./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--scsi--megaraid.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7 --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 ac352421032347d7bf5d3bf9ef59e7281826004c82f3c932b159f55f0c829686 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:15:17,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:15:17,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:15:17,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:15:17,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:15:17,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:15:17,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:15:17,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:15:17,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:15:17,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:15:17,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:15:17,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:15:17,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:15:17,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:15:17,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:15:17,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:15:17,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:15:17,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:15:17,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:15:17,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:15:17,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:15:17,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:15:17,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:15:17,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:15:17,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:15:17,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:15:17,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:15:17,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:15:17,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:15:17,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:15:17,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:15:17,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:15:17,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:15:17,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:15:17,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:15:17,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:15:17,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:15:17,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:15:17,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:15:17,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:15:17,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:15:17,977 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:15:18,007 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:15:18,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:15:18,008 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:15:18,009 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:15:18,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:15:18,010 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:15:18,010 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:15:18,011 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:15:18,011 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:15:18,012 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:15:18,012 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:15:18,013 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:15:18,013 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:15:18,014 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:15:18,014 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:15:18,014 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:15:18,015 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:15:18,015 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:15:18,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:15:18,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:15:18,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:15:18,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:15:18,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:15:18,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:15:18,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:15:18,018 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:15:18,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:15:18,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:15:18,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:15:18,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:15:18,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:15:18,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:15:18,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:15:18,021 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:15:18,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:15:18,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:15:18,021 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:15:18,022 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:15:18,022 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac352421032347d7bf5d3bf9ef59e7281826004c82f3c932b159f55f0c829686 [2021-11-25 20:15:18,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:15:18,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:15:18,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:15:18,366 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:15:18,367 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:15:18,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2021-11-25 20:15:18,448 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/data/02e07d139/88cc95a6cd8f4d0092436532d0a119cc/FLAGc9eb1c9fa [2021-11-25 20:15:19,603 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:15:19,605 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2021-11-25 20:15:19,693 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/data/02e07d139/88cc95a6cd8f4d0092436532d0a119cc/FLAGc9eb1c9fa [2021-11-25 20:15:19,868 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/data/02e07d139/88cc95a6cd8f4d0092436532d0a119cc [2021-11-25 20:15:19,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:15:19,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:15:19,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:15:19,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:15:19,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:15:19,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:15:19" (1/1) ... [2021-11-25 20:15:19,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6220a5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:19, skipping insertion in model container [2021-11-25 20:15:19,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:15:19" (1/1) ... [2021-11-25 20:15:19,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:15:20,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:15:26,351 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486469,486482] [2021-11-25 20:15:26,355 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486614,486627] [2021-11-25 20:15:26,356 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486760,486773] [2021-11-25 20:15:26,356 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486925,486938] [2021-11-25 20:15:26,357 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487083,487096] [2021-11-25 20:15:26,358 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487241,487254] [2021-11-25 20:15:26,359 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487399,487412] [2021-11-25 20:15:26,359 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487559,487572] [2021-11-25 20:15:26,360 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487718,487731] [2021-11-25 20:15:26,361 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487857,487870] [2021-11-25 20:15:26,361 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487999,488012] [2021-11-25 20:15:26,362 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488148,488161] [2021-11-25 20:15:26,363 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488287,488300] [2021-11-25 20:15:26,363 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488442,488455] [2021-11-25 20:15:26,364 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488602,488615] [2021-11-25 20:15:26,364 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488753,488766] [2021-11-25 20:15:26,365 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488904,488917] [2021-11-25 20:15:26,366 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489056,489069] [2021-11-25 20:15:26,367 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489205,489218] [2021-11-25 20:15:26,367 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489353,489366] [2021-11-25 20:15:26,368 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489510,489523] [2021-11-25 20:15:26,368 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489659,489672] [2021-11-25 20:15:26,369 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489815,489828] [2021-11-25 20:15:26,370 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489968,489981] [2021-11-25 20:15:26,370 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490114,490127] [2021-11-25 20:15:26,371 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490257,490270] [2021-11-25 20:15:26,372 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490409,490422] [2021-11-25 20:15:26,372 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490555,490568] [2021-11-25 20:15:26,373 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490700,490713] [2021-11-25 20:15:26,373 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490854,490867] [2021-11-25 20:15:26,374 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491005,491018] [2021-11-25 20:15:26,375 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491160,491173] [2021-11-25 