./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:23:22,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:23:22,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:23:22,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:23:22,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:23:22,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:23:22,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:23:22,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:23:22,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:23:22,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:23:22,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:23:22,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:23:22,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:23:22,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:23:22,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:23:22,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:23:22,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:23:22,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:23:22,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:23:22,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:23:22,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:23:22,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:23:22,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:23:22,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:23:22,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:23:22,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:23:22,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:23:22,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:23:22,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:23:22,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:23:22,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:23:22,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:23:22,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:23:22,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:23:22,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:23:22,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:23:22,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:23:22,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:23:22,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:23:22,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:23:22,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:23:22,619 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:23:22,666 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:23:22,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:23:22,668 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:23:22,668 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:23:22,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:23:22,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:23:22,669 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:23:22,670 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:23:22,670 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:23:22,670 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:23:22,671 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:23:22,672 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:23:22,672 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:23:22,672 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:23:22,672 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:23:22,673 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:23:22,673 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:23:22,673 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:23:22,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:23:22,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:23:22,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:23:22,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:23:22,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:23:22,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:23:22,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:23:22,675 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:23:22,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:23:22,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:23:22,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:23:22,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:23:22,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:23:22,677 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:23:22,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:23:22,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:23:22,678 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:23:22,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:23:22,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:23:22,679 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:23:22,679 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 [2022-11-03 02:23:22,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:23:23,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:23:23,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:23:23,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:23:23,039 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:23:23,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-03 02:23:23,109 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/data/a34e9073f/6bd134b62c8f4e6388c6e4f28a46a81b/FLAG819d04509 [2022-11-03 02:23:24,180 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:23:24,181 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-03 02:23:24,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/data/a34e9073f/6bd134b62c8f4e6388c6e4f28a46a81b/FLAG819d04509 [2022-11-03 02:23:24,636 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/data/a34e9073f/6bd134b62c8f4e6388c6e4f28a46a81b [2022-11-03 02:23:24,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:23:24,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:23:24,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:23:24,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:23:24,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:23:24,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:23:24" (1/1) ... [2022-11-03 02:23:24,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37053203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:24, skipping insertion in model container [2022-11-03 02:23:24,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:23:24" (1/1) ... [2022-11-03 02:23:24,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:23:24,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:23:29,751 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2022-11-03 02:23:29,754 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2022-11-03 02:23:29,755 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2022-11-03 02:23:29,756 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2022-11-03 02:23:29,756 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2022-11-03 02:23:29,757 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2022-11-03 02:23:29,757 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2022-11-03 02:23:29,758 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2022-11-03 02:23:29,759 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2022-11-03 02:23:29,759 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2022-11-03 02:23:29,760 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2022-11-03 02:23:29,760 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2022-11-03 02:23:29,761 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2022-11-03 02:23:29,762 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2022-11-03 02:23:29,762 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2022-11-03 02:23:29,763 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2022-11-03 02:23:29,763 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2022-11-03 02:23:29,764 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2022-11-03 02:23:29,765 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2022-11-03 02:23:29,765 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2022-11-03 02:23:29,766 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2022-11-03 02:23:29,767 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2022-11-03 02:23:29,767 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2022-11-03 02:23:29,768 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2022-11-03 02:23:29,769 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2022-11-03 02:23:29,769 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2022-11-03 02:23:29,770 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2022-11-03 02:23:29,770 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2022-11-03 02:23:29,771 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2022-11-03 02:23:29,771 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2022-11-03 02:23:29,772 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2022-11-03 02:23:29,773 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2022-11-03 02:23:29,773 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2022-11-03 02:23:29,774 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2022-11-03 02:23:29,775 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2022-11-03 02:23:29,775 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2022-11-03 02:23:29,776 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2022-11-03 02:23:29,776 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2022-11-03 02:23:29,777 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2022-11-03 02:23:29,777 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2022-11-03 02:23:29,778 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2022-11-03 02:23:29,779 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2022-11-03 02:23:29,779 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2022-11-03 02:23:29,780 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2022-11-03 02:23:29,780 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2022-11-03 02:23:29,781 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2022-11-03 02:23:29,781 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2022-11-03 02:23:29,782 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2022-11-03 02:23:29,782 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2022-11-03 02:23:29,783 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2022-11-03 02:23:29,783 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2022-11-03 02:23:29,784 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2022-11-03 02:23:29,784 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2022-11-03 02:23:29,785 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2022-11-03 02:23:29,785 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2022-11-03 02:23:29,786 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2022-11-03 02:23:29,787 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2022-11-03 02:23:29,787 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2022-11-03 02:23:29,788 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2022-11-03 02:23:29,788 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2022-11-03 02:23:29,789 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2022-11-03 02:23:29,789 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2022-11-03 02:23:29,790 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2022-11-03 02:23:29,790 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2022-11-03 02:23:29,791 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2022-11-03 02:23:29,792 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2022-11-03 02:23:29,792 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2022-11-03 02:23:29,793 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2022-11-03 02:23:29,793 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2022-11-03 02:23:29,794 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2022-11-03 02:23:29,795 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2022-11-03 02:23:29,795 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2022-11-03 02:23:29,796 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2022-11-03 02:23:29,796 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2022-11-03 02:23:29,797 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2022-11-03 02:23:29,798 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2022-11-03 02:23:29,798 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2022-11-03 02:23:29,799 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2022-11-03 02:23:29,799 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2022-11-03 02:23:29,800 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2022-11-03 02:23:29,800 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2022-11-03 02:23:29,801 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2022-11-03 02:23:29,802 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2022-11-03 02:23:29,802 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2022-11-03 02:23:29,803 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2022-11-03 02:23:29,803 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2022-11-03 02:23:29,804 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2022-11-03 02:23:29,805 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2022-11-03 02:23:29,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:23:29,856 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:23:30,253 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2022-11-03 02:23:30,255 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2022-11-03 02:23:30,255 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2022-11-03 02:23:30,256 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2022-11-03 02:23:30,257 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2022-11-03 02:23:30,262 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2022-11-03 02:23:30,264 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2022-11-03 02:23:30,265 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2022-11-03 02:23:30,265 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2022-11-03 02:23:30,266 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2022-11-03 02:23:30,267 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2022-11-03 02:23:30,268 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2022-11-03 02:23:30,268 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2022-11-03 02:23:30,269 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2022-11-03 02:23:30,269 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2022-11-03 02:23:30,270 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2022-11-03 02:23:30,270 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2022-11-03 02:23:30,271 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2022-11-03 02:23:30,271 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2022-11-03 02:23:30,271 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2022-11-03 02:23:30,272 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2022-11-03 02:23:30,273 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2022-11-03 02:23:30,274 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2022-11-03 02:23:30,275 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2022-11-03 02:23:30,279 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2022-11-03 02:23:30,280 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2022-11-03 02:23:30,282 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2022-11-03 02:23:30,283 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2022-11-03 02:23:30,283 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2022-11-03 02:23:30,284 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2022-11-03 02:23:30,284 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2022-11-03 02:23:30,285 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2022-11-03 02:23:30,286 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2022-11-03 02:23:30,287 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2022-11-03 02:23:30,287 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2022-11-03 02:23:30,288 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2022-11-03 02:23:30,288 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2022-11-03 02:23:30,290 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2022-11-03 02:23:30,290 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2022-11-03 02:23:30,291 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2022-11-03 02:23:30,293 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2022-11-03 02:23:30,293 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2022-11-03 02:23:30,294 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2022-11-03 02:23:30,294 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2022-11-03 02:23:30,295 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2022-11-03 02:23:30,295 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2022-11-03 02:23:30,296 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2022-11-03 02:23:30,296 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2022-11-03 02:23:30,296 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2022-11-03 02:23:30,297 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2022-11-03 02:23:30,297 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2022-11-03 02:23:30,298 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2022-11-03 02:23:30,298 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2022-11-03 02:23:30,299 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2022-11-03 02:23:30,300 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2022-11-03 02:23:30,301 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2022-11-03 02:23:30,305 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2022-11-03 02:23:30,306 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2022-11-03 02:23:30,308 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2022-11-03 02:23:30,308 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2022-11-03 02:23:30,310 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2022-11-03 02:23:30,311 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2022-11-03 02:23:30,311 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2022-11-03 02:23:30,312 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2022-11-03 