370 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 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 112 [2021-11-20 07:05:43,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:05:43,446 INFO L225 Difference]: With dead ends: 23628 [2021-11-20 07:05:43,447 INFO L226 Difference]: Without dead ends: 23626 [2021-11-20 07:05:43,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:05:43,456 INFO L933 BasicCegarLoop]: 7202 mSDtfsCounter, 14423 mSDsluCounter, 10685 mSDsCounter, 0 mSdLazyCounter, 9500 mSolverCounterSat, 9808 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15158 SdHoareTripleChecker+Valid, 17887 SdHoareTripleChecker+Invalid, 19308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9808 IncrementalHoareTripleChecker+Valid, 9500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2021-11-20 07:05:43,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15158 Valid, 17887 Invalid, 19308 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9808 Valid, 9500 Invalid, 0 Unknown, 0 Unchecked, 15.0s Time] [2021-11-20 07:05:43,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23626 states. [2021-11-20 07:05:44,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23626 to 21752. [2021-11-20 07:05:44,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21752 states, 15089 states have (on average 1.302140632248658) internal successors, (19648), 15384 states have internal predecessors, (19648), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:05:44,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21752 states to 21752 states and 31831 transitions. [2021-11-20 07:05:44,774 INFO L78 Accepts]: Start accepts. Automaton has 21752 states and 31831 transitions. Word has length 112 [2021-11-20 07:05:44,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:05:44,774 INFO L470 AbstractCegarLoop]: Abstraction has 21752 states and 31831 transitions. [2021-11-20 07:05:44,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 07:05:44,775 INFO L276 IsEmpty]: Start isEmpty. Operand 21752 states and 31831 transitions. [2021-11-20 07:05:44,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-20 07:05:44,777 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:05:44,777 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-11-20 07:05:44,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-20 07:05:44,778 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:05:44,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:05:44,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1943067699, now seen corresponding path program 1 times [2021-11-20 07:05:44,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:05:44,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18797911] [2021-11-20 07:05:44,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:05:44,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:05:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:44,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:05:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:44,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:05:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:05:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:05:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:05:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:05:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:05:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:05:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:05:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:05:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:05:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:05:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:05:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:05:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:05:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:05:45,194 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:05:45,194 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:05:45,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18797911] [2021-11-20 07:05:45,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18797911] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:05:45,194 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:05:45,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:05:45,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256528108] [2021-11-20 07:05:45,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:05:45,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:05:45,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:05:45,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:05:45,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:05:45,196 INFO L87 Difference]: Start difference. First operand 21752 states and 31831 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-20 07:06:02,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:06:02,103 INFO L93 Difference]: Finished difference Result 23626 states and 35083 transitions. [2021-11-20 07:06:02,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:06:02,103 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 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 118 [2021-11-20 07:06:02,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:06:02,179 INFO L225 Difference]: With dead ends: 23626 [2021-11-20 07:06:02,179 INFO L226 Difference]: Without dead ends: 23624 [2021-11-20 07:06:02,192 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:06:02,193 INFO L933 BasicCegarLoop]: 7179 mSDtfsCounter, 14493 mSDsluCounter, 10695 mSDsCounter, 0 mSdLazyCounter, 9465 mSolverCounterSat, 9832 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15222 SdHoareTripleChecker+Valid, 17874 SdHoareTripleChecker+Invalid, 19297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9832 IncrementalHoareTripleChecker+Valid, 9465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2021-11-20 07:06:02,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15222 Valid, 17874 Invalid, 19297 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9832 Valid, 9465 Invalid, 0 Unknown, 0 Unchecked, 15.4s Time] [2021-11-20 07:06:02,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23624 states. [2021-11-20 07:06:03,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23624 to 21750. [2021-11-20 07:06:03,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21750 states, 15088 states have (on average 1.302028101802757) internal successors, (19645), 15382 states have internal predecessors, (19645), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:06:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21750 states to 21750 states and 31828 transitions. [2021-11-20 07:06:03,585 INFO L78 Accepts]: Start accepts. Automaton has 21750 states and 31828 transitions. Word has length 118 [2021-11-20 07:06:03,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:06:03,585 INFO L470 AbstractCegarLoop]: Abstraction has 21750 states and 31828 transitions. [2021-11-20 07:06:03,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-20 07:06:03,585 INFO L276 IsEmpty]: Start isEmpty. Operand 21750 states and 31828 transitions. [2021-11-20 07:06:03,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-20 07:06:03,587 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:06:03,588 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-11-20 07:06:03,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-20 07:06:03,588 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:06:03,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:06:03,589 INFO L85 PathProgramCache]: Analyzing trace with hash -421768288, now seen corresponding path program 1 times [2021-11-20 07:06:03,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:06:03,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845321915] [2021-11-20 07:06:03,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:06:03,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:06:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:06:03,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:06:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:06:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:06:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:06:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:06:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:06:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:06:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:06:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:06:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:06:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:06:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:06:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:03,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:06:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:04,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:06:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:06:04,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:06:04,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845321915] [2021-11-20 07:06:04,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845321915] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:06:04,023 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:06:04,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:06:04,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346110707] [2021-11-20 07:06:04,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:06:04,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:06:04,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:06:04,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:06:04,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:06:04,025 INFO L87 Difference]: Start difference. First operand 21750 states and 31828 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-20 07:06:21,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:06:21,816 INFO L93 Difference]: Finished difference Result 23624 states and 35080 transitions. [2021-11-20 07:06:21,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:06:21,816 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 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 124 [2021-11-20 07:06:21,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:06:21,906 INFO L225 Difference]: With dead ends: 23624 [2021-11-20 07:06:21,906 INFO L226 Difference]: Without dead ends: 23622 [2021-11-20 07:06:21,919 