./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--memstick--core--mspro_block.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba --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 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d --- 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-b5237d8 [2022-11-22 00:21:30,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:21:30,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:21:30,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:21:30,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:21:30,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:21:30,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:21:30,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:21:30,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:21:30,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:21:30,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:21:30,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:21:30,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:21:30,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:21:30,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:21:30,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:21:30,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:21:30,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:21:30,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:21:30,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:21:30,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:21:30,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:21:30,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:21:30,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:21:30,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:21:30,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:21:30,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:21:30,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:21:30,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:21:30,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:21:30,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:21:30,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:21:30,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:21:30,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:21:30,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:21:30,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:21:30,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:21:30,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:21:30,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:21:30,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:21:30,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:21:30,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 00:21:30,542 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:21:30,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:21:30,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:21:30,543 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:21:30,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:21:30,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:21:30,545 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:21:30,545 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:21:30,546 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:21:30,546 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:21:30,546 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:21:30,546 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:21:30,547 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:21:30,547 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:21:30,547 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:21:30,548 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:21:30,548 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:21:30,548 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:21:30,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:21:30,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:21:30,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:21:30,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:21:30,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:21:30,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:21:30,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:21:30,551 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:21:30,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:21:30,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:21:30,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:21:30,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:21:30,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:21:30,553 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:21:30,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:21:30,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:21:30,554 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:21:30,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:21:30,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:21:30,555 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:21:30,555 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_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d [2022-11-22 00:21:30,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:21:30,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:21:30,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:21:30,854 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:21:30,854 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:21:30,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2022-11-22 00:21:33,910 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:21:34,527 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:21:34,528 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2022-11-22 00:21:34,596 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/data/a269375f8/905f8b600fdd46678eca30d6f78899f4/FLAG1cf937909 [2022-11-22 00:21:34,619 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/data/a269375f8/905f8b600fdd46678eca30d6f78899f4 [2022-11-22 00:21:34,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:21:34,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:21:34,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:21:34,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:21:34,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:21:34,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:21:34" (1/1) ... [2022-11-22 00:21:34,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d8f476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:34, skipping insertion in model container [2022-11-22 00:21:34,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:21:34" (1/1) ... [2022-11-22 00:21:34,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:21:34,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:21:38,105 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2022-11-22 00:21:38,114 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2022-11-22 00:21:38,115 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2022-11-22 00:21:38,115 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2022-11-22 00:21:38,122 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2022-11-22 00:21:38,123 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2022-11-22 00:21:38,123 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2022-11-22 00:21:38,124 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2022-11-22 00:21:38,124 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2022-11-22 00:21:38,125 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2022-11-22 00:21:38,125 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2022-11-22 00:21:38,126 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2022-11-22 00:21:38,127 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2022-11-22 00:21:38,128 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2022-11-22 00:21:38,128 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2022-11-22 00:21:38,129 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2022-11-22 00:21:38,130 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2022-11-22 00:21:38,132 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2022-11-22 00:21:38,133 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2022-11-22 00:21:38,134 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2022-11-22 00:21:38,134 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2022-11-22 00:21:38,135 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2022-11-22 00:21:38,136 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2022-11-22 00:21:38,137 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2022-11-22 00:21:38,138 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2022-11-22 00:21:38,138 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2022-11-22 00:21:38,139 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2022-11-22 00:21:38,140 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2022-11-22 00:21:38,140 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2022-11-22 00:21:38,141 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2022-11-22 00:21:38,141 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2022-11-22 00:21:38,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2022-11-22 00:21:38,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2022-11-22 00:21:38,143 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2022-11-22 00:21:38,143 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2022-11-22 00:21:38,144 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2022-11-22 00:21:38,144 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2022-11-22 00:21:38,145 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2022-11-22 00:21:38,145 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2022-11-22 00:21:38,146 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2022-11-22 00:21:38,147 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2022-11-22 00:21:38,148 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2022-11-22 00:21:38,148 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2022-11-22 00:21:38,149 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2022-11-22 00:21:38,150 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2022-11-22 00:21:38,151 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2022-11-22 00:21:38,151 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2022-11-22 00:21:38,153 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2022-11-22 00:21:38,154 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2022-11-22 00:21:38,154 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2022-11-22 00:21:38,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2022-11-22 00:21:38,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2022-11-22 00:21:38,156 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2022-11-22 00:21:38,157 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2022-11-22 00:21:38,157 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2022-11-22 00:21:38,157 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2022-11-22 00:21:38,158 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2022-11-22 00:21:38,158 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2022-11-22 00:21:38,159 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2022-11-22 00:21:38,159 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2022-11-22 00:21:38,160 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2022-11-22 00:21:38,161 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2022-11-22 00:21:38,161 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2022-11-22 00:21:38,162 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2022-11-22 00:21:38,162 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2022-11-22 00:21:38,163 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2022-11-22 00:21:38,164 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2022-11-22 00:21:38,165 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2022-11-22 00:21:38,165 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2022-11-22 00:21:38,167 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2022-11-22 00:21:38,167 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2022-11-22 00:21:38,168 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2022-11-22 00:21:38,168 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2022-11-22 00:21:38,168 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2022-11-22 00:21:38,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2022-11-22 00:21:38,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2022-11-22 00:21:38,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2022-11-22 00:21:38,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2022-11-22 00:21:38,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2022-11-22 00:21:38,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2022-11-22 00:21:38,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2022-11-22 00:21:38,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2022-11-22 00:21:38,173 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2022-11-22 00:21:38,173 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2022-11-22 00:21:38,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2022-11-22 00:21:38,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2022-11-22 00:21:38,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2022-11-22 00:21:38,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2022-11-22 00:21:38,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:21:38,215 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:21:38,595 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2022-11-22 00:21:38,595 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2022-11-22 00:21:38,596 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2022-11-22 00:21:38,596 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2022-11-22 00:21:38,597 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2022-11-22 00:21:38,597 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2022-11-22 00:21:38,598 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2022-11-22 00:21:38,598 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2022-11-22 00:21:38,599 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2022-11-22 00:21:38,599 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2022-11-22 00:21:38,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2022-11-22 00:21:38,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2022-11-22 00:21:38,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2022-11-22 00:21:38,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2022-11-22 00:21:38,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2022-11-22 00:21:38,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2022-11-22 00:21:38,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2022-11-22 00:21:38,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2022-11-22 00:21:38,604 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2022-11-22 00:21:38,604 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2022-11-22 00:21:38,605 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2022-11-22 00:21:38,605 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2022-11-22 00:21:38,606 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2022-11-22 00:21:38,606 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2022-11-22 00:21:38,607 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2022-11-22 00:21:38,607 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2022-11-22 00:21:38,607 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2022-11-22 00:21:38,608 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2022-11-22 00:21:38,608 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2022-11-22 00:21:38,609 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2022-11-22 00:21:38,609 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2022-11-22 00:21:38,610 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2022-11-22 00:21:38,610 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2022-11-22 00:21:38,610 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2022-11-22 00:21:38,611 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2022-11-22 00:21:38,611 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2022-11-22 00:21:38,612 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2022-11-22 00:21:38,612 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2022-11-22 00:21:38,612 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2022-11-22 00:21:38,613 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2022-11-22 00:21:38,613 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2022-11-22 00:21:38,614 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2022-11-22 00:21:38,614 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2022-11-22 00:21:38,615 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2022-11-22 00:21:38,615 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2022-11-22 00:21:38,615 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2022-11-22 00:21:38,616 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2022-11-22 00:21:38,616 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2022-11-22 00:21:38,617 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2022-11-22 00:21:38,617 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2022-11-22 00:21:38,617 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2022-11-22 00:21:38,618 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2022-11-22 00:21:38,618 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2022-11-22 00:21:38,619 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2022-11-22 00:21:38,619 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2022-11-22 00:21:38,620 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2022-11-22 00:21:38,620 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2022-11-22 00:21:38,621 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2022-11-22 00:21:38,621 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2022-11-22 00:21:38,621 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2022-11-22 00:21:38,622 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2022-11-22 00:21:38,622 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2022-11-22 00:21:38,623 