02:23:30,312 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2022-11-03 02:23:30,322 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2022-11-03 02:23:30,322 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2022-11-03 02:23:30,323 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2022-11-03 02:23:30,323 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2022-11-03 02:23:30,324 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2022-11-03 02:23:30,324 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2022-11-03 02:23:30,325 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2022-11-03 02:23:30,325 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2022-11-03 02:23:30,326 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2022-11-03 02:23:30,326 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2022-11-03 02:23:30,327 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2022-11-03 02:23:30,327 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2022-11-03 02:23:30,328 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2022-11-03 02:23:30,328 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2022-11-03 02:23:30,329 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2022-11-03 02:23:30,329 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2022-11-03 02:23:30,330 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2022-11-03 02:23:30,330 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2022-11-03 02:23:30,331 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2022-11-03 02:23:30,331 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2022-11-03 02:23:30,331 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2022-11-03 02:23:30,332 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2022-11-03 02:23:30,332 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_f4048b12-c020-424c-bdaf-4ae3b20c897a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2022-11-03 02:23:30,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:23:30,662 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:23:30,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30 WrapperNode [2022-11-03 02:23:30,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:23:30,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:23:30,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:23:30,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:23:30,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:30,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,003 INFO L138 Inliner]: procedures = 672, calls = 2071, calls flagged for inlining = 313, calls inlined = 225, statements flattened = 4756 [2022-11-03 02:23:31,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:23:31,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:23:31,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:23:31,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:23:31,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,185 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:23:31,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:23:31,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:23:31,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:23:31,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (1/1) ... [2022-11-03 02:23:31,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:23:31,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:23:31,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:23:31,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:23:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-03 02:23:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-03 02:23:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-03 02:23:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-03 02:23:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2022-11-03 02:23:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2022-11-03 02:23:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-03 02:23:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-03 02:23:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-03 02:23:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-03 02:23:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:23:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:23:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-03 02:23:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-03 02:23:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-03 02:23:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-03 02:23:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 02:23:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 02:23:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-03 02:23:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-03 02:23:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 02:23:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 02:23:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-03 02:23:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-03 02:23:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-03 02:23:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-03 02:23:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_amd8111e_priv [2022-11-03 02:23:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_amd8111e_priv [2022-11-03 02:23:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-03 02:23:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-03 02:23:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-03 02:23:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-03 02:23:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 02:23:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 02:23:31,318 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 02:23:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 02:23:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 02:23:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 02:23:31,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:23:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:23:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-03 02:23:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-03 02:23:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-03 02:23:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-03 02:23:31,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-03 02:23:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-03 02:23:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:23:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-03 02:23:31,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-03 02:23:31,321 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2022-11-03 02:23:31,321 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2022-11-03 02:23:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-03 02:23:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-03 02:23:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 02:23:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 02:23:31,322 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2022-11-03 02:23:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2022-11-03 02:23:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:23:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2022-11-03 02:23:31,323 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2022-11-03 02:23:31,323 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 02:23:31,323 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 02:23:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2022-11-03 02:23:31,324 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2022-11-03 02:23:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:23:31,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-03 02:23:31,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-03 02:23:31,325 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2022-11-03 02:23:31,325 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2022-11-03 02:23:31,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 02:23:31,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 02:23:31,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-03 02:23:31,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-03 02:23:31,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:23:31,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-03 02:23:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-03 02:23:31,326 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 02:23:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 02:23:31,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-03 02:23:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-03 02:23:31,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-03 02:23:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-03 02:23:31,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 02:23:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 02:23:31,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-03 02:23:31,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-03 02:23:31,328 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-03 02:23:31,328 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-03 02:23:31,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-03 02:23:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-03 02:23:31,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_129 [2022-11-03 02:23:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_129 [2022-11-03 02:23:31,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-03 02:23:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-03 02:23:31,329 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2022-11-03 02:23:31,330 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2022-11-03 02:23:31,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-03 02:23:31,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-03 02:23:31,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:23:31,330 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2022-11-03 02:23:31,331 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2022-11-03 02:23:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-03 02:23:31,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-03 02:23:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:23:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:23:31,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:23:31,332 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 02:23:31,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 02:23:31,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:23:31,332 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:23:31,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:23:31,333 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 02:23:31,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 02:23:31,333 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2022-11-03 02:23:31,333 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2022-11-03 02:23:31,333 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-03 02:23:31,333 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-03 02:23:31,334 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 02:23:31,334 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 02:23:31,334 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2022-11-03 02:23:31,334 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2022-11-03 02:23:31,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-03 02:23:31,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-03 02:23:31,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-03 02:23:31,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-03 02:23:31,335 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 02:23:31,335 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 02:23:31,335 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-03 02:23:31,336 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-03 02:23:31,336 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-03 02:23:31,336 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-03 02:23:31,336 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-03 02:23:31,336 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-03 02:23:31,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:23:31,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:23:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2022-11-03 02:23:31,337 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2022-11-03 02:23:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:23:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:23:31,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:23:31,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:23:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 02:23:31,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 02:23:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 02:23:31,338 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 02:23:31,338 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2022-11-03 02:23:31,339 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2022-11-03 02:23:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2022-11-03 02:23:31,339 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2022-11-03 02:23:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-03 02:23:31,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-03 02:23:31,339 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2022-11-03 02:23:31,340 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2022-11-03 02:23:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-03 02:23:31,340 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-03 02:23:31,340 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2022-11-03 02:23:31,340 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2022-11-03 02:23:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-03 02:23:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-03 02:23:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_122 [2022-11-03 02:23:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_122 [2022-11-03 02:23:31,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-03 02:23:31,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-03 02:23:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-03 02:23:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-03 02:23:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-03 02:23:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-03 02:23:31,342 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-03 02:23:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-03 02:23:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-03 02:23:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-03 02:23:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:23:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-03 02:23:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-03 02:23:31,343 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-03 02:23:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-03 02:23:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 02:23:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 02:23:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:23:31,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_amd8111e_priv [2022-11-03 02:23:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_amd8111e_priv [2022-11-03 02:23:31,345 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2022-11-03 02:23:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2022-11-03 02:23:31,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-03 02:23:31,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-03 02:23:31,345 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2022-11-03 02:23:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2022-11-03 02:23:31,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:23:31,346 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2022-11-03 02:23:31,346 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2022-11-03 02:23:31,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-03 02:23:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-03 02:23:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 02:23:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 02:23:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 02:23:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 02:23:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-03 02:23:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-03 02:23:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2022-11-03 02:23:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2022-11-03 02:23:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-03 02:23:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-03 02:23:31,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-03 02:23:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-03 02:23:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-03 02:23:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-03 02:23:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 02:23:31,349 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 02:23:31,349 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-03 02:23:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-03 02:23:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-03 02:23:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-03 02:23:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 02:23:31,350 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 02:23:31,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-03 02:23:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-03 02:23:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:23:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-03 02:23:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-03 02:23:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:23:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:23:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2022-11-03 02:23:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2022-11-03 02:23:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-03 02:23:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-03 02:23:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2022-11-03 