20:15:26,375 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491312,491325] [2021-11-25 20:15:26,376 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491467,491480] [2021-11-25 20:15:26,376 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491631,491644] [2021-11-25 20:15:26,377 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491787,491800] [2021-11-25 20:15:26,378 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491951,491964] [2021-11-25 20:15:26,378 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492093,492106] [2021-11-25 20:15:26,379 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492251,492264] [2021-11-25 20:15:26,380 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492418,492431] [2021-11-25 20:15:26,380 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492577,492590] [2021-11-25 20:15:26,381 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492736,492749] [2021-11-25 20:15:26,382 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492885,492898] [2021-11-25 20:15:26,382 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493032,493045] [2021-11-25 20:15:26,383 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493171,493184] [2021-11-25 20:15:26,383 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493334,493347] [2021-11-25 20:15:26,384 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493500,493513] [2021-11-25 20:15:26,385 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493664,493677] [2021-11-25 20:15:26,385 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493829,493842] [2021-11-25 20:15:26,386 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493994,494007] [2021-11-25 20:15:26,387 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494160,494173] [2021-11-25 20:15:26,387 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494325,494338] [2021-11-25 20:15:26,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494492,494505] [2021-11-25 20:15:26,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494652,494665] [2021-11-25 20:15:26,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494814,494827] [2021-11-25 20:15:26,390 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494973,494986] [2021-11-25 20:15:26,391 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495119,495132] [2021-11-25 20:15:26,391 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495262,495275] [2021-11-25 20:15:26,392 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495406,495419] [2021-11-25 20:15:26,392 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495549,495562] [2021-11-25 20:15:26,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495693,495706] [2021-11-25 20:15:26,394 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495834,495847] [2021-11-25 20:15:26,394 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495972,495985] [2021-11-25 20:15:26,395 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496130,496143] [2021-11-25 20:15:26,396 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496289,496302] [2021-11-25 20:15:26,396 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496445,496458] [2021-11-25 20:15:26,397 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496594,496607] [2021-11-25 20:15:26,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496746,496759] [2021-11-25 20:15:26,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496897,496910] [2021-11-25 20:15:26,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497046,497059] [2021-11-25 20:15:26,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497198,497211] [2021-11-25 20:15:26,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497346,497359] [2021-11-25 20:15:26,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497499,497512] [2021-11-25 20:15:26,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497650,497663] [2021-11-25 20:15:26,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497800,497813] [2021-11-25 20:15:26,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497947,497960] [2021-11-25 20:15:26,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498098,498111] [2021-11-25 20:15:26,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498249,498262] [2021-11-25 20:15:26,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498397,498410] [2021-11-25 20:15:26,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498563,498576] [2021-11-25 20:15:26,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498732,498745] [2021-11-25 20:15:26,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498899,498912] [2021-11-25 20:15:26,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499067,499080] [2021-11-25 20:15:26,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499217,499230] [2021-11-25 20:15:26,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499364,499377] [2021-11-25 20:15:26,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499525,499538] [2021-11-25 20:15:26,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499695,499708] [2021-11-25 20:15:26,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499857,499870] [2021-11-25 20:15:26,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:15:26,481 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:15:27,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486469,486482] [2021-11-25 20:15:27,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486614,486627] [2021-11-25 20:15:27,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486760,486773] [2021-11-25 20:15:27,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486925,486938] [2021-11-25 20:15:27,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487083,487096] [2021-11-25 20:15:27,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487241,487254] [2021-11-25 20:15:27,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487399,487412] [2021-11-25 20:15:27,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487559,487572] [2021-11-25 20:15:27,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487718,487731] [2021-11-25 20:15:27,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487857,487870] [2021-11-25 20:15:27,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487999,488012] [2021-11-25 20:15:27,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488148,488161] [2021-11-25 20:15:27,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488287,488300] [2021-11-25 20:15:27,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488442,488455] [2021-11-25 20:15:27,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488602,488615] [2021-11-25 20:15:27,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488753,488766] [2021-11-25 20:15:27,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488904,488917] [2021-11-25 20:15:27,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489056,489069] [2021-11-25 20:15:27,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489205,489218] [2021-11-25 20:15:27,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489353,489366] [2021-11-25 20:15:27,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489510,489523] [2021-11-25 20:15:27,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489659,489672] [2021-11-25 20:15:27,118 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489815,489828] [2021-11-25 20:15:27,119 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489968,489981] [2021-11-25 20:15:27,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490114,490127] [2021-11-25 20:15:27,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490257,490270] [2021-11-25 20:15:27,120 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490409,490422] [2021-11-25 20:15:27,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490555,490568] [2021-11-25 20:15:27,122 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490700,490713] [2021-11-25 20:15:27,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490854,490867] [2021-11-25 20:15:27,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491005,491018] [2021-11-25 20:15:27,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491160,491173] [2021-11-25 20:15:27,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491312,491325] [2021-11-25 20:15:27,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491467,491480] [2021-11-25 20:15:27,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491631,491644] [2021-11-25 20:15:27,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491787,491800] [2021-11-25 20:15:27,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491951,491964] [2021-11-25 20:15:27,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492093,492106] [2021-11-25 20:15:27,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492251,492264] [2021-11-25 20:15:27,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492418,492431] [2021-11-25 20:15:27,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492577,492590] [2021-11-25 20:15:27,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492736,492749] [2021-11-25 20:15:27,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492885,492898] [2021-11-25 20:15:27,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493032,493045] [2021-11-25 20:15:27,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493171,493184] [2021-11-25 20:15:27,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493334,493347] [2021-11-25 20:15:27,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493500,493513] [2021-11-25 20:15:27,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493664,493677] [2021-11-25 20:15:27,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493829,493842] [2021-11-25 20:15:27,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493994,494007] [2021-11-25 20:15:27,200 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494160,494173] [2021-11-25 20:15:27,200 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494325,494338] [2021-11-25 