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:06:21,920 INFO L933 BasicCegarLoop]: 7219 mSDtfsCounter, 14389 mSDsluCounter, 10712 mSDsCounter, 0 mSdLazyCounter, 9532 mSolverCounterSat, 9790 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15110 SdHoareTripleChecker+Valid, 17931 SdHoareTripleChecker+Invalid, 19322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9790 IncrementalHoareTripleChecker+Valid, 9532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2021-11-20 07:06:21,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15110 Valid, 17931 Invalid, 19322 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9790 Valid, 9532 Invalid, 0 Unknown, 0 Unchecked, 16.0s Time] [2021-11-20 07:06:21,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23622 states. [2021-11-20 07:06:23,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23622 to 21748. [2021-11-20 07:06:23,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21748 states, 15087 states have (on average 1.3019155564393186) internal successors, (19642), 15380 states have internal predecessors, (19642), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:06:23,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21748 states to 21748 states and 31825 transitions. [2021-11-20 07:06:23,330 INFO L78 Accepts]: Start accepts. Automaton has 21748 states and 31825 transitions. Word has length 124 [2021-11-20 07:06:23,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:06:23,331 INFO L470 AbstractCegarLoop]: Abstraction has 21748 states and 31825 transitions. [2021-11-20 07:06:23,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-20 07:06:23,332 INFO L276 IsEmpty]: Start isEmpty. Operand 21748 states and 31825 transitions. [2021-11-20 07:06:23,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-20 07:06:23,335 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:06:23,335 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:06:23,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-20 07:06:23,336 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:06:23,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:06:23,337 INFO L85 PathProgramCache]: Analyzing trace with hash -767396784, now seen corresponding path program 1 times [2021-11-20 07:06:23,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:06:23,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760951158] [2021-11-20 07:06:23,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:06:23,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:06:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:06:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:06:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:06:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:06:23,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:06:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:06:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:06:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:06:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:06:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:06:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:06:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:06:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:06:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:06:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:06:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:06:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:06:23,794 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:06:23,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760951158] [2021-11-20 07:06:23,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760951158] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:06:23,795 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:06:23,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:06:23,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574666963] [2021-11-20 07:06:23,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:06:23,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:06:23,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:06:23,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:06:23,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:06:23,797 INFO L87 Difference]: Start difference. First operand 21748 states and 31825 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 07:06:41,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:06:41,463 INFO L93 Difference]: Finished difference Result 23622 states and 35077 transitions. [2021-11-20 07:06:41,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:06:41,464 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 130 [2021-11-20 07:06:41,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:06:41,535 INFO L225 Difference]: With dead ends: 23622 [2021-11-20 07:06:41,536 INFO L226 Difference]: Without dead ends: 23620 [2021-11-20 07:06:41,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:06:41,547 INFO L933 BasicCegarLoop]: 7181 mSDtfsCounter, 14457 mSDsluCounter, 10694 mSDsCounter, 0 mSdLazyCounter, 9485 mSolverCounterSat, 9823 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15183 SdHoareTripleChecker+Valid, 17875 SdHoareTripleChecker+Invalid, 19308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9823 IncrementalHoareTripleChecker+Valid, 9485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2021-11-20 07:06:41,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15183 Valid, 17875 Invalid, 19308 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9823 Valid, 9485 Invalid, 0 Unknown, 0 Unchecked, 15.9s Time] [2021-11-20 07:06:41,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23620 states. [2021-11-20 07:06:42,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23620 to 21746. [2021-11-20 07:06:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21746 states, 15086 states have (on average 1.3018029961553759) internal successors, (19639), 15378 states have internal predecessors, (19639), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:06:42,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21746 states to 21746 states and 31822 transitions. [2021-11-20 07:06:42,922 INFO L78 Accepts]: Start accepts. Automaton has 21746 states and 31822 transitions. Word has length 130 [2021-11-20 07:06:42,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:06:42,922 INFO L470 AbstractCegarLoop]: Abstraction has 21746 states and 31822 transitions. [2021-11-20 07:06:42,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 07:06:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 21746 states and 31822 transitions. [2021-11-20 07:06:42,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-20 07:06:42,925 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:06:42,926 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:06:42,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-20 07:06:42,926 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:06:42,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:06:42,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1266277779, now seen corresponding path program 1 times [2021-11-20 07:06:42,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:06:42,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674617691] [2021-11-20 07:06:42,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:06:42,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:06:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:06:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:06:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:06:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:06:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:06:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:06:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:06:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:06:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:06:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:06:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:06:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:06:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:06:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:06:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:06:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:06:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:06:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:06:43,413 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:06:43,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:06:43,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674617691] [2021-11-20 07:06:43,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674617691] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:06:43,416 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:06:43,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:06:43,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625701247] [2021-11-20 07:06:43,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:06:43,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:06:43,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:06:43,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:06:43,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:06:43,418 INFO L87 Difference]: Start difference. First operand 21746 states and 31822 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 07:07:01,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:07:01,854 INFO L93 Difference]: Finished difference Result 23620 states and 35074 transitions. [2021-11-20 07:07:01,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:07:01,868 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 132 [2021-11-20 07:07:01,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:07:01,966 INFO L225 Difference]: With dead ends: 23620 [2021-11-20 07:07:01,966 INFO L226 Difference]: Without dead ends: 23618 [2021-11-20 07:07:01,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:07:01,980 INFO L933 BasicCegarLoop]: 7208 mSDtfsCounter, 14377 mSDsluCounter, 10701 mSDsCounter, 0 mSdLazyCounter, 9509 mSolverCounterSat, 9792 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15103 SdHoareTripleChecker+Valid, 17909 SdHoareTripleChecker+Invalid, 19301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9792 IncrementalHoareTripleChecker+Valid, 9509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2021-11-20 07:07:01,981 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15103 