02:23:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2022-11-03 02:23:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 02:23:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 02:23:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-03 02:23:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-03 02:23:31,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-03 02:23:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-03 02:23:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2022-11-03 02:23:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2022-11-03 02:23:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_127 [2022-11-03 02:23:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_127 [2022-11-03 02:23:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 02:23:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 02:23:31,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:23:32,406 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:23:32,410 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:23:33,261 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:23:36,543 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:23:37,452 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:23:37,452 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-03 02:23:37,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:23:37 BoogieIcfgContainer [2022-11-03 02:23:37,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:23:37,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:23:37,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:23:37,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:23:37,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:23:24" (1/3) ... [2022-11-03 02:23:37,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692404ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:23:37, skipping insertion in model container [2022-11-03 02:23:37,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:23:30" (2/3) ... [2022-11-03 02:23:37,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692404ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:23:37, skipping insertion in model container [2022-11-03 02:23:37,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:23:37" (3/3) ... [2022-11-03 02:23:37,468 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-03 02:23:37,489 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:23:37,489 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2022-11-03 02:23:37,604 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:23:37,616 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@417eb9f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:23:37,616 INFO L358 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2022-11-03 02:23:37,626 INFO L276 IsEmpty]: Start isEmpty. Operand has 1430 states, 779 states have (on average 1.2888318356867778) internal successors, (1004), 842 states have internal predecessors, (1004), 512 states have call successors, (512), 112 states have call predecessors, (512), 111 states have return successors, (508), 499 states have call predecessors, (508), 508 states have call successors, (508) [2022-11-03 02:23:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-03 02:23:37,637 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:23:37,638 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:23:37,638 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:23:37,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:23:37,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1354118877, now seen corresponding path program 1 times [2022-11-03 02:23:37,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:23:37,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618422410] [2022-11-03 02:23:37,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:23:37,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:23:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:23:38,743 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:23:38,744 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:23:38,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618422410] [2022-11-03 02:23:38,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618422410] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:23:38,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:23:38,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:23:38,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217174182] [2022-11-03 02:23:38,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:23:38,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:23:38,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:23:38,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:23:38,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:23:38,793 INFO L87 Difference]: Start difference. First operand has 1430 states, 779 states have (on average 1.2888318356867778) internal successors, (1004), 842 states have internal predecessors, (1004), 512 states have call successors, (512), 112 states have call predecessors, (512), 111 states have return successors, (508), 499 states have call predecessors, (508), 508 states have call successors, (508) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-03 02:23:41,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:23:41,182 INFO L93 Difference]: Finished difference Result 2834 states and 4115 transitions. [2022-11-03 02:23:41,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:23:41,186 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 47 [2022-11-03 02:23:41,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:23:41,218 INFO L225 Difference]: With dead ends: 2834 [2022-11-03 02:23:41,218 INFO L226 Difference]: Without dead ends: 1415 [2022-11-03 02:23:41,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:23:41,240 INFO L413 NwaCegarLoop]: 1753 mSDtfsCounter, 1972 mSDsluCounter, 1989 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1974 SdHoareTripleChecker+Valid, 3506 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:23:41,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1974 Valid, 3506 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-03 02:23:41,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2022-11-03 02:23:41,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1415. [2022-11-03 02:23:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1415 states, 771 states have (on average 1.2490272373540856) internal successors, (963), 831 states have internal predecessors, (963), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-03 02:23:41,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1415 states and 1977 transitions. [2022-11-03 02:23:41,549 INFO L78 Accepts]: Start accepts. Automaton has 1415 states and 1977 transitions. Word has length 47 [2022-11-03 02:23:41,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:23:41,552 INFO L495 AbstractCegarLoop]: Abstraction has 1415 states and 1977 transitions. [2022-11-03 02:23:41,552 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-03 02:23:41,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1977 transitions. [2022-11-03 02:23:41,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-03 02:23:41,556 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:23:41,557 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:23:41,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:23:41,557 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:23:41,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:23:41,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1551625677, now seen corresponding path program 1 times [2022-11-03 02:23:41,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:23:41,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453131017] [2022-11-03 02:23:41,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:23:41,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:23:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:23:42,183 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:23:42,183 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:23:42,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453131017] [2022-11-03 02:23:42,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453131017] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:23:42,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:23:42,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:23:42,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527929717] [2022-11-03 02:23:42,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:23:42,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:23:42,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:23:42,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:23:42,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:23:42,189 INFO L87 Difference]: Start difference. First operand 1415 states and 1977 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-03 02:23:44,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:23:44,671 INFO L93 Difference]: Finished difference Result 1415 states and 1977 transitions. [2022-11-03 02:23:44,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:23:44,672 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2022-11-03 02:23:44,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:23:44,683 INFO L225 Difference]: With dead ends: 1415 [2022-11-03 02:23:44,683 INFO L226 Difference]: Without dead ends: 1413 [2022-11-03 02:23:44,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:23:44,687 INFO L413 NwaCegarLoop]: 1737 mSDtfsCounter, 1954 mSDsluCounter, 1972 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1956 SdHoareTripleChecker+Valid, 3474 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:23:44,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1956 Valid, 3474 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-03 02:23:44,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1413 states. [2022-11-03 02:23:44,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1413 to 1413. [2022-11-03 02:23:44,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1413 states, 770 states have (on average 1.248051948051948) internal successors, (961), 829 states have internal predecessors, (961), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-03 02:23:44,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1413 states and 1975 transitions. [2022-11-03 02:23:44,843 INFO L78 Accepts]: Start accepts. Automaton has 1413 states and 1975 transitions. Word has length 52 [2022-11-03 02:23:44,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:23:44,844 INFO L495 AbstractCegarLoop]: Abstraction has 1413 states and 1975 transitions. [2022-11-03 02:23:44,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-03 02:23:44,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1975 transitions. [2022-11-03 02:23:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-03 02:23:44,855 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:23:44,855 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:23:44,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:23:44,855 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:23:44,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:23:44,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1603611581, now seen corresponding path program 1 times [2022-11-03 02:23:44,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:23:44,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850116837] [2022-11-03 02:23:44,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:23:44,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:23:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:23:45,300 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:23:45,300 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:23:45,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850116837] [2022-11-03 02:23:45,300 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850116837] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:23:45,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:23:45,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:23:45,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981855023] [2022-11-03 02:23:45,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:23:45,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:23:45,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:23:45,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:23:45,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:23:45,303 INFO L87 Difference]: Start difference. First operand 1413 states and 1975 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-03 02:23:47,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:23:47,695 INFO L93 Difference]: Finished difference Result 1413 states and 1975 transitions. [2022-11-03 02:23:47,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:23:47,696 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 57 [2022-11-03 02:23:47,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:23:47,707 INFO L225 Difference]: With dead ends: 1413 [2022-11-03 02:23:47,707 INFO L226 Difference]: Without dead ends: 1411 [2022-11-03 02:23:47,709 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:23:47,710 INFO L413 NwaCegarLoop]: 1735 mSDtfsCounter, 1951 mSDsluCounter, 1970 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1953 SdHoareTripleChecker+Valid, 3470 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:23:47,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1953 Valid, 3470 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-03 02:23:47,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1411 states. [2022-11-03 02:23:47,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1411 to 1411. [2022-11-03 02:23:47,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1411 states, 769 states have (on average 1.247074122236671) internal successors, (959), 827 states have internal predecessors, (959), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-03 02:23:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 1973 transitions. [2022-11-03 02:23:47,836 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 1973 transitions. Word has length 57 [2022-11-03 02:23:47,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:23:47,837 INFO L495 AbstractCegarLoop]: Abstraction has 1411 states and 1973 transitions. [2022-11-03 02:23:47,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-03 02:23:47,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1973 transitions. [2022-11-03 02:23:47,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-03 02:23:47,839 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:23:47,839 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:23:47,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:23:47,840 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:23:47,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:23:47,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1883761543, now seen corresponding path program 1 times [2022-11-03 02:23:47,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:23:47,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849948509] [2022-11-03 02:23:47,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:23:47,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:23:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:23:48,217 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:23:48,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:23:48,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849948509] [2022-11-03 02:23:48,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849948509] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:23:48,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:23:48,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:23:48,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887999094] [2022-11-03 02:23:48,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:23:48,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:23:48,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:23:48,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:23:48,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:23:48,223 INFO L87 Difference]: Start difference. First operand 1411 states and 1973 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:23:50,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:23:50,518 INFO L93 Difference]: Finished difference Result 1411 states and 1973 transitions. [2022-11-03 02:23:50,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:23:50,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 62 [2022-11-03 02:23:50,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:23:50,531 INFO L225 Difference]: With dead ends: 1411 [2022-11-03 02:23:50,531 INFO L226 Difference]: Without dead ends: 1409 [2022-11-03 02:23:50,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:23:50,535 INFO L413 NwaCegarLoop]: 1733 mSDtfsCounter, 1948 mSDsluCounter, 1968 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1950 SdHoareTripleChecker+Valid, 3466 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:23:50,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1950 Valid, 3466 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-03 02:23:50,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2022-11-03 02:23:50,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 1409. [2022-11-03 02:23:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 768 states have (on average 1.24609375) internal successors, (957), 825 states have internal predecessors, (957), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-03 02:23:50,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 1971 transitions. [2022-11-03 02:23:50,734 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 1971 transitions. Word has length 62 [2022-11-03 02:23:50,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:23:50,735 INFO L495 AbstractCegarLoop]: Abstraction has 1409 states and 1971 transitions. [2022-11-03 02:23:50,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:23:50,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1971 transitions. [2022-11-03 02:23:50,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-03 02:23:50,738 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:23:50,738 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:23:50,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:23:50,739 