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2022-11-22 00:21:38,623 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2022-11-22 00:21:38,624 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2022-11-22 00:21:38,624 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2022-11-22 00:21:38,624 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2022-11-22 00:21:38,625 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2022-11-22 00:21:38,625 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2022-11-22 00:21:38,626 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2022-11-22 00:21:38,626 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2022-11-22 00:21:38,627 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2022-11-22 00:21:38,627 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2022-11-22 00:21:38,627 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2022-11-22 00:21:38,628 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2022-11-22 00:21:38,628 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2022-11-22 00:21:38,629 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2022-11-22 00:21:38,629 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2022-11-22 00:21:38,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2022-11-22 00:21:38,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2022-11-22 00:21:38,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2022-11-22 00:21:38,631 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2022-11-22 00:21:38,631 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2022-11-22 00:21:38,631 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2022-11-22 00:21:38,632 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2022-11-22 00:21:38,632 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2022-11-22 00:21:38,633 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2022-11-22 00:21:38,633 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2022-11-22 00:21:38,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:21:38,845 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:21:38,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38 WrapperNode [2022-11-22 00:21:38,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:21:38,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:21:38,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:21:38,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:21:38,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:38,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,077 INFO L138 Inliner]: procedures = 558, calls = 1836, calls flagged for inlining = 239, calls inlined = 141, statements flattened = 2614 [2022-11-22 00:21:39,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:21:39,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:21:39,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:21:39,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:21:39,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,227 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:21:39,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:21:39,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:21:39,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:21:39,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (1/1) ... [2022-11-22 00:21:39,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:21:39,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:21:39,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:21:39,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:21:39,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-22 00:21:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-22 00:21:39,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 00:21:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 00:21:39,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 00:21:39,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 00:21:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 00:21:39,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 00:21:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 00:21:39,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 00:21:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 00:21:39,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 00:21:39,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-22 00:21:39,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-22 00:21:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 00:21:39,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 00:21:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mspro_block_disk_lock [2022-11-22 00:21:39,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mspro_block_disk_lock [2022-11-22 00:21:39,363 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 00:21:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 00:21:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 00:21:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 00:21:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 00:21:39,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-22 00:21:39,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-22 00:21:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 00:21:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_get_drvdata [2022-11-22 00:21:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_get_drvdata [2022-11-22 00:21:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-22 00:21:39,365 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-22 00:21:39,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-22 00:21:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-22 00:21:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 00:21:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion_mrq_complete_of_memstick_dev [2022-11-22 00:21:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion_mrq_complete_of_memstick_dev [2022-11-22 00:21:39,366 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_wait_for_ced [2022-11-22 00:21:39,366 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_wait_for_ced [2022-11-22 00:21:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 00:21:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-22 00:21:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-22 00:21:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 00:21:39,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 00:21:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 00:21:39,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 00:21:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 00:21:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 00:21:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 00:21:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-22 00:21:39,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-22 00:21:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 00:21:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 00:21:39,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 00:21:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 00:21:39,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 00:21:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 00:21:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 00:21:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 00:21:39,371 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2022-11-22 00:21:39,371 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2022-11-22 00:21:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-11-22 00:21:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-11-22 00:21:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~int~TO~VOID [2022-11-22 00:21:39,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~int~TO~VOID [2022-11-22 00:21:39,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 00:21:39,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 00:21:39,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 00:21:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 00:21:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-11-22 00:21:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-11-22 00:21:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 00:21:39,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-22 00:21:39,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-22 00:21:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:21:39,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2022-11-22 00:21:39,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2022-11-22 00:21:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 00:21:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 00:21:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-11-22 00:21:39,387 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-11-22 00:21:39,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 00:21:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_attr_name [2022-11-22 00:21:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_attr_name [2022-11-22 00:21:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_new_req [2022-11-22 00:21:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_new_req [2022-11-22 00:21:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 00:21:39,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 00:21:39,388 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-22 00:21:39,389 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-22 00:21:39,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-11-22 00:21:39,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-11-22 00:21:39,389 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2022-11-22 00:21:39,389 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2022-11-22 00:21:39,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:21:39,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:21:39,390 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-22 00:21:39,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-22 00:21:39,390 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2022-11-22 00:21:39,390 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_stop_queue [2022-11-22 00:21:39,390 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_rw_addr [2022-11-22 00:21:39,390 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_rw_addr [2022-11-22 00:21:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-22 00:21:39,391 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-22 00:21:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-22 00:21:39,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-22 00:21:39,391 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_init_card [2022-11-22 00:21:39,391 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_init_card [2022-11-22 00:21:39,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 00:21:39,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 00:21:39,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 00:21:39,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 00:21:39,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 00:21:39,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 00:21:39,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-22 00:21:39,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-22 00:21:39,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 00:21:39,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 00:21:39,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 00:21:39,394 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_disk_release [2022-11-22 00:21:39,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_disk_release [2022-11-22 00:21:39,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 00:21:39,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 00:21:39,395 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_drvdata [2022-11-22 00:21:39,395 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_drvdata [2022-11-22 00:21:39,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 00:21:39,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_102 [2022-11-22 00:21:39,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_102 [2022-11-22 00:21:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 00:21:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove_mspro_block_disk_idr [2022-11-22 00:21:39,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove_mspro_block_disk_idr [2022-11-22 00:21:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 00:21:39,396 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 00:21:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-22 00:21:39,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-22 00:21:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 00:21:39,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 00:21:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 00:21:39,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 00:21:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_set_interface [2022-11-22 00:21:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_set_interface [2022-11-22 00:21:39,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 00:21:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 00:21:39,398 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_data_clear [2022-11-22 00:21:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_data_clear [2022-11-22 00:21:39,398 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_from_sysfs_attr [2022-11-22 00:21:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_from_sysfs_attr [2022-11-22 00:21:39,399 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_remove [2022-11-22 00:21:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_remove [2022-11-22 00:21:39,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 00:21:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 00:21:39,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-22 00:21:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-22 00:21:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 00:21:39,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 00:21:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-22 00:21:39,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-22 00:21:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 00:21:39,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 00:21:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_mspro_block_data [2022-11-22 00:21:39,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_mspro_block_data [2022-11-22 00:21:39,470 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 00:21:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 00:21:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-22 00:21:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-22 00:21:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 00:21:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 00:21:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 00:21:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 00:21:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 00:21:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_init_req [2022-11-22 00:21:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_init_req [2022-11-22 00:21:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 00:21:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 00:21:39,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mspro_block_disk_lock [2022-11-22 00:21:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mspro_block_disk_lock [2022-11-22 00:21:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 00:21:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 00:21:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 00:21:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 00:21:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2022-11-22 00:21:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2022-11-22 00:21:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-11-22 00:21:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-11-22 00:21:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2022-11-22 00:21:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2022-11-22 00:21:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:21:40,148 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:21:40,152 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:21:42,358 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 00:21:44,101 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:21:44,686 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:21:44,686 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-22 00:21:44,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:21:44 BoogieIcfgContainer [2022-11-22 00:21:44,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:21:44,700 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:21:44,700 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:21:44,703 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:21:44,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:21:34" (1/3) ... [2022-11-22 00:21:44,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d526a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:21:44, skipping insertion in model container [2022-11-22 00:21:44,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:38" (2/3) ... [2022-11-22 00:21:44,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d526a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:21:44, skipping insertion in model container [2022-11-22 00:21:44,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:21:44" (3/3) ... [2022-11-22 00:21:44,713 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2022-11-22 00:21:44,737 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:21:44,737 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2022-11-22 00:21:44,826 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:21:44,834 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;@178f2066, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:21:44,834 INFO L358 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2022-11-22 00:21:44,844 INFO L276 IsEmpty]: Start isEmpty. Operand has 872 states, 483 states have (on average 1.3043478260869565) internal successors, (630), 528 states have internal predecessors, (630), 268 states have call successors, (268), 84 states have call predecessors, (268), 83 states have return