Valid, 17909 Invalid, 19301 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9792 Valid, 9509 Invalid, 0 Unknown, 0 Unchecked, 16.6s Time] [2021-11-20 07:07:02,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23618 states. [2021-11-20 07:07:03,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23618 to 21744. [2021-11-20 07:07:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21744 states, 15085 states have (on average 1.3016904209479616) internal successors, (19636), 15376 states have internal predecessors, (19636), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2021-11-20 07:07:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21744 states to 21744 states and 31819 transitions. [2021-11-20 07:07:03,585 INFO L78 Accepts]: Start accepts. Automaton has 21744 states and 31819 transitions. Word has length 132 [2021-11-20 07:07:03,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:07:03,586 INFO L470 AbstractCegarLoop]: Abstraction has 21744 states and 31819 transitions. [2021-11-20 07:07:03,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 07:07:03,586 INFO L276 IsEmpty]: Start isEmpty. Operand 21744 states and 31819 transitions. [2021-11-20 07:07:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-20 07:07:03,589 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:07:03,589 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:07:03,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-20 07:07:03,589 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:07:03,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:07:03,590 INFO L85 PathProgramCache]: Analyzing trace with hash 999497018, now seen corresponding path program 1 times [2021-11-20 07:07:03,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:07:03,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73714231] [2021-11-20 07:07:03,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:07:03,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:07:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:07:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:07:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:07:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:07:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:07:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:07:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:07:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:07:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:07:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:07:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:03,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:07:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:04,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:07:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:04,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:07:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:04,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:07:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:04,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:07:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:04,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:07:04,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:04,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:07:04,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:07:04,097 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:07:04,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73714231] [2021-11-20 07:07:04,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73714231] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:07:04,097 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:07:04,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:07:04,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957795354] [2021-11-20 07:07:04,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:07:04,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:07:04,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:07:04,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:07:04,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:07:04,100 INFO L87 Difference]: Start difference. First operand 21744 states and 31819 transitions. Second operand has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-20 07:07:42,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:07:42,444 INFO L93 Difference]: Finished difference Result 47129 states and 70783 transitions. [2021-11-20 07:07:42,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:07:42,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 138 [2021-11-20 07:07:42,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:07:42,662 INFO L225 Difference]: With dead ends: 47129 [2021-11-20 07:07:42,662 INFO L226 Difference]: Without dead ends: 47127 [2021-11-20 07:07:42,680 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2021-11-20 07:07:42,681 INFO L933 BasicCegarLoop]: 7872 mSDtfsCounter, 22291 mSDsluCounter, 15840 mSDsCounter, 0 mSdLazyCounter, 18233 mSolverCounterSat, 17332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22837 SdHoareTripleChecker+Valid, 23712 SdHoareTripleChecker+Invalid, 35565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 17332 IncrementalHoareTripleChecker+Valid, 18233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2021-11-20 07:07:42,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22837 Valid, 23712 Invalid, 35565 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [17332 Valid, 18233 Invalid, 0 Unknown, 0 Unchecked, 34.2s Time] [2021-11-20 07:07:42,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47127 states. [2021-11-20 07:07:45,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47127 to 43555. [2021-11-20 07:07:45,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43555 states, 30240 states have (on average 1.302281746031746) internal successors, (39381), 30806 states have internal predecessors, (39381), 11572 states have call successors, (11572), 1579 states have call predecessors, (11572), 1725 states have return successors, (13850), 11471 states have call predecessors, (13850), 11570 states have call successors, (13850) [2021-11-20 07:07:46,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43555 states to 43555 states and 64803 transitions. [2021-11-20 07:07:46,350 INFO L78 Accepts]: Start accepts. Automaton has 43555 states and 64803 transitions. Word has length 138 [2021-11-20 07:07:46,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:07:46,351 INFO L470 AbstractCegarLoop]: Abstraction has 43555 states and 64803 transitions. [2021-11-20 07:07:46,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-20 07:07:46,351 INFO L276 IsEmpty]: Start isEmpty. Operand 43555 states and 64803 transitions. [2021-11-20 07:07:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-20 07:07:46,353 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:07:46,353 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:07:46,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-20 07:07:46,354 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:07:46,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:07:46,354 INFO L85 PathProgramCache]: Analyzing trace with hash -602767383, now seen corresponding path program 1 times [2021-11-20 07:07:46,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:07:46,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52054883] [2021-11-20 07:07:46,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:07:46,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:07:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:07:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:07:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:07:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:07:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:07:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:07:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:07:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:07:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:07:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:07:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:07:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:07:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:07:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:07:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:46,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:07:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:47,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:07:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:47,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:07:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:47,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:07:47,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:47,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:07:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:07:47,068 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:07:47,069 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:07:47,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52054883] [2021-11-20 07:07:47,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52054883] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:07:47,069 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:07:47,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:07:47,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449858041] [2021-11-20 07:07:47,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:07:47,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:07:47,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:07:47,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:07:47,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:07:47,072 INFO L87 Difference]: Start difference. First operand 43555 states and 64803 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-20 07:08:25,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:08:25,626 INFO L93 Difference]: Finished difference Result 47119 states and 70759 transitions. [2021-11-20 07:08:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:08:25,627 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 144 [2021-11-20 07:08:25,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:08:25,821 INFO L225 Difference]: With dead ends: 47119 [2021-11-20 07:08:25,821 INFO L226 Difference]: Without dead ends: 47117 [2021-11-20 