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:23:50,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:23:50,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1181089105, now seen corresponding path program 1 times [2022-11-03 02:23:50,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:23:50,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907488416] [2022-11-03 02:23:50,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:23:50,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:23:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:23:51,116 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:23:51,116 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:23:51,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907488416] [2022-11-03 02:23:51,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907488416] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:23:51,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:23:51,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:23:51,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868015327] [2022-11-03 02:23:51,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:23:51,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:23:51,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:23:51,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:23:51,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:23:51,121 INFO L87 Difference]: Start difference. First operand 1409 states and 1971 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:23:52,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:53,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:23:53,988 INFO L93 Difference]: Finished difference Result 1409 states and 1971 transitions. [2022-11-03 02:23:53,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:23:53,989 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 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 67 [2022-11-03 02:23:53,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:23:53,998 INFO L225 Difference]: With dead ends: 1409 [2022-11-03 02:23:53,998 INFO L226 Difference]: Without dead ends: 1407 [2022-11-03 02:23:53,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:23:54,000 INFO L413 NwaCegarLoop]: 1731 mSDtfsCounter, 1945 mSDsluCounter, 1966 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1947 SdHoareTripleChecker+Valid, 3462 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:23:54,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1947 Valid, 3462 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-03 02:23:54,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2022-11-03 02:23:54,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1407. [2022-11-03 02:23:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1407 states, 767 states have (on average 1.245110821382008) internal successors, (955), 823 states have internal predecessors, (955), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-03 02:23:54,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1407 states and 1969 transitions. [2022-11-03 02:23:54,121 INFO L78 Accepts]: Start accepts. Automaton has 1407 states and 1969 transitions. Word has length 67 [2022-11-03 02:23:54,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:23:54,122 INFO L495 AbstractCegarLoop]: Abstraction has 1407 states and 1969 transitions. [2022-11-03 02:23:54,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:23:54,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1969 transitions. [2022-11-03 02:23:54,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-03 02:23:54,123 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:23:54,123 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:23:54,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:23:54,124 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:23:54,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:23:54,124 INFO L85 PathProgramCache]: Analyzing trace with hash 596886147, now seen corresponding path program 1 times [2022-11-03 02:23:54,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:23:54,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751451965] [2022-11-03 02:23:54,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:23:54,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:23:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:23:54,442 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:23:54,442 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:23:54,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751451965] [2022-11-03 02:23:54,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751451965] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:23:54,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:23:54,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:23:54,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128955100] [2022-11-03 02:23:54,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:23:54,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:23:54,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:23:54,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:23:54,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:23:54,445 INFO L87 Difference]: Start difference. First operand 1407 states and 1969 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:23:56,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:23:56,974 INFO L93 Difference]: Finished difference Result 1407 states and 1969 transitions. [2022-11-03 02:23:56,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:23:56,975 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 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 72 [2022-11-03 02:23:56,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:23:56,994 INFO L225 Difference]: With dead ends: 1407 [2022-11-03 02:23:56,995 INFO L226 Difference]: Without dead ends: 1405 [2022-11-03 02:23:56,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:23:56,998 INFO L413 NwaCegarLoop]: 1729 mSDtfsCounter, 1942 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1944 SdHoareTripleChecker+Valid, 3458 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:23:56,998 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1944 Valid, 3458 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-03 02:23:57,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1405 states. [2022-11-03 02:23:57,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1405 to 1405. [2022-11-03 02:23:57,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1405 states, 766 states have (on average 1.2441253263707572) internal successors, (953), 821 states have internal predecessors, (953), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-03 02:23:57,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1405 states and 1967 transitions. [2022-11-03 02:23:57,142 INFO L78 Accepts]: Start accepts. Automaton has 1405 states and 1967 transitions. Word has length 72 [2022-11-03 02:23:57,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:23:57,143 INFO L495 AbstractCegarLoop]: Abstraction has 1405 states and 1967 transitions. [2022-11-03 02:23:57,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:23:57,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1967 transitions. [2022-11-03 02:23:57,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 02:23:57,144 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:23:57,145 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-03 02:23:57,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:23:57,145 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:23:57,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:23:57,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1556791443, now seen corresponding path program 1 times [2022-11-03 02:23:57,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:23:57,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006643031] [2022-11-03 02:23:57,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:23:57,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:23:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:23:57,389 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-03 02:23:57,389 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:23:57,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006643031] [2022-11-03 02:23:57,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006643031] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:23:57,390 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:23:57,390 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:23:57,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917845937] [2022-11-03 02:23:57,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:23:57,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:23:57,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:23:57,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:23:57,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:23:57,392 INFO L87 Difference]: Start difference. First operand 1405 states and 1967 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:23:59,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:23:59,424 INFO L93 Difference]: Finished difference Result 3532 states and 4931 transitions. [2022-11-03 02:23:59,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:23:59,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 85 [2022-11-03 02:23:59,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:23:59,447 INFO L225 Difference]: With dead ends: 3532 [2022-11-03 02:23:59,447 INFO L226 Difference]: Without dead ends: 2145 [2022-11-03 02:23:59,461 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:23:59,462 INFO L413 NwaCegarLoop]: 2184 mSDtfsCounter, 1669 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1669 SdHoareTripleChecker+Valid, 3335 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:23:59,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1669 Valid, 3335 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-03 02:23:59,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2145 states. [2022-11-03 02:23:59,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2145 to 2135. [2022-11-03 02:23:59,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2135 states, 1154 states have (on average 1.240901213171577) internal successors, (1432), 1227 states have internal predecessors, (1432), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:23:59,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 2135 states and 2984 transitions. [2022-11-03 02:23:59,731 INFO L78 Accepts]: Start accepts. Automaton has 2135 states and 2984 transitions. Word has length 85 [2022-11-03 02:23:59,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:23:59,733 INFO L495 AbstractCegarLoop]: Abstraction has 2135 states and 2984 transitions. [2022-11-03 02:23:59,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-03 02:23:59,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2984 transitions. [2022-11-03 02:23:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-03 02:23:59,740 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:23:59,740 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:23:59,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 02:23:59,741 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:23:59,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:23:59,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1775593831, now seen corresponding path program 1 times [2022-11-03 02:23:59,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:23:59,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410570910] [2022-11-03 02:23:59,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:23:59,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:23:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:00,139 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:00,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410570910] [2022-11-03 02:24:00,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410570910] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:00,140 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:00,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:00,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247525198] [2022-11-03 02:24:00,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:00,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:00,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:00,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:00,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:00,143 INFO L87 Difference]: Start difference. First operand 2135 states and 2984 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:24:02,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:02,605 INFO L93 Difference]: Finished difference Result 2135 states and 2984 transitions. [2022-11-03 02:24:02,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:02,606 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 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 77 [2022-11-03 02:24:02,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:02,622 INFO L225 Difference]: With dead ends: 2135 [2022-11-03 02:24:02,622 INFO L226 Difference]: Without dead ends: 2133 [2022-11-03 02:24:02,624 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:02,625 INFO L413 NwaCegarLoop]: 1727 mSDtfsCounter, 1939 mSDsluCounter, 1962 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1941 SdHoareTripleChecker+Valid, 3454 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:02,626 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1941 Valid, 3454 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-03 02:24:02,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states. [2022-11-03 02:24:02,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 2133. [2022-11-03 02:24:02,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2133 states, 1153 states have (on average 1.2402428447528187) internal successors, (1430), 1225 states have internal predecessors, (1430), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:02,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 2133 states and 2982 transitions. [2022-11-03 02:24:02,987 INFO L78 Accepts]: Start accepts. Automaton has 2133 states and 2982 transitions. Word has length 77 [2022-11-03 02:24:02,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:02,988 INFO L495 AbstractCegarLoop]: Abstraction has 2133 states and 2982 transitions. [2022-11-03 02:24:02,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:24:02,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2982 transitions. [2022-11-03 02:24:02,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-03 02:24:02,990 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:02,990 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-03 02:24:02,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 02:24:02,991 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:02,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:02,992 INFO L85 PathProgramCache]: Analyzing trace with hash 108127342, now seen corresponding path program 1 times [2022-11-03 02:24:02,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:02,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721544256] [2022-11-03 02:24:02,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:02,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:03,297 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-03 02:24:03,298 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:03,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721544256] [2022-11-03 02:24:03,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721544256] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:24:03,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1583458789] [2022-11-03 02:24:03,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:03,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:24:03,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:24:03,302 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:24:03,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:24:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:04,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 1682 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-03 02:24:04,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:24:04,428 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-03 02:24:04,428 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:24:04,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1583458789] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:04,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:24:04,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-03 02:24:04,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423874080] [2022-11-03 02:24:04,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:04,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:24:04,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:04,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:24:04,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:24:04,432 INFO L87 Difference]: Start difference. First operand 2133 states and 2982 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:24:05,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:05,902 INFO L93 Difference]: Finished difference Result 4244 states and 5932 transitions. [2022-11-03 02:24:05,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:24:05,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 90 [2022-11-03 02:24:05,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:05,921 INFO L225 Difference]: With dead ends: 4244 [2022-11-03 02:24:05,921 INFO L226 Difference]: Without dead ends: 2129 [2022-11-03 02:24:05,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:24:05,937 INFO L413 NwaCegarLoop]: 1723 mSDtfsCounter, 1949 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1949 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:05,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1949 Valid, 1723 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 02:24:05,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2129 states. [2022-11-03 02:24:06,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2129 to 2129. [2022-11-03 02:24:06,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2129 states, 1150 states have (on