successors, (265), 265 states have call predecessors, (265), 265 states have call successors, (265) [2022-11-22 00:21:44,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-22 00:21:44,855 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:21:44,856 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:21:44,857 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:21:44,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:21:44,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1202098175, now seen corresponding path program 1 times [2022-11-22 00:21:44,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:21:44,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225596783] [2022-11-22 00:21:44,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:21:44,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:21:45,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:21:45,696 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:21:45,697 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:21:45,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225596783] [2022-11-22 00:21:45,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225596783] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:21:45,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:21:45,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:21:45,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261080709] [2022-11-22 00:21:45,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:21:45,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:21:45,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:21:45,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:21:45,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:21:45,747 INFO L87 Difference]: Start difference. First operand has 872 states, 483 states have (on average 1.3043478260869565) internal successors, (630), 528 states have internal predecessors, (630), 268 states have call successors, (268), 84 states have call predecessors, (268), 83 states have return successors, (265), 265 states have call predecessors, (265), 265 states have call successors, (265) Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-22 00:21:46,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:21:46,777 INFO L93 Difference]: Finished difference Result 1708 states and 2378 transitions. [2022-11-22 00:21:46,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:21:46,784 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 38 [2022-11-22 00:21:46,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:21:46,811 INFO L225 Difference]: With dead ends: 1708 [2022-11-22 00:21:46,811 INFO L226 Difference]: Without dead ends: 859 [2022-11-22 00:21:46,823 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 [2022-11-22 00:21:46,832 INFO L413 NwaCegarLoop]: 990 mSDtfsCounter, 1107 mSDsluCounter, 990 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1109 SdHoareTripleChecker+Valid, 1980 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-22 00:21:46,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1109 Valid, 1980 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-22 00:21:46,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2022-11-22 00:21:46,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 859. [2022-11-22 00:21:46,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 859 states, 476 states have (on average 1.2226890756302522) internal successors, (582), 518 states have internal predecessors, (582), 265 states have call successors, (265), 83 states have call predecessors, (265), 82 states have return successors, (263), 263 states have call predecessors, (263), 263 states have call successors, (263) [2022-11-22 00:21:46,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1110 transitions. [2022-11-22 00:21:46,994 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1110 transitions. Word has length 38 [2022-11-22 00:21:46,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:21:46,996 INFO L495 AbstractCegarLoop]: Abstraction has 859 states and 1110 transitions. [2022-11-22 00:21:46,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-22 00:21:46,996 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1110 transitions. [2022-11-22 00:21:46,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-22 00:21:46,999 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:21:46,999 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:21:46,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 00:21:46,999 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:21:47,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:21:47,000 INFO L85 PathProgramCache]: Analyzing trace with hash -23116685, now seen corresponding path program 1 times [2022-11-22 00:21:47,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:21:47,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448039702] [2022-11-22 00:21:47,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:21:47,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:21:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:21:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-22 00:21:47,954 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:21:47,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448039702] [2022-11-22 00:21:47,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448039702] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:21:47,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:21:47,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-22 00:21:47,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096204171] [2022-11-22 00:21:47,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:21:47,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-22 00:21:47,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:21:47,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-22 00:21:47,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-11-22 00:21:47,960 INFO L87 Difference]: Start difference. First operand 859 states and 1110 transitions. Second operand has 11 states, 8 states have (on average 2.875) internal successors, (23), 10 states have internal predecessors, (23), 6 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2022-11-22 00:21:51,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:21:53,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:21:54,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:21:54,989 INFO L93 Difference]: Finished difference Result 1053 states and 1329 transitions. [2022-11-22 00:21:54,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-22 00:21:54,990 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 2.875) internal successors, (23), 10 states have internal predecessors, (23), 6 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) Word has length 42 [2022-11-22 00:21:54,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:21:54,996 INFO L225 Difference]: With dead ends: 1053 [2022-11-22 00:21:54,996 INFO L226 Difference]: Without dead ends: 892 [2022-11-22 00:21:54,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2022-11-22 00:21:54,998 INFO L413 NwaCegarLoop]: 982 mSDtfsCounter, 25 mSDsluCounter, 8662 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 94 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 9644 SdHoareTripleChecker+Invalid, 1682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-22 00:21:54,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 9644 Invalid, 1682 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [94 Valid, 1587 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2022-11-22 00:21:55,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2022-11-22 00:21:55,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 868. [2022-11-22 00:21:55,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 868 states, 481 states have (on average 1.2203742203742203) internal successors, (587), 523 states have internal predecessors, (587), 269 states have call successors, (269), 83 states have call predecessors, (269), 82 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2022-11-22 00:21:55,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 868 states and 1123 transitions. [2022-11-22 00:21:55,112 INFO L78 Accepts]: Start accepts. Automaton has 868 states and 1123 transitions. Word has length 42 [2022-11-22 00:21:55,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:21:55,112 INFO L495 AbstractCegarLoop]: Abstraction has 868 states and 1123 transitions. [2022-11-22 00:21:55,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 2.875) internal successors, (23), 10 states have internal predecessors, (23), 6 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2022-11-22 00:21:55,113 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1123 transitions. [2022-11-22 00:21:55,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-22 00:21:55,118 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:21:55,118 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:21:55,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 00:21:55,119 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:21:55,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:21:55,121 INFO L85 PathProgramCache]: Analyzing trace with hash 507931836, now seen corresponding path program 1 times [2022-11-22 00:21:55,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:21:55,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877134964] [2022-11-22 00:21:55,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:21:55,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:21:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:21:55,453 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:21:55,453 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:21:55,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877134964] [2022-11-22 00:21:55,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877134964] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:21:55,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:21:55,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:21:55,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414296704] [2022-11-22 00:21:55,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:21:55,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:21:55,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:21:55,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:21:55,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:21:55,457 INFO L87 Difference]: Start difference. First operand 868 states and 1123 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 00:21:57,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:21:57,020 INFO L93 Difference]: Finished difference Result 1661 states and 2144 transitions. [2022-11-22 00:21:57,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:21:57,021 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 43 [2022-11-22 00:21:57,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:21:57,030 INFO L225 Difference]: With dead ends: 1661 [2022-11-22 00:21:57,030 INFO L226 Difference]: Without dead ends: 1659 [2022-11-22 00:21:57,031 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 [2022-11-22 00:21:57,032 INFO L413 NwaCegarLoop]: 1230 mSDtfsCounter, 1044 mSDsluCounter, 2164 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 3394 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-22 00:21:57,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1046 Valid, 3394 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-22 00:21:57,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2022-11-22 00:21:57,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1479. [2022-11-22 00:21:57,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1479 states, 824 states have (on average 1.220873786407767) internal successors, (1006), 873 states have internal predecessors, (1006), 473 states have call successors, (473), 147 states have call predecessors, (473), 146 states have return successors, (477), 469 states have call predecessors, (477), 471 states have call successors, (477) [2022-11-22 00:21:57,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1479 states and 1956 transitions. [2022-11-22 00:21:57,148 INFO L78 Accepts]: Start accepts. Automaton has 1479 states and 1956 transitions. Word has length 43 [2022-11-22 00:21:57,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:21:57,149 INFO L495 AbstractCegarLoop]: Abstraction has 1479 states and 1956 transitions. [2022-11-22 00:21:57,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-22 00:21:57,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1956 transitions. [2022-11-22 00:21:57,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-22 00:21:57,151 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:21:57,151 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:21:57,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 00:21:57,151 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:21:57,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:21:57,152 INFO L85 PathProgramCache]: Analyzing trace with hash 898745522, now seen corresponding path program 1 times [2022-11-22 00:21:57,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:21:57,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729418647] [2022-11-22 00:21:57,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:21:57,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:21:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:21:57,373 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:21:57,373 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:21:57,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729418647] [2022-11-22 00:21:57,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729418647] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:21:57,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:21:57,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:21:57,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861470075] [2022-11-22 00:21:57,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:21:57,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:21:57,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:21:57,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:21:57,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:21:57,376 INFO L87 Difference]: Start difference. First operand 1479 states and 1956 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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) [2022-11-22 00:21:59,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:22:01,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:22:02,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:02,723 INFO L93 Difference]: Finished difference Result 2877 states and 3795 transitions. [2022-11-22 00:22:02,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:22:02,724 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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 48 [2022-11-22 00:22:02,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:02,741 INFO L225 Difference]: With dead ends: 2877 [2022-11-22 00:22:02,741 INFO L226 Difference]: Without dead ends: 2875 [2022-11-22 00:22:02,743 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 [2022-11-22 00:22:02,744 INFO L413 NwaCegarLoop]: 1219 mSDtfsCounter, 1070 mSDsluCounter, 2136 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 3355 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:02,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1072 Valid, 3355 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 390 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2022-11-22 00:22:02,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2875 states. [2022-11-22 00:22:02,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2875 to 2699. [2022-11-22 00:22:02,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 1511 states have (on average 1.2243547319655856) internal successors, (1850), 1578 states have internal predecessors, (1850), 879 states have call successors, (879), 276 states have call predecessors, (879), 273 states have return successors, (887), 865 states have call predecessors, (887), 877 states have call successors, (887) [2022-11-22 00:22:02,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 3616 transitions. [2022-11-22 00:22:02,940 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 3616 transitions. Word has length 48 [2022-11-22 00:22:02,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:02,941 INFO L495 AbstractCegarLoop]: Abstraction has 2699 states and 3616 transitions. [2022-11-22 00:22:02,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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) [2022-11-22 00:22:02,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3616 transitions. [2022-11-22 00:22:02,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-22 00:22:02,944 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:02,945 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:02,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 00:22:02,945 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:02,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:02,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1908402763, now seen corresponding path program 1 times [2022-11-22 00:22:02,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:02,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036256681] [2022-11-22 00:22:02,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:02,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:03,173 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:03,173 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:03,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036256681] [2022-11-22 00:22:03,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036256681] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:03,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:03,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:03,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096571092] [2022-11-22 00:22:03,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:03,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:03,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:03,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:03,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:03,176 INFO L87 Difference]: Start difference. First operand 