07:08:25,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2021-11-20 07:08:25,843 INFO L933 BasicCegarLoop]: 7806 mSDtfsCounter, 22495 mSDsluCounter, 15630 mSDsCounter, 0 mSdLazyCounter, 17966 mSolverCounterSat, 17316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23132 SdHoareTripleChecker+Valid, 23436 SdHoareTripleChecker+Invalid, 35282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 17316 IncrementalHoareTripleChecker+Valid, 17966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.3s IncrementalHoareTripleChecker+Time [2021-11-20 07:08:25,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23132 Valid, 23436 Invalid, 35282 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [17316 Valid, 17966 Invalid, 0 Unknown, 0 Unchecked, 34.3s Time] [2021-11-20 07:08:25,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47117 states. [2021-11-20 07:08:29,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47117 to 43677. [2021-11-20 07:08:29,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43677 states, 30324 states have (on average 1.3014444004748713) internal successors, (39465), 30890 states have internal predecessors, (39465), 11591 states have call successors, (11591), 1598 states have call predecessors, (11591), 1744 states have return successors, (13869), 11490 states have call predecessors, (13869), 11589 states have call successors, (13869) [2021-11-20 07:08:29,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43677 states to 43677 states and 64925 transitions. [2021-11-20 07:08:29,922 INFO L78 Accepts]: Start accepts. Automaton has 43677 states and 64925 transitions. Word has length 144 [2021-11-20 07:08:29,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:08:29,927 INFO L470 AbstractCegarLoop]: Abstraction has 43677 states and 64925 transitions. [2021-11-20 07:08:29,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-20 07:08:29,927 INFO L276 IsEmpty]: Start isEmpty. Operand 43677 states and 64925 transitions. [2021-11-20 07:08:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-20 07:08:29,932 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:08:29,932 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:08:29,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-20 07:08:29,934 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:08:29,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:08:29,935 INFO L85 PathProgramCache]: Analyzing trace with hash 14588060, now seen corresponding path program 1 times [2021-11-20 07:08:29,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:08:29,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700057495] [2021-11-20 07:08:29,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:08:29,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:08:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:08:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:08:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:08:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:08:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:08:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:08:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:08:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:08:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:08:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:08:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:08:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:08:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:08:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:08:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:08:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:08:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:08:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:08:30,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-20 07:08:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:30,880 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:08:30,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:08:30,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700057495] [2021-11-20 07:08:30,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700057495] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:08:30,883 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:08:30,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:08:30,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098480937] [2021-11-20 07:08:30,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:08:30,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:08:30,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:08:30,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:08:30,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:08:30,892 INFO L87 Difference]: Start difference. First operand 43677 states and 64925 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-20 07:08:53,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:08:53,659 INFO L93 Difference]: Finished difference Result 47026 states and 70671 transitions. [2021-11-20 07:08:53,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:08:53,659 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2021-11-20 07:08:53,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:08:53,863 INFO L225 Difference]: With dead ends: 47026 [2021-11-20 07:08:53,863 INFO L226 Difference]: Without dead ends: 47024 [2021-11-20 07:08:53,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:08:53,886 INFO L933 BasicCegarLoop]: 7186 mSDtfsCounter, 14422 mSDsluCounter, 10702 mSDsCounter, 0 mSdLazyCounter, 9499 mSolverCounterSat, 9812 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15142 SdHoareTripleChecker+Valid, 17888 SdHoareTripleChecker+Invalid, 19311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9812 IncrementalHoareTripleChecker+Valid, 9499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2021-11-20 07:08:53,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15142 Valid, 17888 Invalid, 19311 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9812 Valid, 9499 Invalid, 0 Unknown, 0 Unchecked, 19.0s Time] [2021-11-20 07:08:53,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47024 states. [2021-11-20 07:08:57,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47024 to 43675. [2021-11-20 07:08:57,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43675 states, 30323 states have (on average 1.3013883850542491) internal successors, (39462), 30888 states have internal predecessors, (39462), 11591 states have call successors, (11591), 1598 states have call predecessors, (11591), 1744 states have return successors, (13869), 11490 states have call predecessors, (13869), 11589 states have call successors, (13869) [2021-11-20 07:08:57,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43675 states to 43675 states and 64922 transitions. [2021-11-20 07:08:57,676 INFO L78 Accepts]: Start accepts. Automaton has 43675 states and 64922 transitions. Word has length 150 [2021-11-20 07:08:57,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:08:57,677 INFO L470 AbstractCegarLoop]: Abstraction has 43675 states and 64922 transitions. [2021-11-20 07:08:57,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-20 07:08:57,677 INFO L276 IsEmpty]: Start isEmpty. Operand 43675 states and 64922 transitions. [2021-11-20 07:08:57,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-20 07:08:57,680 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:08:57,680 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:08:57,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-20 07:08:57,680 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:08:57,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:08:57,681 INFO L85 PathProgramCache]: Analyzing trace with hash 854813835, now seen corresponding path program 1 times [2021-11-20 07:08:57,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:08:57,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060476845] [2021-11-20 07:08:57,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:08:57,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:08:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:57,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:08:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:57,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:08:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:57,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:57,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:57,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:08:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:57,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:08:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:57,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:08:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:08:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:08:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:08:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:08:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:08:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:08:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:08:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:08:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:08:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:08:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:08:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:08:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:08:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:08:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-20 07:08:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:08:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:08:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:08:58,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:08:58,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060476845] [2021-11-20 07:08:58,430 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060476845] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:08:58,430 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:08:58,430 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:08:58,430 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731950382] [2021-11-20 07:08:58,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:08:58,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:08:58,431 