average 1.2391304347826086) internal successors, (1425), 1221 states have internal predecessors, (1425), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:06,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 2129 states and 2977 transitions. [2022-11-03 02:24:06,224 INFO L78 Accepts]: Start accepts. Automaton has 2129 states and 2977 transitions. Word has length 90 [2022-11-03 02:24:06,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:06,225 INFO L495 AbstractCegarLoop]: Abstraction has 2129 states and 2977 transitions. [2022-11-03 02:24:06,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:24:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 2977 transitions. [2022-11-03 02:24:06,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-03 02:24:06,229 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:06,229 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:24:06,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-03 02:24:06,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:24:06,446 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:06,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:06,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1600085225, now seen corresponding path program 1 times [2022-11-03 02:24:06,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:06,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220485837] [2022-11-03 02:24:06,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:06,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:06,791 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:06,792 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:06,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220485837] [2022-11-03 02:24:06,792 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220485837] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:06,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:06,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:06,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782156265] [2022-11-03 02:24:06,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:06,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:06,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:06,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:06,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:06,795 INFO L87 Difference]: Start difference. First operand 2129 states and 2977 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:24:09,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:09,794 INFO L93 Difference]: Finished difference Result 2129 states and 2977 transitions. [2022-11-03 02:24:09,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:09,795 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 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 82 [2022-11-03 02:24:09,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:09,810 INFO L225 Difference]: With dead ends: 2129 [2022-11-03 02:24:09,811 INFO L226 Difference]: Without dead ends: 2127 [2022-11-03 02:24:09,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:09,813 INFO L413 NwaCegarLoop]: 1720 mSDtfsCounter, 1935 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1937 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:09,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1937 Valid, 3436 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-03 02:24:09,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2127 states. [2022-11-03 02:24:10,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2127 to 2127. [2022-11-03 02:24:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2127 states, 1149 states have (on average 1.238468233246301) internal successors, (1423), 1219 states have internal predecessors, (1423), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:10,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 2127 states and 2975 transitions. [2022-11-03 02:24:10,129 INFO L78 Accepts]: Start accepts. Automaton has 2127 states and 2975 transitions. Word has length 82 [2022-11-03 02:24:10,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:10,131 INFO L495 AbstractCegarLoop]: Abstraction has 2127 states and 2975 transitions. [2022-11-03 02:24:10,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:24:10,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2975 transitions. [2022-11-03 02:24:10,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-03 02:24:10,134 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:10,134 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:10,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-03 02:24:10,134 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:10,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:10,135 INFO L85 PathProgramCache]: Analyzing trace with hash 83756332, now seen corresponding path program 1 times [2022-11-03 02:24:10,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:10,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920994671] [2022-11-03 02:24:10,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:10,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:10,474 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:10,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920994671] [2022-11-03 02:24:10,475 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920994671] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:10,475 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:10,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:10,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533185767] [2022-11-03 02:24:10,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:10,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:10,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:10,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:10,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:10,478 INFO L87 Difference]: Start difference. First operand 2127 states and 2975 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:24:13,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:13,346 INFO L93 Difference]: Finished difference Result 2127 states and 2975 transitions. [2022-11-03 02:24:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:13,347 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 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 84 [2022-11-03 02:24:13,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:13,363 INFO L225 Difference]: With dead ends: 2127 [2022-11-03 02:24:13,364 INFO L226 Difference]: Without dead ends: 2125 [2022-11-03 02:24:13,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:13,367 INFO L413 NwaCegarLoop]: 1718 mSDtfsCounter, 1927 mSDsluCounter, 1953 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1929 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:13,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1929 Valid, 3436 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-03 02:24:13,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2125 states. [2022-11-03 02:24:13,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2125 to 2125. [2022-11-03 02:24:13,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2125 states, 1148 states have (on average 1.2378048780487805) internal successors, (1421), 1217 states have internal predecessors, (1421), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:13,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 2125 states and 2973 transitions. [2022-11-03 02:24:13,702 INFO L78 Accepts]: Start accepts. Automaton has 2125 states and 2973 transitions. Word has length 84 [2022-11-03 02:24:13,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:13,703 INFO L495 AbstractCegarLoop]: Abstraction has 2125 states and 2973 transitions. [2022-11-03 02:24:13,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:24:13,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2973 transitions. [2022-11-03 02:24:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-03 02:24:13,705 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:13,705 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:13,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-03 02:24:13,706 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:13,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:13,707 INFO L85 PathProgramCache]: Analyzing trace with hash 80692819, now seen corresponding path program 1 times [2022-11-03 02:24:13,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:13,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386394366] [2022-11-03 02:24:13,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:13,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:14,045 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:14,046 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:14,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386394366] [2022-11-03 02:24:14,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386394366] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:14,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:14,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:14,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309000732] [2022-11-03 02:24:14,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:14,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:14,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:14,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:14,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:14,049 INFO L87 Difference]: Start difference. First operand 2125 states and 2973 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 02:24:16,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:16,785 INFO L93 Difference]: Finished difference Result 2125 states and 2973 transitions. [2022-11-03 02:24:16,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:16,787 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 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 89 [2022-11-03 02:24:16,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:16,802 INFO L225 Difference]: With dead ends: 2125 [2022-11-03 02:24:16,802 INFO L226 Difference]: Without dead ends: 2123 [2022-11-03 02:24:16,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:16,805 INFO L413 NwaCegarLoop]: 1716 mSDtfsCounter, 1926 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1928 SdHoareTripleChecker+Valid, 3432 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:16,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1928 Valid, 3432 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-03 02:24:16,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2123 states. [2022-11-03 02:24:17,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2123 to 2123. [2022-11-03 02:24:17,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2123 states, 1147 states have (on average 1.2371403661726241) internal successors, (1419), 1215 states have internal predecessors, (1419), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:17,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 2123 states and 2971 transitions. [2022-11-03 02:24:17,225 INFO L78 Accepts]: Start accepts. Automaton has 2123 states and 2971 transitions. Word has length 89 [2022-11-03 02:24:17,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:17,226 INFO L495 AbstractCegarLoop]: Abstraction has 2123 states and 2971 transitions. [2022-11-03 02:24:17,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 02:24:17,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2971 transitions. [2022-11-03 02:24:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-03 02:24:17,231 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:17,231 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:24:17,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-03 02:24:17,231 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:17,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:17,232 INFO L85 PathProgramCache]: Analyzing trace with hash -369380819, now seen corresponding path program 1 times [2022-11-03 02:24:17,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:17,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47543818] [2022-11-03 02:24:17,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:17,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:17,588 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:17,588 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:17,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47543818] [2022-11-03 02:24:17,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47543818] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:17,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:17,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:17,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528113953] [2022-11-03 02:24:17,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:17,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:17,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:17,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:17,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:17,591 INFO L87 Difference]: Start difference. First operand 2123 states and 2971 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-03 02:24:20,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:20,730 INFO L93 Difference]: Finished difference Result 2123 states and 2971 transitions. [2022-11-03 02:24:20,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:20,731 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 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 94 [2022-11-03 02:24:20,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:20,744 INFO L225 Difference]: With dead ends: 2123 [2022-11-03 02:24:20,744 INFO L226 Difference]: Without dead ends: 2121 [2022-11-03 02:24:20,746 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:20,746 INFO L413 NwaCegarLoop]: 1714 mSDtfsCounter, 1923 mSDsluCounter, 1949 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1925 SdHoareTripleChecker+Valid, 3428 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:20,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1925 Valid, 3428 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-03 02:24:20,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2121 states. [2022-11-03 02:24:21,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2121 to 2121. [2022-11-03 02:24:21,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2121 states, 1146 states have (on average 1.236474694589878) internal successors, (1417), 1213 states have internal predecessors, (1417), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 2121 states and 2969 transitions. [2022-11-03 02:24:21,131 INFO L78 Accepts]: Start accepts. Automaton has 2121 states and 2969 transitions. Word has length 94 [2022-11-03 02:24:21,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:21,131 INFO L495 AbstractCegarLoop]: Abstraction has 2121 states and 2969 transitions. [2022-11-03 02:24:21,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-03 02:24:21,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2969 transitions. [2022-11-03 02:24:21,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-03 02:24:21,134 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:21,134 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:21,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-03 02:24:21,135 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:21,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:21,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1705894643, now seen corresponding path program 1 times [2022-11-03 02:24:21,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:21,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346134521] [2022-11-03 02:24:21,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:21,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:21,465 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:21,466 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:21,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346134521] [2022-11-03 02:24:21,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346134521] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:21,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:21,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:21,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292310765] [2022-11-03 02:24:21,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:21,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:21,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:21,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:21,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:21,469 INFO L87 Difference]: Start difference. First operand 2121 states and 2969 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-03 02:24:24,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:24,035 INFO L93 Difference]: Finished difference Result 2121 states and 2969 transitions. [2022-11-03 02:24:24,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:24,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 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 99 [2022-11-03 02:24:24,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:24,048 INFO L225 Difference]: With dead ends: 2121 [2022-11-03 02:24:24,049 INFO L226 Difference]: Without dead ends: 2119 [2022-11-03 02:24:24,051 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:24,052 INFO L413 NwaCegarLoop]: 1712 mSDtfsCounter, 1920 mSDsluCounter, 1947 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1922 SdHoareTripleChecker+Valid, 3424 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:24,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1922 Valid, 3424 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-03 02:24:24,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2119 states. [2022-11-03 02:24:24,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2119 to 2119. [2022-11-03 02:24:24,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2119 states, 1145 states have (on average 1.2358078602620088) internal successors, (1415), 1211 states have internal predecessors, (1415), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:24,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 2119 states and 2967 transitions. [2022-11-03 02:24:24,436 INFO L78 Accepts]: Start accepts. Automaton has 2119 states and 