2699 states and 3616 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 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) [2022-11-22 00:22:04,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:04,162 INFO L93 Difference]: Finished difference Result 2699 states and 3616 transitions. [2022-11-22 00:22:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:04,162 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 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 53 [2022-11-22 00:22:04,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:04,178 INFO L225 Difference]: With dead ends: 2699 [2022-11-22 00:22:04,178 INFO L226 Difference]: Without dead ends: 2697 [2022-11-22 00:22:04,183 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 [2022-11-22 00:22:04,184 INFO L413 NwaCegarLoop]: 976 mSDtfsCounter, 1089 mSDsluCounter, 976 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1091 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:04,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1091 Valid, 1952 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-22 00:22:04,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2697 states. [2022-11-22 00:22:04,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2697 to 2697. [2022-11-22 00:22:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2697 states, 1510 states have (on average 1.223841059602649) internal successors, (1848), 1576 states have internal predecessors, (1848), 879 states have call successors, (879), 276 states have call predecessors, (879), 273 states have return successors, (887), 865 states have call predecessors, (887), 877 states have call successors, (887) [2022-11-22 00:22:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 2697 states and 3614 transitions. [2022-11-22 00:22:04,406 INFO L78 Accepts]: Start accepts. Automaton has 2697 states and 3614 transitions. Word has length 53 [2022-11-22 00:22:04,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:04,406 INFO L495 AbstractCegarLoop]: Abstraction has 2697 states and 3614 transitions. [2022-11-22 00:22:04,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 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) [2022-11-22 00:22:04,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 3614 transitions. [2022-11-22 00:22:04,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:22:04,410 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:04,410 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] [2022-11-22 00:22:04,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 00:22:04,411 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:04,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:04,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1702363213, now seen corresponding path program 1 times [2022-11-22 00:22:04,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:04,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464207900] [2022-11-22 00:22:04,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:04,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:05,263 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-22 00:22:05,263 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:05,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464207900] [2022-11-22 00:22:05,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464207900] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:22:05,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686896706] [2022-11-22 00:22:05,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:05,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:22:05,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:22:05,274 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:22:05,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 00:22:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:05,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-22 00:22:05,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:22:05,908 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-22 00:22:05,915 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 00:22:05,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686896706] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:05,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 00:22:05,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [14] total 14 [2022-11-22 00:22:05,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518586868] [2022-11-22 00:22:05,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:05,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-22 00:22:05,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:05,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-22 00:22:05,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2022-11-22 00:22:05,918 INFO L87 Difference]: Start difference. First operand 2697 states and 3614 transitions. Second operand has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-22 00:22:09,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:22:10,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:10,755 INFO L93 Difference]: Finished difference Result 3089 states and 4169 transitions. [2022-11-22 00:22:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-22 00:22:10,756 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 55 [2022-11-22 00:22:10,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:10,774 INFO L225 Difference]: With dead ends: 3089 [2022-11-22 00:22:10,774 INFO L226 Difference]: Without dead ends: 2889 [2022-11-22 00:22:10,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2022-11-22 00:22:10,778 INFO L413 NwaCegarLoop]: 1078 mSDtfsCounter, 45 mSDsluCounter, 5160 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 146 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 6238 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:10,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 6238 Invalid, 1104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 957 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2022-11-22 00:22:10,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2889 states. [2022-11-22 00:22:10,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2889 to 2699. [2022-11-22 00:22:10,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 1512 states have (on average 1.2235449735449735) internal successors, (1850), 1578 states have internal predecessors, (1850), 879 states have call successors, (879), 276 states have call predecessors, (879), 273 states have return successors, (887), 865 states have call predecessors, (887), 877 states have call successors, (887) [2022-11-22 00:22:10,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 3616 transitions. [2022-11-22 00:22:10,999 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 3616 transitions. Word has length 55 [2022-11-22 00:22:11,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:11,000 INFO L495 AbstractCegarLoop]: Abstraction has 2699 states and 3616 transitions. [2022-11-22 00:22:11,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-22 00:22:11,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3616 transitions. [2022-11-22 00:22:11,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-22 00:22:11,002 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:11,002 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:11,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-22 00:22:11,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:22:11,211 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:11,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:11,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1394565177, now seen corresponding path program 1 times [2022-11-22 00:22:11,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:11,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278208312] [2022-11-22 00:22:11,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:11,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:12,269 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-22 00:22:12,270 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:12,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278208312] [2022-11-22 00:22:12,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278208312] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:12,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:12,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-22 00:22:12,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670982833] [2022-11-22 00:22:12,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:12,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-22 00:22:12,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:12,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-22 00:22:12,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2022-11-22 00:22:12,272 INFO L87 Difference]: Start difference. First operand 2699 states and 3616 transitions. Second operand has 13 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 11 states have internal predecessors, (29), 7 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) [2022-11-22 00:22:17,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:17,791 INFO L93 Difference]: Finished difference Result 3027 states and 4004 transitions. [2022-11-22 00:22:17,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-22 00:22:17,792 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 11 states have internal predecessors, (29), 7 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) Word has length 58 [2022-11-22 00:22:17,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:17,805 INFO L225 Difference]: With dead ends: 3027 [2022-11-22 00:22:17,805 INFO L226 Difference]: Without dead ends: 2782 [2022-11-22 00:22:17,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2022-11-22 00:22:17,808 INFO L413 NwaCegarLoop]: 979 mSDtfsCounter, 34 mSDsluCounter, 9586 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 10565 SdHoareTripleChecker+Invalid, 1875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:17,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 10565 Invalid, 1875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-11-22 00:22:17,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2782 states. [2022-11-22 00:22:17,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2782 to 2730. [2022-11-22 00:22:17,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2730 states, 1531 states have (on average 1.2207707380796864) internal successors, (1869), 1593 states have internal predecessors, (1869), 891 states have call successors, (891), 276 states have call predecessors, (891), 273 states have return successors, (899), 877 states have call predecessors, (899), 889 states have call successors, (899) [2022-11-22 00:22:17,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2730 states and 3659 transitions. [2022-11-22 00:22:17,981 INFO L78 Accepts]: Start accepts. Automaton has 2730 states and 3659 transitions. Word has length 58 [2022-11-22 00:22:17,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:17,982 INFO L495 AbstractCegarLoop]: Abstraction has 2730 states and 3659 transitions. [2022-11-22 00:22:17,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 11 states have internal predecessors, (29), 7 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) [2022-11-22 00:22:17,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3659 transitions. [2022-11-22 00:22:17,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-22 00:22:17,984 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:17,984 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:17,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 00:22:17,984 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:17,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:17,985 INFO L85 PathProgramCache]: Analyzing trace with hash -4299511, now seen corresponding path program 1 times [2022-11-22 00:22:17,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:17,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296815992] [2022-11-22 00:22:17,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:17,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:18,165 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:18,166 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:18,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296815992] [2022-11-22 00:22:18,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296815992] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:18,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:18,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:18,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418849248] [2022-11-22 00:22:18,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:18,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:18,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:18,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:18,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:18,168 INFO L87 Difference]: Start difference. First operand 2730 states and 3659 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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) [2022-11-22 00:22:19,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:19,868 INFO L93 Difference]: Finished difference Result 2730 states and 3659 transitions. [2022-11-22 00:22:19,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:19,869 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 58 [2022-11-22 00:22:19,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:19,914 INFO L225 Difference]: With dead ends: 2730 [2022-11-22 00:22:19,914 INFO L226 Difference]: Without dead ends: 2728 [2022-11-22 00:22:19,915 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 [2022-11-22 00:22:19,918 INFO L413 NwaCegarLoop]: 974 mSDtfsCounter, 1086 mSDsluCounter, 974 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 1948 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:19,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1088 Valid, 1948 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-22 00:22:19,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2728 states. [2022-11-22 00:22:20,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2728 to 2728. [2022-11-22 00:22:20,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2728 states, 1530 states have (on average 1.2202614379084968) internal successors, (1867), 1591 states have internal predecessors, (1867), 891 states have call successors, (891), 276 states have call predecessors, (891), 273 states have return successors, (899), 877 states have call predecessors, (899), 889 states have call successors, (899) [2022-11-22 00:22:20,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 3657 transitions. [2022-11-22 00:22:20,128 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 3657 transitions. Word has length 58 [2022-11-22 00:22:20,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:20,129 INFO L495 AbstractCegarLoop]: Abstraction has 2728 states and 3657 transitions. [2022-11-22 00:22:20,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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) [2022-11-22 00:22:20,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3657 transitions. [2022-11-22 00:22:20,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-22 00:22:20,131 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:20,131 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:20,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 00:22:20,131 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:20,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:20,132 INFO L85 PathProgramCache]: Analyzing trace with hash -831240845, now seen corresponding path program 1 times [2022-11-22 00:22:20,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:20,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212835651] [2022-11-22 00:22:20,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:20,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:20,321 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:20,321 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:20,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212835651] [2022-11-22 00:22:20,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212835651] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:20,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:20,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:20,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023297872] [2022-11-22 00:22:20,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:20,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:20,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:20,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:20,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:20,324 INFO L87 Difference]: Start difference. First operand 2728 states and 3657 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-11-22 00:22:21,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:21,856 INFO L93 Difference]: Finished difference Result 2728 states and 3657 transitions. [2022-11-22 00:22:21,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:21,857 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 63 [2022-11-22 00:22:21,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:21,871 INFO L225 Difference]: With dead ends: 2728 [2022-11-22 00:22:21,872 INFO L226 Difference]: Without dead ends: 2726 [2022-11-22 00:22:21,873 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 [2022-11-22 00:22:21,874 INFO L413 NwaCegarLoop]: 972 mSDtfsCounter, 1083 mSDsluCounter, 972 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 1944 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:21,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1085 Valid, 1944 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-22 00:22:21,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2726 states. [2022-11-22 00:22:22,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2726 to 2726. [2022-11-22 00:22:22,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 1529 states have (on average 1.2197514715500326) internal successors, (1865), 1589 states have internal predecessors, (1865), 891 states have call successors, (891), 276 states have call predecessors, (891), 273 states have return successors, (899), 877 states have call predecessors, (899), 889 states have call