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:08:58,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:08:58,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:08:58,432 INFO L87 Difference]: Start difference. First operand 43675 states and 64922 transitions. Second operand has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-20 07:09:31,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:09:31,092 INFO L93 Difference]: Finished difference Result 47329 states and 70985 transitions. [2021-11-20 07:09:31,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:09:31,092 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 156 [2021-11-20 07:09:31,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:09:31,259 INFO L225 Difference]: With dead ends: 47329 [2021-11-20 07:09:31,260 INFO L226 Difference]: Without dead ends: 47327 [2021-11-20 07:09:31,280 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2021-11-20 07:09:31,281 INFO L933 BasicCegarLoop]: 8327 mSDtfsCounter, 20540 mSDsluCounter, 15809 mSDsCounter, 0 mSdLazyCounter, 18502 mSolverCounterSat, 16260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21169 SdHoareTripleChecker+Valid, 24136 SdHoareTripleChecker+Invalid, 34762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 16260 IncrementalHoareTripleChecker+Valid, 18502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.0s IncrementalHoareTripleChecker+Time [2021-11-20 07:09:31,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21169 Valid, 24136 Invalid, 34762 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [16260 Valid, 18502 Invalid, 0 Unknown, 0 Unchecked, 29.0s Time] [2021-11-20 07:09:31,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47327 states. [2021-11-20 07:09:34,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47327 to 43873. [2021-11-20 07:09:34,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43873 states, 30459 states have (on average 1.3001083423618636) internal successors, (39600), 31024 states have internal predecessors, (39600), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2021-11-20 07:09:34,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43873 states to 43873 states and 65122 transitions. [2021-11-20 07:09:34,940 INFO L78 Accepts]: Start accepts. Automaton has 43873 states and 65122 transitions. Word has length 156 [2021-11-20 07:09:34,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:09:34,941 INFO L470 AbstractCegarLoop]: Abstraction has 43873 states and 65122 transitions. [2021-11-20 07:09:34,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-20 07:09:34,941 INFO L276 IsEmpty]: Start isEmpty. Operand 43873 states and 65122 transitions. [2021-11-20 07:09:34,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-20 07:09:34,944 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:09:34,944 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:09:34,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-20 07:09:34,944 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:09:34,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:09:34,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1404651948, now seen corresponding path program 1 times [2021-11-20 07:09:34,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:09:34,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204847319] [2021-11-20 07:09:34,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:09:34,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:09:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:09:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:09:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:09:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:09:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:09:35,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:09:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:09:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:09:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:09:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:09:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:09:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:09:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:09:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:09:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:09:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:09:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:09:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:09:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:09:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:09:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:09:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:09:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-20 07:09:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:09:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-20 07:09:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:35,375 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:09:35,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:09:35,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204847319] [2021-11-20 07:09:35,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204847319] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:09:35,376 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:09:35,376 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:09:35,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7478740] [2021-11-20 07:09:35,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:09:35,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:09:35,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:09:35,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:09:35,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:09:35,378 INFO L87 Difference]: Start difference. First operand 43873 states and 65122 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-20 07:09:57,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:09:57,759 INFO L93 Difference]: Finished difference Result 47222 states and 70868 transitions. [2021-11-20 07:09:57,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:09:57,760 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 162 [2021-11-20 07:09:57,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:09:57,944 INFO L225 Difference]: With dead ends: 47222 [2021-11-20 07:09:57,944 INFO L226 Difference]: Without dead ends: 47220 [2021-11-20 07:09:57,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:09:57,968 INFO L933 BasicCegarLoop]: 7218 mSDtfsCounter, 14321 mSDsluCounter, 10700 mSDsCounter, 0 mSdLazyCounter, 9535 mSolverCounterSat, 9759 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15044 SdHoareTripleChecker+Valid, 17918 SdHoareTripleChecker+Invalid, 19294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9759 IncrementalHoareTripleChecker+Valid, 9535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2021-11-20 07:09:57,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15044 Valid, 17918 Invalid, 19294 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9759 Valid, 9535 Invalid, 0 Unknown, 0 Unchecked, 18.6s Time] [2021-11-20 07:09:58,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47220 states. [2021-11-20 07:10:01,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47220 to 43871. [2021-11-20 07:10:01,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43871 states, 30458 states have (on average 1.3000525313546523) internal successors, (39597), 31022 states have internal predecessors, (39597), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2021-11-20 07:10:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43871 states to 43871 states and 65119 transitions. [2021-11-20 07:10:01,536 INFO L78 Accepts]: Start accepts. Automaton has 43871 states and 65119 transitions. Word has length 162 [2021-11-20 07:10:01,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:10:01,537 INFO L470 AbstractCegarLoop]: Abstraction has 43871 states and 65119 transitions. [2021-11-20 07:10:01,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-20 07:10:01,537 INFO L276 IsEmpty]: Start isEmpty. Operand 43871 states and 65119 transitions. [2021-11-20 07:10:01,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-20 07:10:01,542 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:10:01,542 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:10:01,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-20 07:10:01,543 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:10:01,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:10:01,543 INFO L85 PathProgramCache]: Analyzing trace with hash -187057953, now seen corresponding path program 1 times [2021-11-20 07:10:01,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:10:01,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633715478] [2021-11-20 07:10:01,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:10:01,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:10:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:01,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:10:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:01,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:10:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:01,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:01,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:01,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:10:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:10:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:10:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:10:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:10:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:10:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:10:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:10:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:10:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:10:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:10:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:10:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:10:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:10:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:10:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:10:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-20 07:10:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:10:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-20 07:10:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-20 