2967 transitions. Word has length 99 [2022-11-03 02:24:24,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:24,439 INFO L495 AbstractCegarLoop]: Abstraction has 2119 states and 2967 transitions. [2022-11-03 02:24:24,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-03 02:24:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2967 transitions. [2022-11-03 02:24:24,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-03 02:24:24,443 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:24,444 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:24,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-03 02:24:24,445 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:24,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:24,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1427773114, now seen corresponding path program 1 times [2022-11-03 02:24:24,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:24,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109728939] [2022-11-03 02:24:24,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:24,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:24,789 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:24,790 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:24,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109728939] [2022-11-03 02:24:24,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109728939] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:24,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:24,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:24,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838433518] [2022-11-03 02:24:24,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:24,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:24,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:24,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:24,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:24,795 INFO L87 Difference]: Start difference. First operand 2119 states and 2967 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 02:24:26,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:26,721 INFO L93 Difference]: Finished difference Result 2119 states and 2967 transitions. [2022-11-03 02:24:26,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:26,722 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 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 104 [2022-11-03 02:24:26,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:26,735 INFO L225 Difference]: With dead ends: 2119 [2022-11-03 02:24:26,736 INFO L226 Difference]: Without dead ends: 2117 [2022-11-03 02:24:26,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:26,739 INFO L413 NwaCegarLoop]: 1710 mSDtfsCounter, 1917 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1919 SdHoareTripleChecker+Valid, 3420 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:26,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1919 Valid, 3420 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-03 02:24:26,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2117 states. [2022-11-03 02:24:27,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2117 to 2117. [2022-11-03 02:24:27,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2117 states, 1144 states have (on average 1.2351398601398602) internal successors, (1413), 1209 states have internal predecessors, (1413), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:27,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 2117 states and 2965 transitions. [2022-11-03 02:24:27,064 INFO L78 Accepts]: Start accepts. Automaton has 2117 states and 2965 transitions. Word has length 104 [2022-11-03 02:24:27,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:27,065 INFO L495 AbstractCegarLoop]: Abstraction has 2117 states and 2965 transitions. [2022-11-03 02:24:27,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 02:24:27,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2965 transitions. [2022-11-03 02:24:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-03 02:24:27,067 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:27,068 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:27,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-03 02:24:27,068 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:27,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:27,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1518301122, now seen corresponding path program 1 times [2022-11-03 02:24:27,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:27,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533522578] [2022-11-03 02:24:27,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:27,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:27,481 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:27,481 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:27,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533522578] [2022-11-03 02:24:27,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533522578] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:27,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:27,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:27,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422524728] [2022-11-03 02:24:27,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:27,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:27,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:27,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:27,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:27,485 INFO L87 Difference]: Start difference. First operand 2117 states and 2965 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-03 02:24:29,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:29,562 INFO L93 Difference]: Finished difference Result 2117 states and 2965 transitions. [2022-11-03 02:24:29,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:29,563 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 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 109 [2022-11-03 02:24:29,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:29,576 INFO L225 Difference]: With dead ends: 2117 [2022-11-03 02:24:29,576 INFO L226 Difference]: Without dead ends: 2115 [2022-11-03 02:24:29,578 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:29,579 INFO L413 NwaCegarLoop]: 1708 mSDtfsCounter, 1914 mSDsluCounter, 1943 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1916 SdHoareTripleChecker+Valid, 3416 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:29,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1916 Valid, 3416 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-03 02:24:29,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2115 states. [2022-11-03 02:24:29,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2115 to 2115. [2022-11-03 02:24:29,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2115 states, 1143 states have (on average 1.2344706911636045) internal successors, (1411), 1207 states have internal predecessors, (1411), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:29,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 2115 states and 2963 transitions. [2022-11-03 02:24:29,881 INFO L78 Accepts]: Start accepts. Automaton has 2115 states and 2963 transitions. Word has length 109 [2022-11-03 02:24:29,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:29,882 INFO L495 AbstractCegarLoop]: Abstraction has 2115 states and 2963 transitions. [2022-11-03 02:24:29,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-03 02:24:29,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2963 transitions. [2022-11-03 02:24:29,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-03 02:24:29,886 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:29,886 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:24:29,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-03 02:24:29,886 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:29,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:29,887 INFO L85 PathProgramCache]: Analyzing trace with hash -804482805, now seen corresponding path program 1 times [2022-11-03 02:24:29,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:29,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119532308] [2022-11-03 02:24:29,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:29,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:30,286 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:30,287 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:30,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119532308] [2022-11-03 02:24:30,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119532308] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:30,287 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:30,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:30,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469846729] [2022-11-03 02:24:30,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:30,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:30,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:30,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:30,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:30,290 INFO L87 Difference]: Start difference. First operand 2115 states and 2963 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 02:24:32,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:32,928 INFO L93 Difference]: Finished difference Result 2115 states and 2963 transitions. [2022-11-03 02:24:32,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:32,929 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 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 114 [2022-11-03 02:24:32,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:32,942 INFO L225 Difference]: With dead ends: 2115 [2022-11-03 02:24:32,943 INFO L226 Difference]: Without dead ends: 2113 [2022-11-03 02:24:32,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:32,946 INFO L413 NwaCegarLoop]: 1706 mSDtfsCounter, 1911 mSDsluCounter, 1941 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1913 SdHoareTripleChecker+Valid, 3412 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:32,946 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1913 Valid, 3412 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-03 02:24:32,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2113 states. [2022-11-03 02:24:33,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2113 to 2113. [2022-11-03 02:24:33,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2113 states, 1142 states have (on average 1.233800350262697) internal successors, (1409), 1205 states have internal predecessors, (1409), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-03 02:24:33,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 2113 states and 2961 transitions. [2022-11-03 02:24:33,399 INFO L78 Accepts]: Start accepts. Automaton has 2113 states and 2961 transitions. Word has length 114 [2022-11-03 02:24:33,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:33,400 INFO L495 AbstractCegarLoop]: Abstraction has 2113 states and 2961 transitions. [2022-11-03 02:24:33,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-03 02:24:33,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2961 transitions. [2022-11-03 02:24:33,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-03 02:24:33,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:33,406 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-03 02:24:33,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-03 02:24:33,406 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:33,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:33,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1313869608, now seen corresponding path program 1 times [2022-11-03 02:24:33,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:33,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704701100] [2022-11-03 02:24:33,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:33,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:34,299 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-03 02:24:34,300 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:34,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704701100] [2022-11-03 02:24:34,300 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704701100] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:34,300 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:34,300 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:24:34,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345623463] [2022-11-03 02:24:34,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:34,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:24:34,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:34,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:24:34,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:34,304 INFO L87 Difference]: Start difference. First operand 2113 states and 2961 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 02:24:37,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:37,815 INFO L93 Difference]: Finished difference Result 2265 states and 3115 transitions. [2022-11-03 02:24:37,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:24:37,816 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2022-11-03 02:24:37,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:37,828 INFO L225 Difference]: With dead ends: 2265 [2022-11-03 02:24:37,829 INFO L226 Difference]: Without dead ends: 2263 [2022-11-03 02:24:37,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:24:37,832 INFO L413 NwaCegarLoop]: 1753 mSDtfsCounter, 1099 mSDsluCounter, 4921 mSDsCounter, 0 mSdLazyCounter, 820 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1100 SdHoareTripleChecker+Valid, 6099 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:37,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1100 Valid, 6099 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 820 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-03 02:24:37,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2263 states. [2022-11-03 02:24:38,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2263 to 2263. [2022-11-03 02:24:38,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2263 states, 1220 states have (on average 1.222950819672131) internal successors, (1492), 1286 states have internal predecessors, (1492), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-03 02:24:38,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 2263 states and 3112 transitions. [2022-11-03 02:24:38,198 INFO L78 Accepts]: Start accepts. Automaton has 2263 states and 3112 transitions. Word has length 137 [2022-11-03 02:24:38,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:38,199 INFO L495 AbstractCegarLoop]: Abstraction has 2263 states and 3112 transitions. [2022-11-03 02:24:38,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-03 02:24:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 3112 transitions. [2022-11-03 02:24:38,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-03 02:24:38,203 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:38,203 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:38,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-03 02:24:38,204 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:38,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:38,205 INFO L85 PathProgramCache]: Analyzing trace with hash -642217724, now seen corresponding path program 1 times [2022-11-03 02:24:38,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:38,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294974738] [2022-11-03 02:24:38,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:38,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:38,744 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:38,745 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:38,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294974738] [2022-11-03 02:24:38,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294974738] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:38,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:38,746 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:38,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951859719] [2022-11-03 02:24:38,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:38,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:38,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:38,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:38,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:38,750 INFO L87 Difference]: Start difference. First operand 2263 states and 3112 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-03 02:24:41,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:41,818 INFO L93 Difference]: Finished difference Result 2263 states and 3112 transitions. [2022-11-03 02:24:41,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:41,819 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 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 119 [2022-11-03 02:24:41,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:41,837 INFO L225 Difference]: With dead ends: 2263 [2022-11-03 02:24:41,838 INFO L226 Difference]: Without dead ends: 2261 [2022-11-03 02:24:41,839 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:41,840 INFO L413 NwaCegarLoop]: 1702 mSDtfsCounter, 1906 mSDsluCounter, 1937 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1908 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:41,840 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1908 Valid, 3404 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-03 02:24:41,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2261 states. [2022-11-03 02:24:42,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2261 to 2261. [2022-11-03 02:24:42,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2261 states, 1219 states have (on average 1.2223133716160788) internal successors, (1490), 1284 states have internal predecessors, (1490), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-03 02:24:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 2261 states and 3110 transitions. [2022-11-03 02:24:42,307 INFO L78 Accepts]: Start accepts. Automaton has 2261 states and 3110 transitions. Word has length 119 [2022-11-03 