successors, (899) [2022-11-22 00:22:22,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3655 transitions. [2022-11-22 00:22:22,117 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3655 transitions. Word has length 63 [2022-11-22 00:22:22,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:22,118 INFO L495 AbstractCegarLoop]: Abstraction has 2726 states and 3655 transitions. [2022-11-22 00:22:22,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2022-11-22 00:22:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3655 transitions. [2022-11-22 00:22:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-22 00:22:22,120 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:22,120 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:22,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-22 00:22:22,121 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:22,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:22,121 INFO L85 PathProgramCache]: Analyzing trace with hash -241511926, now seen corresponding path program 1 times [2022-11-22 00:22:22,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:22,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595200141] [2022-11-22 00:22:22,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:22,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:22,338 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:22,339 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:22,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595200141] [2022-11-22 00:22:22,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595200141] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:22,340 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:22,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:22,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864689312] [2022-11-22 00:22:22,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:22,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:22,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:22,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:22,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:22,343 INFO L87 Difference]: Start difference. First operand 2726 states and 3655 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-11-22 00:22:24,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:22:25,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:25,105 INFO L93 Difference]: Finished difference Result 3475 states and 4610 transitions. [2022-11-22 00:22:25,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:22:25,106 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 68 [2022-11-22 00:22:25,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:25,131 INFO L225 Difference]: With dead ends: 3475 [2022-11-22 00:22:25,131 INFO L226 Difference]: Without dead ends: 3473 [2022-11-22 00:22:25,134 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 [2022-11-22 00:22:25,135 INFO L413 NwaCegarLoop]: 1217 mSDtfsCounter, 957 mSDsluCounter, 2149 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 959 SdHoareTripleChecker+Valid, 3366 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:25,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [959 Valid, 3366 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-22 00:22:25,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3473 states. [2022-11-22 00:22:25,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3473 to 3333. [2022-11-22 00:22:25,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3333 states, 1868 states have (on average 1.2184154175588866) internal successors, (2276), 1936 states have internal predecessors, (2276), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-22 00:22:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 3333 states and 4467 transitions. [2022-11-22 00:22:25,407 INFO L78 Accepts]: Start accepts. Automaton has 3333 states and 4467 transitions. Word has length 68 [2022-11-22 00:22:25,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:25,408 INFO L495 AbstractCegarLoop]: Abstraction has 3333 states and 4467 transitions. [2022-11-22 00:22:25,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-11-22 00:22:25,408 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 4467 transitions. [2022-11-22 00:22:25,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-22 00:22:25,409 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:25,409 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:25,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 00:22:25,410 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:25,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:25,410 INFO L85 PathProgramCache]: Analyzing trace with hash -326330648, now seen corresponding path program 1 times [2022-11-22 00:22:25,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:25,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46381468] [2022-11-22 00:22:25,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:25,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:25,626 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:25,627 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:25,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46381468] [2022-11-22 00:22:25,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46381468] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:25,627 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:25,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:25,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041833106] [2022-11-22 00:22:25,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:25,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:25,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:25,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:25,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:25,629 INFO L87 Difference]: Start difference. First operand 3333 states and 4467 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2022-11-22 00:22:26,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:26,870 INFO L93 Difference]: Finished difference Result 3333 states and 4467 transitions. [2022-11-22 00:22:26,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:26,871 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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 73 [2022-11-22 00:22:26,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:26,891 INFO L225 Difference]: With dead ends: 3333 [2022-11-22 00:22:26,891 INFO L226 Difference]: Without dead ends: 3331 [2022-11-22 00:22:26,894 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 [2022-11-22 00:22:26,895 INFO L413 NwaCegarLoop]: 970 mSDtfsCounter, 1083 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 1936 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:26,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1085 Valid, 1936 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-22 00:22:26,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3331 states. [2022-11-22 00:22:27,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3331 to 3331. [2022-11-22 00:22:27,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3331 states, 1867 states have (on average 1.2179967862881629) internal successors, (2274), 1934 states have internal predecessors, (2274), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-22 00:22:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 3331 states and 4465 transitions. [2022-11-22 00:22:27,281 INFO L78 Accepts]: Start accepts. Automaton has 3331 states and 4465 transitions. Word has length 73 [2022-11-22 00:22:27,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:27,281 INFO L495 AbstractCegarLoop]: Abstraction has 3331 states and 4465 transitions. [2022-11-22 00:22:27,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2022-11-22 00:22:27,282 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 4465 transitions. [2022-11-22 00:22:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-22 00:22:27,283 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:27,283 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:27,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-22 00:22:27,285 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:27,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:27,286 INFO L85 PathProgramCache]: Analyzing trace with hash -70993109, now seen corresponding path program 1 times [2022-11-22 00:22:27,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:27,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110651900] [2022-11-22 00:22:27,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:27,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:27,484 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:27,484 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:27,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110651900] [2022-11-22 00:22:27,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110651900] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:27,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:27,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:27,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919609924] [2022-11-22 00:22:27,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:27,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:27,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:27,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:27,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:27,486 INFO L87 Difference]: Start difference. First operand 3331 states and 4465 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, (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) [2022-11-22 00:22:28,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:28,544 INFO L93 Difference]: Finished difference Result 3331 states and 4465 transitions. [2022-11-22 00:22:28,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:28,545 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, (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 75 [2022-11-22 00:22:28,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:28,562 INFO L225 Difference]: With dead ends: 3331 [2022-11-22 00:22:28,562 INFO L226 Difference]: Without dead ends: 3329 [2022-11-22 00:22:28,565 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 [2022-11-22 00:22:28,565 INFO L413 NwaCegarLoop]: 968 mSDtfsCounter, 1075 mSDsluCounter, 968 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 1936 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:28,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1077 Valid, 1936 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-22 00:22:28,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2022-11-22 00:22:28,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3329. [2022-11-22 00:22:28,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3329 states, 1866 states have (on average 1.217577706323687) internal successors, (2272), 1932 states have internal predecessors, (2272), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-22 00:22:28,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 3329 states and 4463 transitions. [2022-11-22 00:22:28,902 INFO L78 Accepts]: Start accepts. Automaton has 3329 states and 4463 transitions. Word has length 75 [2022-11-22 00:22:28,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:28,903 INFO L495 AbstractCegarLoop]: Abstraction has 3329 states and 4463 transitions. [2022-11-22 00:22:28,903 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, (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) [2022-11-22 00:22:28,903 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 4463 transitions. [2022-11-22 00:22:28,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-22 00:22:28,904 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:28,904 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:28,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-22 00:22:28,905 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:28,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:28,905 INFO L85 PathProgramCache]: Analyzing trace with hash 944970757, now seen corresponding path program 1 times [2022-11-22 00:22:28,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:28,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144504493] [2022-11-22 00:22:28,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:28,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:29,108 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:29,108 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:29,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144504493] [2022-11-22 00:22:29,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144504493] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:29,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:29,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:29,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818207093] [2022-11-22 00:22:29,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:29,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:29,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:29,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:29,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:29,111 INFO L87 Difference]: Start difference. First operand 3329 states and 4463 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2022-11-22 00:22:30,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:30,265 INFO L93 Difference]: Finished difference Result 3329 states and 4463 transitions. [2022-11-22 00:22:30,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:30,266 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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 80 [2022-11-22 00:22:30,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:30,287 INFO L225 Difference]: With dead ends: 3329 [2022-11-22 00:22:30,287 INFO L226 Difference]: Without dead ends: 3327 [2022-11-22 00:22:30,290 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 [2022-11-22 00:22:30,291 INFO L413 NwaCegarLoop]: 966 mSDtfsCounter, 1074 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 1932 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:30,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1076 Valid, 1932 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-22 00:22:30,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3327 states. [2022-11-22 00:22:30,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3327 to 3327. [2022-11-22 00:22:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3327 states, 1865 states have (on average 1.2171581769436997) internal successors, (2270), 1930 states have internal predecessors, (2270), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-22 00:22:30,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 3327 states and 4461 transitions. [2022-11-22 00:22:30,603 INFO L78 Accepts]: Start accepts. Automaton has 3327 states and 4461 transitions. Word has length 80 [2022-11-22 00:22:30,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:30,603 INFO L495 AbstractCegarLoop]: Abstraction has 3327 states and 4461 transitions. [2022-11-22 00:22:30,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2022-11-22 00:22:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 4461 transitions. [2022-11-22 00:22:30,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-22 00:22:30,605 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:30,605 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:30,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-22 00:22:30,605 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:30,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:30,606 INFO L85 PathProgramCache]: Analyzing trace with hash -714534981, now seen corresponding path program 1 times [2022-11-22 00:22:30,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:30,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811280256] [2022-11-22 00:22:30,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:30,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:30,826 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:30,826 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:30,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811280256] [2022-11-22 00:22:30,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811280256] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:30,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:30,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:30,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493050869] [2022-11-22 00:22:30,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:30,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:30,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:30,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:30,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:30,829 INFO L87 Difference]: Start difference. First operand 3327 states and 4461 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2022-11-22 00:22:31,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:31,866 INFO L93 Difference]: Finished difference Result 3327 states and 4461 transitions. [2022-11-22 00:22:31,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:31,867 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 85 [2022-11-22 00:22:31,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:31,883 INFO L225 Difference]: With dead ends: 3327 [2022-11-22 00:22:31,883 INFO L226 Difference]: Without dead ends: 3325 [2022-11-22 00:22:31,886 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 [2022-11-22 00:22:31,886 INFO L413 NwaCegarLoop]: 964 mSDtfsCounter, 1071 mSDsluCounter, 964 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:31,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1073 Valid, 1928 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-22 00:22:31,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3325 states. [2022-11-22 00:22:32,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3325 to 3325. [2022-11-22 00:22:32,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3325 states, 1864 states have (on average 1.2167381974248928) internal successors, (2268), 1928 states have internal predecessors, (2268), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-22 00:22:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 3325 states and 4459 transitions. [2022-11-22 00:22:32,299 INFO L78 Accepts]: Start