07:10:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:02,397 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:10:02,397 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:10:02,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633715478] [2021-11-20 07:10:02,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633715478] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:10:02,398 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:10:02,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:10:02,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283838852] [2021-11-20 07:10:02,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:10:02,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:10:02,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:10:02,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:10:02,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:10:02,400 INFO L87 Difference]: Start difference. First operand 43871 states and 65119 transitions. Second operand has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-20 07:10:24,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:10:24,934 INFO L93 Difference]: Finished difference Result 47220 states and 70865 transitions. [2021-11-20 07:10:24,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:10:24,936 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 168 [2021-11-20 07:10:24,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:10:25,118 INFO L225 Difference]: With dead ends: 47220 [2021-11-20 07:10:25,118 INFO L226 Difference]: Without dead ends: 47218 [2021-11-20 07:10:25,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:10:25,141 INFO L933 BasicCegarLoop]: 7175 mSDtfsCounter, 14418 mSDsluCounter, 10694 mSDsCounter, 0 mSdLazyCounter, 9480 mSolverCounterSat, 9815 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15139 SdHoareTripleChecker+Valid, 17869 SdHoareTripleChecker+Invalid, 19295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9815 IncrementalHoareTripleChecker+Valid, 9480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2021-11-20 07:10:25,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15139 Valid, 17869 Invalid, 19295 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9815 Valid, 9480 Invalid, 0 Unknown, 0 Unchecked, 18.5s Time] [2021-11-20 07:10:25,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47218 states. [2021-11-20 07:10:28,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47218 to 43869. [2021-11-20 07:10:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43869 states, 30457 states have (on average 1.2999967166825361) internal successors, (39594), 31020 states have internal predecessors, (39594), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2021-11-20 07:10:28,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43869 states to 43869 states and 65116 transitions. [2021-11-20 07:10:28,740 INFO L78 Accepts]: Start accepts. Automaton has 43869 states and 65116 transitions. Word has length 168 [2021-11-20 07:10:28,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:10:28,741 INFO L470 AbstractCegarLoop]: Abstraction has 43869 states and 65116 transitions. [2021-11-20 07:10:28,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-20 07:10:28,741 INFO L276 IsEmpty]: Start isEmpty. Operand 43869 states and 65116 transitions. [2021-11-20 07:10:28,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-20 07:10:28,747 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:10:28,747 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:10:28,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-20 07:10:28,748 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:10:28,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:10:28,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1455846079, now seen corresponding path program 1 times [2021-11-20 07:10:28,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:10:28,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256427505] [2021-11-20 07:10:28,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:10:28,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:10:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:28,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:10:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:10:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:10:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:10:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:10:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:10:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:10:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:10:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:10:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:10:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:10:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:10:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:10:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:10:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:10:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:10:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:10:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:10:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-20 07:10:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:10:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-20 07:10:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-20 07:10:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-20 07:10:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:29,586 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:10:29,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:10:29,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256427505] [2021-11-20 07:10:29,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256427505] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:10:29,587 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:10:29,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:10:29,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645327138] [2021-11-20 07:10:29,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:10:29,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:10:29,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:10:29,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:10:29,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:10:29,591 INFO L87 Difference]: Start difference. First operand 43869 states and 65116 transitions. Second operand has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-20 07:10:52,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:10:52,709 INFO L93 Difference]: Finished difference Result 47218 states and 70862 transitions. [2021-11-20 07:10:52,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:10:52,710 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 174 [2021-11-20 07:10:52,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:10:52,890 INFO L225 Difference]: With dead ends: 47218 [2021-11-20 07:10:52,890 INFO L226 Difference]: Without dead ends: 47216 [2021-11-20 07:10:52,908 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:10:52,909 INFO L933 BasicCegarLoop]: 7197 mSDtfsCounter, 14353 mSDsluCounter, 10698 mSDsCounter, 0 mSdLazyCounter, 9506 mSolverCounterSat, 9779 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15074 SdHoareTripleChecker+Valid, 17895 SdHoareTripleChecker+Invalid, 19285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9779 IncrementalHoareTripleChecker+Valid, 9506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.7s IncrementalHoareTripleChecker+Time [2021-11-20 07:10:52,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15074 Valid, 17895 Invalid, 19285 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9779 Valid, 9506 Invalid, 0 Unknown, 0 Unchecked, 18.7s Time] [2021-11-20 07:10:52,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47216 states. [2021-11-20 07:10:56,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47216 to 43867. [2021-11-20 07:10:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43867 states, 30456 states have (on average 1.2999408983451537) internal successors, (39591), 31018 states have internal predecessors, (39591), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2021-11-20 07:10:56,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43867 states to 43867 states and 65113 transitions. [2021-11-20 07:10:56,823 INFO L78 Accepts]: Start accepts. Automaton has 43867 states and 65113 transitions. Word has length 174 [2021-11-20 07:10:56,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:10:56,824 INFO L470 AbstractCegarLoop]: Abstraction has 43867 states and 65113 transitions. [2021-11-20 07:10:56,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-20 07:10:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 43867 states and 65113 transitions. [2021-11-20 07:10:56,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-20 07:10:56,830 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:10:56,830 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:10:56,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-20 07:10:56,831 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:10:56,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:10:56,831 INFO L85 PathProgramCache]: Analyzing trace with hash -370924715, now seen corresponding path program 1 times [2021-11-20 07:10:56,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:10:56,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18197785] [2021-11-20 07:10:56,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:10:56,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:10:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:10:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:10:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:10:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:10:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:10:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:10:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:10:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:10:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:10:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:10:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:10:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:10:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:10:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:10:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:10:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:10:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:10:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:10:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:10:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-20 