02:24:42,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:42,307 INFO L495 AbstractCegarLoop]: Abstraction has 2261 states and 3110 transitions. [2022-11-03 02:24:42,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-03 02:24:42,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 3110 transitions. [2022-11-03 02:24:42,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-03 02:24:42,311 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:42,312 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:42,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-03 02:24:42,312 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:42,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:42,313 INFO L85 PathProgramCache]: Analyzing trace with hash 106824663, now seen corresponding path program 1 times [2022-11-03 02:24:42,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:42,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861272196] [2022-11-03 02:24:42,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:42,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:42,656 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:42,656 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:42,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861272196] [2022-11-03 02:24:42,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861272196] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:42,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:42,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:42,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743087421] [2022-11-03 02:24:42,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:42,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:42,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:42,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:42,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:42,659 INFO L87 Difference]: Start difference. First operand 2261 states and 3110 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-03 02:24:45,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:45,957 INFO L93 Difference]: Finished difference Result 2261 states and 3110 transitions. [2022-11-03 02:24:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:45,958 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 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 124 [2022-11-03 02:24:45,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:45,967 INFO L225 Difference]: With dead ends: 2261 [2022-11-03 02:24:45,968 INFO L226 Difference]: Without dead ends: 2259 [2022-11-03 02:24:45,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:45,970 INFO L413 NwaCegarLoop]: 1700 mSDtfsCounter, 1903 mSDsluCounter, 1935 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1905 SdHoareTripleChecker+Valid, 3400 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:45,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1905 Valid, 3400 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-03 02:24:45,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2259 states. [2022-11-03 02:24:46,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2259 to 2259. [2022-11-03 02:24:46,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2259 states, 1218 states have (on average 1.2216748768472907) internal successors, (1488), 1282 states have internal predecessors, (1488), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-03 02:24:46,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 2259 states and 3108 transitions. [2022-11-03 02:24:46,332 INFO L78 Accepts]: Start accepts. Automaton has 2259 states and 3108 transitions. Word has length 124 [2022-11-03 02:24:46,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:46,333 INFO L495 AbstractCegarLoop]: Abstraction has 2259 states and 3108 transitions. [2022-11-03 02:24:46,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-03 02:24:46,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 3108 transitions. [2022-11-03 02:24:46,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-03 02:24:46,337 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:46,337 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:46,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-03 02:24:46,338 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:46,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:46,339 INFO L85 PathProgramCache]: Analyzing trace with hash 992347706, now seen corresponding path program 1 times [2022-11-03 02:24:46,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:46,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329443728] [2022-11-03 02:24:46,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:46,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:46,656 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:46,657 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:46,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329443728] [2022-11-03 02:24:46,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329443728] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:46,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:46,658 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:46,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363362830] [2022-11-03 02:24:46,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:46,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:46,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:46,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:46,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:46,665 INFO L87 Difference]: Start difference. First operand 2259 states and 3108 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 02:24:49,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:49,002 INFO L93 Difference]: Finished difference Result 2259 states and 3108 transitions. [2022-11-03 02:24:49,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:49,004 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 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 129 [2022-11-03 02:24:49,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:49,015 INFO L225 Difference]: With dead ends: 2259 [2022-11-03 02:24:49,015 INFO L226 Difference]: Without dead ends: 2257 [2022-11-03 02:24:49,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:49,018 INFO L413 NwaCegarLoop]: 1698 mSDtfsCounter, 1900 mSDsluCounter, 1933 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1902 SdHoareTripleChecker+Valid, 3396 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:49,019 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1902 Valid, 3396 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-03 02:24:49,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2257 states. [2022-11-03 02:24:49,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2257 to 2257. [2022-11-03 02:24:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2257 states, 1217 states have (on average 1.221035332785538) internal successors, (1486), 1280 states have internal predecessors, (1486), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-03 02:24:49,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 2257 states and 3106 transitions. [2022-11-03 02:24:49,437 INFO L78 Accepts]: Start accepts. Automaton has 2257 states and 3106 transitions. Word has length 129 [2022-11-03 02:24:49,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:49,438 INFO L495 AbstractCegarLoop]: Abstraction has 2257 states and 3106 transitions. [2022-11-03 02:24:49,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 02:24:49,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 3106 transitions. [2022-11-03 02:24:49,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-03 02:24:49,443 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:49,443 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:49,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-03 02:24:49,443 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:49,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:49,444 INFO L85 PathProgramCache]: Analyzing trace with hash -304832866, now seen corresponding path program 1 times [2022-11-03 02:24:49,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:49,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276456891] [2022-11-03 02:24:49,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:49,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:49,755 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:49,755 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:49,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276456891] [2022-11-03 02:24:49,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276456891] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:49,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:49,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:49,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973126705] [2022-11-03 02:24:49,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:49,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:49,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:49,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:49,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:49,760 INFO L87 Difference]: Start difference. First operand 2257 states and 3106 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-03 02:24:52,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:52,373 INFO L93 Difference]: Finished difference Result 2257 states and 3106 transitions. [2022-11-03 02:24:52,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:52,375 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 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 134 [2022-11-03 02:24:52,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:52,385 INFO L225 Difference]: With dead ends: 2257 [2022-11-03 02:24:52,385 INFO L226 Difference]: Without dead ends: 2255 [2022-11-03 02:24:52,387 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:52,388 INFO L413 NwaCegarLoop]: 1696 mSDtfsCounter, 1897 mSDsluCounter, 1931 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1899 SdHoareTripleChecker+Valid, 3392 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:52,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1899 Valid, 3392 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-03 02:24:52,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2022-11-03 02:24:52,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 2255. [2022-11-03 02:24:52,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2255 states, 1216 states have (on average 1.2203947368421053) internal successors, (1484), 1278 states have internal predecessors, (1484), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-03 02:24:52,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 3104 transitions. [2022-11-03 02:24:52,900 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 3104 transitions. Word has length 134 [2022-11-03 02:24:52,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:52,901 INFO L495 AbstractCegarLoop]: Abstraction has 2255 states and 3104 transitions. [2022-11-03 02:24:52,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-03 02:24:52,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 3104 transitions. [2022-11-03 02:24:52,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-03 02:24:52,905 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:52,906 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:24:52,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-03 02:24:52,906 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:52,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:52,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1984825768, now seen corresponding path program 1 times [2022-11-03 02:24:52,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:52,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522558597] [2022-11-03 02:24:52,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:52,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:53,220 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:24:53,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:53,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522558597] [2022-11-03 02:24:53,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522558597] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:53,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:53,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:24:53,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107752552] [2022-11-03 02:24:53,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:53,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:24:53,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:53,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:24:53,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:24:53,224 INFO L87 Difference]: Start difference. First operand 2255 states and 3104 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-03 02:24:55,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:55,811 INFO L93 Difference]: Finished difference Result 2255 states and 3104 transitions. [2022-11-03 02:24:55,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:24:55,812 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 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 139 [2022-11-03 02:24:55,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:55,823 INFO L225 Difference]: With dead ends: 2255 [2022-11-03 02:24:55,824 INFO L226 Difference]: Without dead ends: 2253 [2022-11-03 02:24:55,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:24:55,826 INFO L413 NwaCegarLoop]: 1694 mSDtfsCounter, 1894 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1896 SdHoareTripleChecker+Valid, 3388 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:55,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1896 Valid, 3388 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-03 02:24:55,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2253 states. [2022-11-03 02:24:56,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2253 to 2253. [2022-11-03 02:24:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2253 states, 1215 states have (on average 1.219753086419753) internal successors, (1482), 1276 states have internal predecessors, (1482), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-03 02:24:56,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 2253 states and 3102 transitions. [2022-11-03 02:24:56,368 INFO L78 Accepts]: Start accepts. Automaton has 2253 states and 3102 transitions. Word has length 139 [2022-11-03 02:24:56,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:56,369 INFO L495 AbstractCegarLoop]: Abstraction has 2253 states and 3102 transitions. [2022-11-03 02:24:56,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-03 02:24:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 3102 transitions. [2022-11-03 02:24:56,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-03 02:24:56,374 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:56,374 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:24:56,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-03 02:24:56,375 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:56,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:56,376 INFO L85 PathProgramCache]: Analyzing trace with hash 249959012, now seen corresponding path program 1 times [2022-11-03 02:24:56,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:56,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124351225] [2022-11-03 02:24:56,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:56,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:56,888 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-03 02:24:56,889 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:56,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124351225] [2022-11-03 02:24:56,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124351225] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:56,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:56,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:24:56,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781346766] [2022-11-03 02:24:56,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:56,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:24:56,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:56,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:24:56,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:24:56,892 INFO L87 Difference]: Start difference. First operand 2253 states and 3102 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-03 02:24:58,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:58,943 INFO L93 Difference]: Finished difference Result 4489 states and 6178 transitions. [2022-11-03 02:24:58,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:24:58,944 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 155 [2022-11-03 02:24:58,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:58,957 INFO L225 Difference]: With dead ends: 4489 [2022-11-03 02:24:58,957 INFO L226 Difference]: Without dead ends: 2254 [2022-11-03 02:24:58,970 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:24:58,971 INFO L413 NwaCegarLoop]: 1696 mSDtfsCounter, 0 mSDsluCounter, 1928 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3391 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:58,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3391 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 02:24:58,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2022-11-03 02:24:59,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2022-11-03 02:24:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 1216 states have (on average 1.2195723684210527) internal successors, (1483), 1277 states have internal predecessors, (1483), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-03 02:24:59,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 3103 transitions. [2022-11-03 02:24:59,477 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 3103 transitions. Word has length 155 [2022-11-03 02:24:59,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:59,478 INFO L495 AbstractCegarLoop]: Abstraction has 2254 states and 3103 transitions. [2022-11-03 02:24:59,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-03 02:24:59,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 3103 