accepts. Automaton has 3325 states and 4459 transitions. Word has length 85 [2022-11-22 00:22:32,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:32,300 INFO L495 AbstractCegarLoop]: Abstraction has 3325 states and 4459 transitions. [2022-11-22 00:22:32,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2022-11-22 00:22:32,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3325 states and 4459 transitions. [2022-11-22 00:22:32,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-22 00:22:32,301 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:32,302 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:32,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-22 00:22:32,302 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:32,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:32,303 INFO L85 PathProgramCache]: Analyzing trace with hash -2014311012, now seen corresponding path program 1 times [2022-11-22 00:22:32,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:32,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36405220] [2022-11-22 00:22:32,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:32,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:32,490 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:32,490 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:32,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36405220] [2022-11-22 00:22:32,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36405220] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:32,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:32,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:32,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307227747] [2022-11-22 00:22:32,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:32,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:32,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:32,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:32,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:32,495 INFO L87 Difference]: Start difference. First operand 3325 states and 4459 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2022-11-22 00:22:33,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:33,840 INFO L93 Difference]: Finished difference Result 3325 states and 4459 transitions. [2022-11-22 00:22:33,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:33,841 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 90 [2022-11-22 00:22:33,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:33,856 INFO L225 Difference]: With dead ends: 3325 [2022-11-22 00:22:33,856 INFO L226 Difference]: Without dead ends: 3323 [2022-11-22 00:22:33,860 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 [2022-11-22 00:22:33,861 INFO L413 NwaCegarLoop]: 962 mSDtfsCounter, 1068 mSDsluCounter, 962 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:33,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1070 Valid, 1924 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-22 00:22:33,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3323 states. [2022-11-22 00:22:34,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3323 to 3323. [2022-11-22 00:22:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3323 states, 1863 states have (on average 1.2163177670424048) internal successors, (2266), 1926 states have internal predecessors, (2266), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-22 00:22:34,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 3323 states and 4457 transitions. [2022-11-22 00:22:34,139 INFO L78 Accepts]: Start accepts. Automaton has 3323 states and 4457 transitions. Word has length 90 [2022-11-22 00:22:34,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:34,139 INFO L495 AbstractCegarLoop]: Abstraction has 3323 states and 4457 transitions. [2022-11-22 00:22:34,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2022-11-22 00:22:34,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 4457 transitions. [2022-11-22 00:22:34,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-22 00:22:34,141 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:34,142 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:34,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-22 00:22:34,142 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:34,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:34,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1711407762, now seen corresponding path program 1 times [2022-11-22 00:22:34,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:34,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52311708] [2022-11-22 00:22:34,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:34,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:34,773 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-22 00:22:34,773 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:34,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52311708] [2022-11-22 00:22:34,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52311708] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:34,773 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:34,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 00:22:34,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065192462] [2022-11-22 00:22:34,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:34,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 00:22:34,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:34,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 00:22:34,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 00:22:34,775 INFO L87 Difference]: Start difference. First operand 3323 states and 4457 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 00:22:36,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:36,927 INFO L93 Difference]: Finished difference Result 3459 states and 4581 transitions. [2022-11-22 00:22:36,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 00:22:36,928 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 119 [2022-11-22 00:22:36,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:36,942 INFO L225 Difference]: With dead ends: 3459 [2022-11-22 00:22:36,943 INFO L226 Difference]: Without dead ends: 3457 [2022-11-22 00:22:36,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-22 00:22:36,946 INFO L413 NwaCegarLoop]: 988 mSDtfsCounter, 1018 mSDsluCounter, 2061 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1020 SdHoareTripleChecker+Valid, 3049 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:36,946 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1020 Valid, 3049 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-22 00:22:36,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3457 states. [2022-11-22 00:22:37,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3457 to 3449. [2022-11-22 00:22:37,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3449 states, 1950 states have (on average 1.2164102564102564) internal successors, (2372), 2014 states have internal predecessors, (2372), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-11-22 00:22:37,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 3449 states and 4571 transitions. [2022-11-22 00:22:37,361 INFO L78 Accepts]: Start accepts. Automaton has 3449 states and 4571 transitions. Word has length 119 [2022-11-22 00:22:37,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:37,361 INFO L495 AbstractCegarLoop]: Abstraction has 3449 states and 4571 transitions. [2022-11-22 00:22:37,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 00:22:37,362 INFO L276 IsEmpty]: Start isEmpty. Operand 3449 states and 4571 transitions. [2022-11-22 00:22:37,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-22 00:22:37,363 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:37,364 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:37,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-22 00:22:37,364 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:37,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:37,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1425458088, now seen corresponding path program 1 times [2022-11-22 00:22:37,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:37,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706753522] [2022-11-22 00:22:37,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:37,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:38,102 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-22 00:22:38,102 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:38,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706753522] [2022-11-22 00:22:38,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706753522] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:38,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:38,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-22 00:22:38,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378990007] [2022-11-22 00:22:38,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:38,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-22 00:22:38,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:38,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-22 00:22:38,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-22 00:22:38,105 INFO L87 Difference]: Start difference. First operand 3449 states and 4571 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-22 00:22:42,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:42,078 INFO L93 Difference]: Finished difference Result 3449 states and 4571 transitions. [2022-11-22 00:22:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 00:22:42,079 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 123 [2022-11-22 00:22:42,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:42,093 INFO L225 Difference]: With dead ends: 3449 [2022-11-22 00:22:42,093 INFO L226 Difference]: Without dead ends: 3447 [2022-11-22 00:22:42,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-22 00:22:42,097 INFO L413 NwaCegarLoop]: 961 mSDtfsCounter, 1067 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1071 SdHoareTripleChecker+Valid, 3308 SdHoareTripleChecker+Invalid, 1048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:42,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1071 Valid, 3308 Invalid, 1048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-11-22 00:22:42,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3447 states. [2022-11-22 00:22:42,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3447 to 3447. [2022-11-22 00:22:42,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3447 states, 1949 states have (on average 1.2139558748075936) internal successors, (2366), 2012 states have internal predecessors, (2366), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-11-22 00:22:42,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 3447 states and 4565 transitions. [2022-11-22 00:22:42,533 INFO L78 Accepts]: Start accepts. Automaton has 3447 states and 4565 transitions. Word has length 123 [2022-11-22 00:22:42,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:42,534 INFO L495 AbstractCegarLoop]: Abstraction has 3447 states and 4565 transitions. [2022-11-22 00:22:42,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-22 00:22:42,534 INFO L276 IsEmpty]: Start isEmpty. Operand 3447 states and 4565 transitions. [2022-11-22 00:22:42,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-22 00:22:42,536 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:42,536 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:42,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-22 00:22:42,536 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:42,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:42,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1205916540, now seen corresponding path program 1 times [2022-11-22 00:22:42,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:42,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773579500] [2022-11-22 00:22:42,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:42,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:42,740 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:42,741 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:42,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773579500] [2022-11-22 00:22:42,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773579500] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:42,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:42,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:42,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337320339] [2022-11-22 00:22:42,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:42,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:42,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:42,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:42,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:42,744 INFO L87 Difference]: Start difference. First operand 3447 states and 4565 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-11-22 00:22:44,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:44,363 INFO L93 Difference]: Finished difference Result 3447 states and 4565 transitions. [2022-11-22 00:22:44,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:44,364 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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 95 [2022-11-22 00:22:44,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:44,383 INFO L225 Difference]: With dead ends: 3447 [2022-11-22 00:22:44,383 INFO L226 Difference]: Without dead ends: 3445 [2022-11-22 00:22:44,386 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 [2022-11-22 00:22:44,387 INFO L413 NwaCegarLoop]: 958 mSDtfsCounter, 1063 mSDsluCounter, 958 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1065 SdHoareTripleChecker+Valid, 1916 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:44,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1065 Valid, 1916 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-22 00:22:44,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3445 states. [2022-11-22 00:22:44,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3445 to 3445. [2022-11-22 00:22:44,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3445 states, 1948 states have (on average 1.213552361396304) internal successors, (2364), 2010 states have internal predecessors, (2364), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-11-22 00:22:44,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 3445 states and 4563 transitions. [2022-11-22 00:22:44,938 INFO L78 Accepts]: Start accepts. Automaton has 3445 states and 4563 transitions. Word has length 95 [2022-11-22 00:22:44,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:44,939 INFO L495 AbstractCegarLoop]: Abstraction has 3445 states and 4563 transitions. [2022-11-22 00:22:44,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2022-11-22 00:22:44,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3445 states and 4563 transitions. [2022-11-22 00:22:44,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-22 00:22:44,943 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:44,943 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:44,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-22 00:22:44,943 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:44,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:44,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1420781145, now seen corresponding path program 1 times [2022-11-22 00:22:44,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:44,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861795254] [2022-11-22 00:22:44,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:44,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:45,173 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-22 00:22:45,174 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:45,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861795254] [2022-11-22 00:22:45,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861795254] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:45,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:45,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:22:45,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3507978] [2022-11-22 00:22:45,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:45,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:22:45,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:45,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:22:45,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:22:45,178 INFO L87 Difference]: Start difference. First operand 3445 states and 4563 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-22 00:22:46,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:46,226 INFO L93 Difference]: Finished difference Result 6846 states and 9123 transitions. [2022-11-22 00:22:46,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:22:46,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 126 [2022-11-22 00:22:46,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:46,241 INFO L225 Difference]: With dead ends: 6846 [2022-11-22 00:22:46,241 INFO L226 Difference]: Without dead ends: 3433 [2022-11-22 00:22:46,255 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 [2022-11-22 00:22:46,255 INFO L413 NwaCegarLoop]: 954 mSDtfsCounter, 1051 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 954 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:46,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1051 Valid, 954 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-22 00:22:46,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3433 states. [2022-11-22 00:22:46,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3433 to 3433. [2022-11-22 00:22:46,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3433 states, 1937 states have (on average 1.209602478058854) internal successors, (2343), 1998 states have internal predecessors, (2343), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-11-22 00:22:46,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3433 states and 4542 transitions. [2022-11-22 00:22:46,699 INFO L78 Accepts]: Start accepts. Automaton has 3433 states and 4542 transitions. Word has length 126 [2022-11-22 00:22:46,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:46,699 INFO L495 AbstractCegarLoop]: Abstraction has 3433 