07:10:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:10:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-20 07:10:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-20 07:10:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-20 07:10:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-20 07:10:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:10:57,395 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:10:57,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:10:57,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18197785] [2021-11-20 07:10:57,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18197785] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:10:57,396 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:10:57,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:10:57,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310608984] [2021-11-20 07:10:57,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:10:57,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:10:57,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:10:57,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:10:57,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:10:57,398 INFO L87 Difference]: Start difference. First operand 43867 states and 65113 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-20 07:11:21,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:11:21,106 INFO L93 Difference]: Finished difference Result 47216 states and 70859 transitions. [2021-11-20 07:11:21,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:11:21,107 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 180 [2021-11-20 07:11:21,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:11:21,291 INFO L225 Difference]: With dead ends: 47216 [2021-11-20 07:11:21,291 INFO L226 Difference]: Without dead ends: 47214 [2021-11-20 07:11:21,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:11:21,312 INFO L933 BasicCegarLoop]: 7187 mSDtfsCounter, 14369 mSDsluCounter, 10700 mSDsCounter, 0 mSdLazyCounter, 9489 mSolverCounterSat, 9796 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15087 SdHoareTripleChecker+Valid, 17887 SdHoareTripleChecker+Invalid, 19285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9796 IncrementalHoareTripleChecker+Valid, 9489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2021-11-20 07:11:21,313 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15087 Valid, 17887 Invalid, 19285 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9796 Valid, 9489 Invalid, 0 Unknown, 0 Unchecked, 19.4s Time] [2021-11-20 07:11:21,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47214 states. [2021-11-20 07:11:24,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47214 to 43865. [2021-11-20 07:11:24,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43865 states, 30455 states have (on average 1.2998850763421441) internal successors, (39588), 31016 states have internal predecessors, (39588), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2021-11-20 07:11:25,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43865 states to 43865 states and 65110 transitions. [2021-11-20 07:11:25,316 INFO L78 Accepts]: Start accepts. Automaton has 43865 states and 65110 transitions. Word has length 180 [2021-11-20 07:11:25,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:11:25,317 INFO L470 AbstractCegarLoop]: Abstraction has 43865 states and 65110 transitions. [2021-11-20 07:11:25,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-20 07:11:25,317 INFO L276 IsEmpty]: Start isEmpty. Operand 43865 states and 65110 transitions. [2021-11-20 07:11:25,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-20 07:11:25,323 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:11:25,323 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:11:25,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-20 07:11:25,324 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:11:25,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:11:25,325 INFO L85 PathProgramCache]: Analyzing trace with hash -724932992, now seen corresponding path program 1 times [2021-11-20 07:11:25,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:11:25,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144506533] [2021-11-20 07:11:25,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:11:25,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:11:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:11:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:11:25,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:11:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:11:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:11:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:11:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:11:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:11:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:11:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:11:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:11:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:11:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:11:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:11:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:11:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:11:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:11:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:11:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:11:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:11:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:11:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:11:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-20 07:11:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:11:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-20 07:11:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-20 07:11:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-20 07:11:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-20 07:11:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-20 07:11:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:11:25,878 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:11:25,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144506533] [2021-11-20 07:11:25,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144506533] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:11:25,879 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:11:25,879 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:11:25,879 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597016408] [2021-11-20 07:11:25,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:11:25,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:11:25,880 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:11:25,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:11:25,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:11:25,881 INFO L87 Difference]: Start difference. First operand 43865 states and 65110 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-20 07:11:50,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:11:50,057 INFO L93 Difference]: Finished difference Result 47214 states and 70856 transitions. [2021-11-20 07:11:50,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:11:50,058 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 186 [2021-11-20 07:11:50,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:11:50,242 INFO L225 Difference]: With dead ends: 47214 [2021-11-20 07:11:50,243 INFO L226 Difference]: Without dead ends: 47212 [2021-11-20 07:11:50,264 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:11:50,265 INFO L933 BasicCegarLoop]: 7202 mSDtfsCounter, 14316 mSDsluCounter, 10700 mSDsCounter, 0 mSdLazyCounter, 9501 mSolverCounterSat, 9780 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15035 SdHoareTripleChecker+Valid, 17902 SdHoareTripleChecker+Invalid, 19281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9780 IncrementalHoareTripleChecker+Valid, 9501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2021-11-20 07:11:50,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15035 Valid, 17902 Invalid, 19281 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9780 Valid, 9501 Invalid, 0 Unknown, 0 Unchecked, 19.6s Time] [2021-11-20 07:11:50,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47212 states. [2021-11-20 07:11:53,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47212 to 43863. [2021-11-20 07:11:53,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43863 states, 30454 states have (on average 1.2998292506731464) internal successors, (39585), 31014 states have internal predecessors, (39585), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2021-11-20 07:11:54,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43863 states to 43863 states and 65107 transitions. [2021-11-20 07:11:54,217 INFO L78 Accepts]: Start accepts. Automaton has 43863 states and 65107 transitions. Word has length 186 [2021-11-20 07:11:54,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:11:54,218 INFO L470 AbstractCegarLoop]: Abstraction has 43863 states and 65107 transitions. [2021-11-20 07:11:54,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-20 07:11:54,219 INFO L276 IsEmpty]: Start isEmpty. Operand 43863 states and 65107 transitions. [2021-11-20 07:11:54,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-20 07:11:54,227 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:11:54,227 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:11:54,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-20 07:11:54,228 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:11:54,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:11:54,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1500765042, now seen corresponding path program 1 times [2021-11-20 07:11:54,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:11:54,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992054581] [2021-11-20 