transitions. [2022-11-03 02:24:59,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-03 02:24:59,485 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:59,485 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:24:59,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-03 02:24:59,486 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:24:59,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:59,487 INFO L85 PathProgramCache]: Analyzing trace with hash 981861876, now seen corresponding path program 1 times [2022-11-03 02:24:59,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:59,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637370047] [2022-11-03 02:24:59,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:59,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:00,054 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-03 02:25:00,054 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:25:00,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637370047] [2022-11-03 02:25:00,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637370047] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:25:00,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554533396] [2022-11-03 02:25:00,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:00,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:25:00,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:25:00,057 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:25:00,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:25:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:01,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 2617 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-03 02:25:01,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:25:01,506 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2022-11-03 02:25:01,507 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:25:01,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554533396] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:25:01,507 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:25:01,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-03 02:25:01,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332748286] [2022-11-03 02:25:01,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:25:01,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:25:01,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:25:01,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:25:01,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:25:01,510 INFO L87 Difference]: Start difference. First operand 2254 states and 3103 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-03 02:25:05,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:25:05,141 INFO L93 Difference]: Finished difference Result 4884 states and 6813 transitions. [2022-11-03 02:25:05,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:25:05,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 156 [2022-11-03 02:25:05,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:25:05,152 INFO L225 Difference]: With dead ends: 4884 [2022-11-03 02:25:05,152 INFO L226 Difference]: Without dead ends: 2648 [2022-11-03 02:25:05,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:25:05,165 INFO L413 NwaCegarLoop]: 2223 mSDtfsCounter, 268 mSDsluCounter, 2098 mSDsCounter, 0 mSdLazyCounter, 562 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 4086 SdHoareTripleChecker+Invalid, 562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:25:05,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 4086 Invalid, 562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 562 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-03 02:25:05,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2648 states. [2022-11-03 02:25:05,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2648 to 2255. [2022-11-03 02:25:05,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2255 states, 1217 states have (on average 1.2193919474116681) internal successors, (1484), 1278 states have internal predecessors, (1484), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-03 02:25:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 3104 transitions. [2022-11-03 02:25:05,792 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 3104 transitions. Word has length 156 [2022-11-03 02:25:05,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:25:05,793 INFO L495 AbstractCegarLoop]: Abstraction has 2255 states and 3104 transitions. [2022-11-03 02:25:05,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-03 02:25:05,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 3104 transitions. [2022-11-03 02:25:05,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-03 02:25:05,799 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:25:05,799 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-03 02:25:05,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-03 02:25:06,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-11-03 02:25:06,023 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:25:06,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:25:06,023 INFO L85 PathProgramCache]: Analyzing trace with hash 2065108363, now seen corresponding path program 1 times [2022-11-03 02:25:06,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:25:06,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524442881] [2022-11-03 02:25:06,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:06,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:25:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:06,391 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:25:06,391 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:25:06,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524442881] [2022-11-03 02:25:06,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524442881] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:25:06,392 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:25:06,392 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:25:06,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761188603] [2022-11-03 02:25:06,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:25:06,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:25:06,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:25:06,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:25:06,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:25:06,395 INFO L87 Difference]: Start difference. First operand 2255 states and 3104 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-03 02:25:07,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:09,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:25:09,703 INFO L93 Difference]: Finished difference Result 2255 states and 3104 transitions. [2022-11-03 02:25:09,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:25:09,704 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 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 144 [2022-11-03 02:25:09,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:25:09,755 INFO L225 Difference]: With dead ends: 2255 [2022-11-03 02:25:09,759 INFO L226 Difference]: Without dead ends: 2114 [2022-11-03 02:25:09,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:25:09,763 INFO L413 NwaCegarLoop]: 1693 mSDtfsCounter, 1891 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1891 SdHoareTripleChecker+Valid, 3386 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:25:09,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1891 Valid, 3386 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-03 02:25:09,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2114 states. [2022-11-03 02:25:10,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2114 to 2114. [2022-11-03 02:25:10,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2114 states, 1145 states have (on average 1.2305676855895196) internal successors, (1409), 1204 states have internal predecessors, (1409), 762 states have call successors, (762), 203 states have call predecessors, (762), 203 states have return successors, (762), 748 states have call predecessors, (762), 762 states have call successors, (762) [2022-11-03 02:25:10,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 2114 states and 2933 transitions. [2022-11-03 02:25:10,306 INFO L78 Accepts]: Start accepts. Automaton has 2114 states and 2933 transitions. Word has length 144 [2022-11-03 02:25:10,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:25:10,307 INFO L495 AbstractCegarLoop]: Abstraction has 2114 states and 2933 transitions. [2022-11-03 02:25:10,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-03 02:25:10,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2933 transitions. [2022-11-03 02:25:10,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-03 02:25:10,310 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:25:10,311 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:25:10,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-03 02:25:10,311 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:25:10,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:25:10,312 INFO L85 PathProgramCache]: Analyzing trace with hash 351353098, now seen corresponding path program 1 times [2022-11-03 02:25:10,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:25:10,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953520047] [2022-11-03 02:25:10,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:10,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:25:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2022-11-03 02:25:10,923 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:25:10,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953520047] [2022-11-03 02:25:10,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953520047] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:25:10,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:25:10,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:25:10,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849313421] [2022-11-03 02:25:10,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:25:10,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:25:10,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:25:10,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:25:10,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:25:10,926 INFO L87 Difference]: Start difference. First operand 2114 states and 2933 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-03 02:25:15,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:25:15,326 INFO L93 Difference]: Finished difference Result 2114 states and 2933 transitions. [2022-11-03 02:25:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:25:15,327 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 175 [2022-11-03 02:25:15,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:25:15,338 INFO L225 Difference]: With dead ends: 2114 [2022-11-03 02:25:15,338 INFO L226 Difference]: Without dead ends: 2112 [2022-11-03 02:25:15,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:25:15,341 INFO L413 NwaCegarLoop]: 1648 mSDtfsCounter, 935 mSDsluCounter, 4740 mSDsCounter, 0 mSdLazyCounter, 870 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 5765 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:25:15,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [936 Valid, 5765 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 870 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-11-03 02:25:15,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2112 states. [2022-11-03 02:25:15,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2112 to 2112. [2022-11-03 02:25:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2112 states, 1144 states have (on average 1.229020979020979) internal successors, (1406), 1202 states have internal predecessors, (1406), 762 states have call successors, (762), 203 states have call predecessors, (762), 203 states have return successors, (762), 748 states have call predecessors, (762), 762 states have call successors, (762) [2022-11-03 02:25:15,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 2112 states and 2930 transitions. [2022-11-03 02:25:15,850 INFO L78 Accepts]: Start accepts. Automaton has 2112 states and 2930 transitions. Word has length 175 [2022-11-03 02:25:15,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:25:15,851 INFO L495 AbstractCegarLoop]: Abstraction has 2112 states and 2930 transitions. [2022-11-03 02:25:15,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-03 02:25:15,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2930 transitions. [2022-11-03 02:25:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-03 02:25:15,855 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:25:15,855 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:25:15,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-03 02:25:15,856 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-03 02:25:15,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:25:15,856 INFO L85 PathProgramCache]: Analyzing trace with hash 668224923, now seen corresponding path program 1 times [2022-11-03 02:25:15,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:25:15,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421739885] [2022-11-03 02:25:15,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:15,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:25:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:16,310 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-03 02:25:16,310 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:25:16,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421739885] [2022-11-03 02:25:16,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421739885] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:25:16,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [458711261] [2022-11-03 02:25:16,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:16,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:25:16,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:25:16,313 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:25:16,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4048b12-c020-424c-bdaf-4ae3b20c897a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 02:25:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:17,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 2734 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-03 02:25:17,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:25:17,818 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 48 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-03 02:25:17,818 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:25:18,012 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-03 02:25:18,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [458711261] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:25:18,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1298934399] [2022-11-03 02:25:18,046 INFO L159 IcfgInterpreter]: Started Sifa with 111 locations of interest [2022-11-03 02:25:18,047 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:25:18,052 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:25:18,059 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:25:18,059 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:25:20,937 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:25:21,219 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:25:21,416 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:25:21,785 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:25:21,998 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:25:22,254 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:25:22,445 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-03 02:25:56,924 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 02:25:56,939 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:26:09,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,666 INFO L244 Elim1Store]: Index analysis took 142 ms [2022-11-03 02:26:09,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:26:09,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:09,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,025 INFO L356 Elim1Store]: treesize reduction 208, result has 40.9 percent of original size [2022-11-03 02:26:10,026 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 79 select indices, 79 select index equivalence classes, 302 disjoint index pairs (out of 3081 index pairs), introduced 79 new quantified variables, introduced 13 case distinctions, treesize of input 649 treesize of output 923 [2022-11-03 02:26:10,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:10,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,067 INFO L244 Elim1Store]: Index analysis took 308 ms [2022-11-03 02:26:11,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:11,207 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:26:11,337 INFO L356 Elim1Store]: treesize reduction 44, result has 37.1 percent of original size [2022-11-03 02:26:11,340 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 146 select indices, 146 select index equivalence classes, 3693 disjoint index pairs (out of 10585 index pairs), introduced 146 new quantified variables, introduced 3 case distinctions, treesize of input 1320 treesize of output 1758 [2022-11-03 02:26:12,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,293 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-03 02:26:12,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:12,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,159 INFO L244 Elim1Store]: Index analysis took 383 ms [2022-11-03 02:26:13,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:13,346 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:26:13,533 INFO L356 Elim1Store]: treesize reduction 36, result has 48.6 percent of original size [2022-11-03 02:26:13,536 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 146 select indices, 146 select index equivalence classes, 3693 disjoint index pairs (out of 10585 index pairs), introduced 146 new quantified variables, introduced 3 case distinctions, treesize of input 1320 treesize of output 1766 [2022-11-03 02:26:14,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:26:14,503 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-03 02:26:15,020 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 17