states and 4542 transitions. [2022-11-22 00:22:46,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-22 00:22:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 4542 transitions. [2022-11-22 00:22:46,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-22 00:22:46,701 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:46,702 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:46,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-22 00:22:46,702 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:46,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:46,703 INFO L85 PathProgramCache]: Analyzing trace with hash 680964552, now seen corresponding path program 1 times [2022-11-22 00:22:46,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:46,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774056481] [2022-11-22 00:22:46,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:46,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:47,009 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:47,009 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:47,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774056481] [2022-11-22 00:22:47,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774056481] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:47,010 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:47,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:47,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883162292] [2022-11-22 00:22:47,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:47,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:47,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:47,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:47,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:47,012 INFO L87 Difference]: Start difference. First operand 3433 states and 4542 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 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) [2022-11-22 00:22:48,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:48,348 INFO L93 Difference]: Finished difference Result 3433 states and 4542 transitions. [2022-11-22 00:22:48,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:48,349 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 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 100 [2022-11-22 00:22:48,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:48,362 INFO L225 Difference]: With dead ends: 3433 [2022-11-22 00:22:48,362 INFO L226 Difference]: Without dead ends: 3431 [2022-11-22 00:22:48,365 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 [2022-11-22 00:22:48,365 INFO L413 NwaCegarLoop]: 951 mSDtfsCounter, 1055 mSDsluCounter, 951 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1057 SdHoareTripleChecker+Valid, 1902 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:48,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1057 Valid, 1902 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-22 00:22:48,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3431 states. [2022-11-22 00:22:48,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3431 to 3431. [2022-11-22 00:22:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3431 states, 1936 states have (on average 1.209194214876033) internal successors, (2341), 1996 states have internal predecessors, (2341), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-11-22 00:22:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 3431 states and 4540 transitions. [2022-11-22 00:22:48,726 INFO L78 Accepts]: Start accepts. Automaton has 3431 states and 4540 transitions. Word has length 100 [2022-11-22 00:22:48,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:48,726 INFO L495 AbstractCegarLoop]: Abstraction has 3431 states and 4540 transitions. [2022-11-22 00:22:48,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 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) [2022-11-22 00:22:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 4540 transitions. [2022-11-22 00:22:48,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-22 00:22:48,727 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:48,728 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:48,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-22 00:22:48,728 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:48,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:48,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1122123378, now seen corresponding path program 1 times [2022-11-22 00:22:48,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:48,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888327250] [2022-11-22 00:22:48,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:48,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-22 00:22:49,159 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:49,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888327250] [2022-11-22 00:22:49,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888327250] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:49,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:49,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 00:22:49,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945747181] [2022-11-22 00:22:49,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:49,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 00:22:49,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:49,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 00:22:49,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 00:22:49,164 INFO L87 Difference]: Start difference. First operand 3431 states and 4540 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-22 00:22:51,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:51,186 INFO L93 Difference]: Finished difference Result 3439 states and 4544 transitions. [2022-11-22 00:22:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:22:51,186 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2022-11-22 00:22:51,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:51,201 INFO L225 Difference]: With dead ends: 3439 [2022-11-22 00:22:51,201 INFO L226 Difference]: Without dead ends: 3437 [2022-11-22 00:22:51,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 00:22:51,204 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 97 mSDsluCounter, 2837 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 3804 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:51,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 3804 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-22 00:22:51,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3437 states. [2022-11-22 00:22:51,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3437 to 3431. [2022-11-22 00:22:51,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3431 states, 1936 states have (on average 1.2066115702479339) internal successors, (2336), 1996 states have internal predecessors, (2336), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-11-22 00:22:51,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 3431 states and 4535 transitions. [2022-11-22 00:22:51,708 INFO L78 Accepts]: Start accepts. Automaton has 3431 states and 4535 transitions. Word has length 129 [2022-11-22 00:22:51,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:51,709 INFO L495 AbstractCegarLoop]: Abstraction has 3431 states and 4535 transitions. [2022-11-22 00:22:51,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-22 00:22:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 4535 transitions. [2022-11-22 00:22:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-22 00:22:51,711 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:51,711 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:51,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-22 00:22:51,711 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:51,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:51,712 INFO L85 PathProgramCache]: Analyzing trace with hash 900638713, now seen corresponding path program 1 times [2022-11-22 00:22:51,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:51,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318910449] [2022-11-22 00:22:51,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:51,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:51,933 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:51,933 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:51,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318910449] [2022-11-22 00:22:51,933 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318910449] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:51,934 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:51,934 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:51,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175368641] [2022-11-22 00:22:51,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:51,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:51,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:51,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:51,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:51,937 INFO L87 Difference]: Start difference. First operand 3431 states and 4535 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2022-11-22 00:22:53,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:53,842 INFO L93 Difference]: Finished difference Result 5425 states and 7134 transitions. [2022-11-22 00:22:53,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:22:53,845 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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 105 [2022-11-22 00:22:53,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:53,866 INFO L225 Difference]: With dead ends: 5425 [2022-11-22 00:22:53,866 INFO L226 Difference]: Without dead ends: 5423 [2022-11-22 00:22:53,869 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 [2022-11-22 00:22:53,870 INFO L413 NwaCegarLoop]: 1182 mSDtfsCounter, 974 mSDsluCounter, 2057 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 976 SdHoareTripleChecker+Valid, 3239 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:53,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [976 Valid, 3239 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-22 00:22:53,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5423 states. [2022-11-22 00:22:54,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5423 to 5293. [2022-11-22 00:22:54,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5293 states, 2999 states have (on average 1.2054018006002) internal successors, (3615), 3083 states have internal predecessors, (3615), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-11-22 00:22:54,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5293 states to 5293 states and 7002 transitions. [2022-11-22 00:22:54,634 INFO L78 Accepts]: Start accepts. Automaton has 5293 states and 7002 transitions. Word has length 105 [2022-11-22 00:22:54,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:54,634 INFO L495 AbstractCegarLoop]: Abstraction has 5293 states and 7002 transitions. [2022-11-22 00:22:54,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2022-11-22 00:22:54,634 INFO L276 IsEmpty]: Start isEmpty. Operand 5293 states and 7002 transitions. [2022-11-22 00:22:54,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-22 00:22:54,636 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:54,636 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:54,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-22 00:22:54,637 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:54,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:54,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1711717930, now seen corresponding path program 1 times [2022-11-22 00:22:54,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:54,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592908211] [2022-11-22 00:22:54,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:54,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:55,037 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:55,038 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:55,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592908211] [2022-11-22 00:22:55,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592908211] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:55,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:55,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:55,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839090836] [2022-11-22 00:22:55,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:55,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:55,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:55,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:55,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:55,040 INFO L87 Difference]: Start difference. First operand 5293 states and 7002 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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) [2022-11-22 00:22:56,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:56,331 INFO L93 Difference]: Finished difference Result 5293 states and 7002 transitions. [2022-11-22 00:22:56,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:56,331 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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 110 [2022-11-22 00:22:56,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:56,353 INFO L225 Difference]: With dead ends: 5293 [2022-11-22 00:22:56,353 INFO L226 Difference]: Without dead ends: 5291 [2022-11-22 00:22:56,356 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 [2022-11-22 00:22:56,357 INFO L413 NwaCegarLoop]: 949 mSDtfsCounter, 1051 mSDsluCounter, 949 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 1898 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:56,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1053 Valid, 1898 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-22 00:22:56,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5291 states. [2022-11-22 00:22:57,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5291 to 5291. [2022-11-22 00:22:57,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5291 states, 2998 states have (on average 1.2048032021347566) internal successors, (3612), 3081 states have internal predecessors, (3612), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-11-22 00:22:57,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5291 states to 5291 states and 6999 transitions. [2022-11-22 00:22:57,274 INFO L78 Accepts]: Start accepts. Automaton has 5291 states and 6999 transitions. Word has length 110 [2022-11-22 00:22:57,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:57,275 INFO L495 AbstractCegarLoop]: Abstraction has 5291 states and 6999 transitions. [2022-11-22 00:22:57,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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) [2022-11-22 00:22:57,275 INFO L276 IsEmpty]: Start isEmpty. Operand 5291 states and 6999 transitions. [2022-11-22 00:22:57,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-22 00:22:57,277 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:57,278 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:57,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-22 00:22:57,278 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:57,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:57,279 INFO L85 PathProgramCache]: Analyzing trace with hash 280707692, now seen corresponding path program 1 times [2022-11-22 00:22:57,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:57,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283669156] [2022-11-22 00:22:57,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:57,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:57,502 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:57,503 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:57,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283669156] [2022-11-22 00:22:57,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283669156] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:57,503 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:57,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:57,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577331956] [2022-11-22 00:22:57,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:57,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:57,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:57,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:57,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:57,505 INFO L87 Difference]: Start difference. First operand 5291 states and 6999 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 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) [2022-11-22 00:22:58,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:22:58,831 INFO L93 Difference]: Finished difference Result 5291 states and 6999 transitions. [2022-11-22 00:22:58,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:22:58,832 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 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 115 [2022-11-22 00:22:58,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:22:58,851 INFO L225 Difference]: With dead ends: 5291 [2022-11-22 00:22:58,852 INFO L226 Difference]: Without dead ends: 5289 [2022-11-22 00:22:58,854 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 [2022-11-22 00:22:58,855 INFO L413 NwaCegarLoop]: 947 mSDtfsCounter, 1048 mSDsluCounter, 947 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 1894 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 00:22:58,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1050 Valid, 1894 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-22 00:22:58,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5289 states. [2022-11-22 00:22:59,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5289 to 5289. [2022-11-22 00:22:59,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5289 states, 2997 states have (on average 1.2042042042042043) internal successors, (3609), 3079 states have internal predecessors, (3609), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-11-22 00:22:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5289 states to 5289 states and 6996 transitions. [2022-11-22 00:22:59,663 INFO L78 Accepts]: Start accepts. Automaton