07:11:54,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:11:54,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:11:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:11:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:11:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:11:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:11:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:11:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:11:54,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:11:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:11:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:11:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:11:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:11:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:11:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:11:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:11:54,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:11:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:11:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:11:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:11:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:11:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:54,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:11:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:11:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:11:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-20 07:11:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:11:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-20 07:11:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-20 07:11:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-20 07:11:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-20 07:11:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-20 07:11:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-20 07:11:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:11:55,149 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:11:55,149 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:11:55,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992054581] [2021-11-20 07:11:55,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992054581] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:11:55,150 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:11:55,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:11:55,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163593751] [2021-11-20 07:11:55,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:11:55,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:11:55,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:11:55,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:11:55,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:11:55,152 INFO L87 Difference]: Start difference. First operand 43863 states and 65107 transitions. Second operand has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (31), 5 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-20 07:12:19,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:12:19,600 INFO L93 Difference]: Finished difference Result 47212 states and 70853 transitions. [2021-11-20 07:12:19,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:12:19,601 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (31), 5 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 192 [2021-11-20 07:12:19,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:12:19,781 INFO L225 Difference]: With dead ends: 47212 [2021-11-20 07:12:19,782 INFO L226 Difference]: Without dead ends: 47210 [2021-11-20 07:12:19,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:12:19,802 INFO L933 BasicCegarLoop]: 7166 mSDtfsCounter, 14392 mSDsluCounter, 10696 mSDsCounter, 0 mSdLazyCounter, 9470 mSolverCounterSat, 9818 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15108 SdHoareTripleChecker+Valid, 17862 SdHoareTripleChecker+Invalid, 19288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9818 IncrementalHoareTripleChecker+Valid, 9470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2021-11-20 07:12:19,802 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15108 Valid, 17862 Invalid, 19288 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9818 Valid, 9470 Invalid, 0 Unknown, 0 Unchecked, 19.9s Time] [2021-11-20 07:12:19,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47210 states. [2021-11-20 07:12:23,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47210 to 43861. [2021-11-20 07:12:23,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43861 states, 30453 states have (on average 1.2997734213377992) internal successors, (39582), 31012 states have internal predecessors, (39582), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2021-11-20 07:12:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43861 states to 43861 states and 65104 transitions. [2021-11-20 07:12:24,058 INFO L78 Accepts]: Start accepts. Automaton has 43861 states and 65104 transitions. Word has length 192 [2021-11-20 07:12:24,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:12:24,059 INFO L470 AbstractCegarLoop]: Abstraction has 43861 states and 65104 transitions. [2021-11-20 07:12:24,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (31), 5 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-20 07:12:24,059 INFO L276 IsEmpty]: Start isEmpty. Operand 43861 states and 65104 transitions. [2021-11-20 07:12:24,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-20 07:12:24,068 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:12:24,068 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:12:24,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-20 07:12:24,069 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-20 07:12:24,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:12:24,070 INFO L85 PathProgramCache]: Analyzing trace with hash 822057716, now seen corresponding path program 1 times [2021-11-20 07:12:24,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:12:24,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275028408] [2021-11-20 07:12:24,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:12:24,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:12:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:12:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 07:12:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:12:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:12:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 07:12:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:12:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 07:12:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:12:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-20 07:12:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-11-20 07:12:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:12:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-11-20 07:12:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-20 07:12:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 07:12:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 07:12:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-20 07:12:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-20 07:12:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 07:12:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:12:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 07:12:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-20 07:12:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-20 07:12:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-20 07:12:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:12:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-20 07:12:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-20 07:12:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-20 07:12:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-20 07:12:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-11-20 07:12:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-20 07:12:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-20 07:12:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:12:24,933 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 07:12:24,933 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:12:24,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275028408] [2021-11-20 07:12:24,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275028408] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:12:24,933 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:12:24,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:12:24,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429456560] [2021-11-20 07:12:24,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:12:24,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:12:24,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:12:24,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:12:24,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:12:24,935 INFO L87 Difference]: Start difference. First operand 43861 states and 65104 transitions. Second operand has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 4 states have internal predecessors, (127), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-11-20 07:12:49,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:12:49,764 INFO L93 Difference]: Finished difference Result 47210 states and 70850 transitions. [2021-11-20 07:12:49,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:12:49,764 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 4 states have internal predecessors, (127), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 198 [2021-11-20 07:12:49,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:12:49,948 INFO L225 Difference]: With dead ends: 47210 [2021-11-20 07:12:49,948 INFO L226 Difference]: Without dead ends: 47208 [2021-11-20 07:12:49,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:12:49,970 INFO L933 BasicCegarLoop]: 7168 mSDtfsCounter, 14375 mSDsluCounter, 10694 mSDsCounter, 0 mSdLazyCounter, 9451 mSolverCounterSat, 9817 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15093 SdHoareTripleChecker+Valid, 17862 SdHoareTripleChecker+Invalid, 19268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9817 IncrementalHoareTripleChecker+Valid, 9451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2021-11-20 07:12:49,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15093 Valid, 17862 Invalid, 19268 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9817 Valid, 9451 Invalid, 0 Unknown, 0 Unchecked, 20.1s Time] [2021-11-20 07:12:50,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47208 states.