has 5289 states and 6996 transitions. Word has length 115 [2022-11-22 00:22:59,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:22:59,663 INFO L495 AbstractCegarLoop]: Abstraction has 5289 states and 6996 transitions. [2022-11-22 00:22:59,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 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) [2022-11-22 00:22:59,664 INFO L276 IsEmpty]: Start isEmpty. Operand 5289 states and 6996 transitions. [2022-11-22 00:22:59,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-22 00:22:59,666 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:59,666 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:22:59,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-22 00:22:59,667 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:22:59,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:59,667 INFO L85 PathProgramCache]: Analyzing trace with hash 915510070, now seen corresponding path program 1 times [2022-11-22 00:22:59,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:59,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836457711] [2022-11-22 00:22:59,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:59,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:22:59,922 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:22:59,922 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:22:59,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836457711] [2022-11-22 00:22:59,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836457711] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:22:59,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:22:59,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:22:59,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63426342] [2022-11-22 00:22:59,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:22:59,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:22:59,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:22:59,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:22:59,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:22:59,925 INFO L87 Difference]: Start difference. First operand 5289 states and 6996 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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) [2022-11-22 00:23:01,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:01,337 INFO L93 Difference]: Finished difference Result 5289 states and 6996 transitions. [2022-11-22 00:23:01,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:23:01,338 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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 120 [2022-11-22 00:23:01,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:01,358 INFO L225 Difference]: With dead ends: 5289 [2022-11-22 00:23:01,359 INFO L226 Difference]: Without dead ends: 5287 [2022-11-22 00:23:01,363 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 [2022-11-22 00:23:01,363 INFO L413 NwaCegarLoop]: 945 mSDtfsCounter, 1045 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1047 SdHoareTripleChecker+Valid, 1890 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:01,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1047 Valid, 1890 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-22 00:23:01,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5287 states. [2022-11-22 00:23:02,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5287 to 5287. [2022-11-22 00:23:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5287 states, 2996 states have (on average 1.2036048064085447) internal successors, (3606), 3077 states have internal predecessors, (3606), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-11-22 00:23:02,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5287 states to 5287 states and 6993 transitions. [2022-11-22 00:23:02,106 INFO L78 Accepts]: Start accepts. Automaton has 5287 states and 6993 transitions. Word has length 120 [2022-11-22 00:23:02,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:02,106 INFO L495 AbstractCegarLoop]: Abstraction has 5287 states and 6993 transitions. [2022-11-22 00:23:02,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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) [2022-11-22 00:23:02,107 INFO L276 IsEmpty]: Start isEmpty. Operand 5287 states and 6993 transitions. [2022-11-22 00:23:02,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-22 00:23:02,109 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:02,110 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:23:02,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-22 00:23:02,110 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:23:02,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:02,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1645366841, now seen corresponding path program 1 times [2022-11-22 00:23:02,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:02,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555485967] [2022-11-22 00:23:02,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:02,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:02,336 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:23:02,337 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:02,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555485967] [2022-11-22 00:23:02,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555485967] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:23:02,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:23:02,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:23:02,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950939551] [2022-11-22 00:23:02,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:23:02,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:23:02,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:23:02,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:23:02,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:23:02,340 INFO L87 Difference]: Start difference. First operand 5287 states and 6993 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 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) [2022-11-22 00:23:03,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:03,762 INFO L93 Difference]: Finished difference Result 5287 states and 6993 transitions. [2022-11-22 00:23:03,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:23:03,762 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 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 125 [2022-11-22 00:23:03,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:03,775 INFO L225 Difference]: With dead ends: 5287 [2022-11-22 00:23:03,775 INFO L226 Difference]: Without dead ends: 5285 [2022-11-22 00:23:03,778 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 [2022-11-22 00:23:03,778 INFO L413 NwaCegarLoop]: 943 mSDtfsCounter, 1042 mSDsluCounter, 943 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:03,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1044 Valid, 1886 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-22 00:23:03,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5285 states. [2022-11-22 00:23:04,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5285 to 5285. [2022-11-22 00:23:04,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5285 states, 2995 states have (on average 1.2030050083472454) internal successors, (3603), 3075 states have internal predecessors, (3603), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-11-22 00:23:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 5285 states and 6990 transitions. [2022-11-22 00:23:04,378 INFO L78 Accepts]: Start accepts. Automaton has 5285 states and 6990 transitions. Word has length 125 [2022-11-22 00:23:04,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:04,379 INFO L495 AbstractCegarLoop]: Abstraction has 5285 states and 6990 transitions. [2022-11-22 00:23:04,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 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) [2022-11-22 00:23:04,380 INFO L276 IsEmpty]: Start isEmpty. Operand 5285 states and 6990 transitions. [2022-11-22 00:23:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-22 00:23:04,381 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:04,381 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:23:04,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-22 00:23:04,382 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-22 00:23:04,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:04,382 INFO L85 PathProgramCache]: Analyzing trace with hash -857526805, now seen corresponding path program 1 times [2022-11-22 00:23:04,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:04,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202567058] [2022-11-22 00:23:04,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:04,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:05,839 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2022-11-22 00:23:05,839 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:05,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202567058] [2022-11-22 00:23:05,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202567058] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:23:05,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105226879] [2022-11-22 00:23:05,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:05,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:23:05,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:23:05,846 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:23:05,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6269c764-6d4b-4aee-ab4d-a810c7fc5b46/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 00:23:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:06,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-22 00:23:06,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:23:06,747 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 164 proven. 2 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2022-11-22 00:23:06,748 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:23:07,259 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 4 proven. 42 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2022-11-22 00:23:07,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105226879] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:23:07,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [859913689] [2022-11-22 00:23:07,290 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2022-11-22 00:23:07,290 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:23:07,296 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:23:07,303 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:23:07,304 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:23:09,732 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:23:09,827 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:23:10,098 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:23:10,396 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:23:37,675 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:23:37,682 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:23:44,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,442 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:44,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,577 INFO L321 Elim1Store]: treesize reduction 96, result has 41.1 percent of original size [2022-11-22 00:23:44,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 37 select indices, 37 select index equivalence classes, 136 disjoint index pairs (out of 666 index pairs), introduced 37 new quantified variables, introduced 6 case distinctions, treesize of input 321 treesize of output 441 [2022-11-22 00:23:44,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,915 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:44,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:44,991 INFO L321 Elim1Store]: treesize reduction 48, result has 31.4 percent of original size [2022-11-22 00:23:44,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 53 select indices, 53 select index equivalence classes, 374 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 3 case distinctions, treesize of input 491 treesize of output 646 [2022-11-22 00:23:45,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,390 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 00:23:45,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,488 INFO L321 Elim1Store]: treesize reduction 36, result has 48.6 percent of original size [2022-11-22 00:23:45,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 53 select indices, 53 select index equivalence classes, 374 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 3 case distinctions, treesize of input 483 treesize of output 650 [2022-11-22 00:23:45,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:45,886 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:23:46,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:23:46,004 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:23:46,118 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-22 00:23:47,002 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-22 00:24:08,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:08,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:09,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:09,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:11,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:11,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:11,220 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:11,222 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:12,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:12,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:12,190 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:12,191 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:17,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 00:24:17,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:17,732 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:18,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-11-22 00:24:18,986 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:22,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 00:24:22,988 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:25,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 00:24:25,728 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:29,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 00:24:29,357 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:31,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 00:24:31,658 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 00:24:33,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 00:24:33,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 00:24:34,475 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 00:24:34,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-22 00:25:04,472 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-22 00:25:13,908 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_linux_net_register_reset_error_counter with input of size 265 for LOIs [2022-11-22 00:25:14,067 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 188 for LOIs [2022-11-22 00:25:14,105 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_free with input of size 190 for LOIs [2022-11-22 00:25:14,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 00:25:14,225 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_filter_positive_int with input of size 263 for LOIs [2022-11-22 00:25:15,488 INFO L197 IcfgInterpreter]: Interpreting procedure unregister_blkdev with input of size 268 for LOIs [2022-11-22 00:25:15,640 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assert_linux_lib_idr__not_initialized with input of size 266 for LOIs [2022-11-22 00:25:16,076 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_linux_usb_register_reset_error_counter with input of size 264 for LOIs [2022-11-22 00:25:16,243 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_xmalloc with input of size 1420 for LOIs [2022-11-22 00:25:20,546 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:25:22,351 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 00:25:26,236 INFO L217 Elim1Store]: Index analysis took 238 ms [2022-11-22 00:26:06,087 WARN L233 SmtUtils]: Spent 39.81s on a formula simplification. DAG size of input: 1621 DAG size of output: 1327 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 00:26:06,091 INFO L321 Elim1Store]: treesize reduction 1470, result has 63.0 percent of original size [2022-11-22 00:26:06,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 149 select indices, 149 select index equivalence classes, 10879 disjoint index pairs (out of 11026 index pairs), introduced 150 new quantified variables, introduced 294 case distinctions, treesize of input 3362 treesize of output 5571 [2022-11-22 00:26:09,098 INFO L217 Elim1Store]: Index analysis took 1986 ms [2022-11-22 00:26:49,140 WARN L233 SmtUtils]: Spent 40.01s on a formula simplification. DAG size of input: 1329 DAG size of output: 885 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 00:26:49,143 INFO L321 Elim1Store]: treesize reduction 1764, result has 42.9 percent of original size [2022-11-22 00:26:49,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 147 select indices, 147 select index equivalence classes, 10732 disjoint index pairs (out of 10731 index pairs), introduced 148 new quantified variables, introduced 147 case distinctions, treesize of input 3063 treesize of output 4095 [2022-11-22 00:30:07,372 WARN L233 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 1409 DAG size of output: 1409 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 00:31:26,415 WARN L233 SmtUtils]: Spent 5.63s on a formula simplification. DAG size of input: 1418 DAG size of output: 1418 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 00:32:03,652 WARN L233 SmtUtils]: Spent 5.66s on a formula simplification. DAG size of input: 1420 DAG size of output: 1420 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 00:32:41,186 WARN L233 SmtUtils]: Spent 5.61s on a formula simplification. DAG size of input: 1422 DAG size of output: 1422 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 00:33:18,258 WARN L233 SmtUtils]: Spent 5.62s on a formula simplification. DAG size of input: 1424 DAG size of output: 1424 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)