20:15:27,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494492,494505] [2021-11-25 20:15:27,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494652,494665] [2021-11-25 20:15:27,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494814,494827] [2021-11-25 20:15:27,202 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494973,494986] [2021-11-25 20:15:27,202 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495119,495132] [2021-11-25 20:15:27,202 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495262,495275] [2021-11-25 20:15:27,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495406,495419] [2021-11-25 20:15:27,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495549,495562] [2021-11-25 20:15:27,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495693,495706] [2021-11-25 20:15:27,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495834,495847] [2021-11-25 20:15:27,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495972,495985] [2021-11-25 20:15:27,205 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496130,496143] [2021-11-25 20:15:27,205 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496289,496302] [2021-11-25 20:15:27,206 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496445,496458] [2021-11-25 20:15:27,206 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496594,496607] [2021-11-25 20:15:27,206 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496746,496759] [2021-11-25 20:15:27,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496897,496910] [2021-11-25 20:15:27,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497046,497059] [2021-11-25 20:15:27,208 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497198,497211] [2021-11-25 20:15:27,208 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497346,497359] [2021-11-25 20:15:27,208 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497499,497512] [2021-11-25 20:15:27,209 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497650,497663] [2021-11-25 20:15:27,209 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497800,497813] [2021-11-25 20:15:27,209 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497947,497960] [2021-11-25 20:15:27,210 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498098,498111] [2021-11-25 20:15:27,210 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498249,498262] [2021-11-25 20:15:27,211 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498397,498410] [2021-11-25 20:15:27,212 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498563,498576] [2021-11-25 20:15:27,213 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498732,498745] [2021-11-25 20:15:27,213 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498899,498912] [2021-11-25 20:15:27,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499067,499080] [2021-11-25 20:15:27,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499217,499230] [2021-11-25 20:15:27,215 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499364,499377] [2021-11-25 20:15:27,215 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499525,499538] [2021-11-25 20:15:27,216 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499695,499708] [2021-11-25 20:15:27,216 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499857,499870] [2021-11-25 20:15:27,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:15:27,508 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:15:27,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27 WrapperNode [2021-11-25 20:15:27,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:15:27,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:15:27,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:15:27,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:15:27,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:27,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:28,023 INFO L137 Inliner]: procedures = 746, calls = 3600, calls flagged for inlining = 396, calls inlined = 313, statements flattened = 8753 [2021-11-25 20:15:28,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:15:28,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:15:28,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:15:28,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:15:28,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:28,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:28,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:28,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:28,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:28,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:28,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:28,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:15:28,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:15:28,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:15:28,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:15:28,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (1/1) ... [2021-11-25 20:15:28,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:15:28,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:15:28,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:15:28,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:15:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-25 20:15:28,573 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-25 20:15:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-11-25 20:15:28,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-11-25 20:15:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2021-11-25 20:15:28,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2021-11-25 20:15:28,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-25 20:15:28,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-25 20:15:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_info [2021-11-25 20:15:28,576 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_info [2021-11-25 20:15:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure mega_adapinq [2021-11-25 20:15:28,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_adapinq [2021-11-25 20:15:28,578 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-11-25 20:15:28,578 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-11-25 20:15:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-25 20:15:28,579 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-25 20:15:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_inquiry [2021-11-25 20:15:28,579 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_inquiry [2021-11-25 20:15:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2021-11-25 20:15:28,579 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2021-11-25 20:15:28,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:15:28,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:15:28,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-25 20:15:28,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-25 20:15:28,580 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-25 20:15:28,581 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-25 20:15:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure mega_build_sglist [2021-11-25 20:15:28,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_build_sglist [2021-11-25 20:15:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-25 20:15:28,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-25 20:15:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 20:15:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 20:15:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-25 20:15:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-25 20:15:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-25 20:15:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-25 20:15:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure megadev_unlocked_ioctl [2021-11-25 20:15:28,583 INFO L138 BoogieDeclarations]: Found implementation of procedure megadev_unlocked_ioctl [2021-11-25 20:15:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 20:15:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_scb [2021-11-25 20:15:28,583 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_scb [2021-11-25 20:15:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 20:15:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 20:15:28,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 20:15:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 20:15:28,584 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-11-25 20:15:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-11-25 20:15:28,584 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort_and_reset [2021-11-25 20:15:28,585 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort_and_reset [2021-11-25 20:15:28,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 20:15:28,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 20:15:28,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-25 20:15:28,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-25 20:15:28,586 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 20:15:28,586 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 20:15:28,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:15:28,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-25 20:15:28,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-25 20:15:28,587 INFO L130 BoogieDeclarations]: Found specification of procedure issue_scb_block [2021-11-25 20:15:28,587 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_scb_block [2021-11-25 20:15:28,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 20:15:28,587 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-25 20:15:28,588 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-25 20:15:28,588 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 20:15:28,589 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 20:15:28,589 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_sgl [2021-11-25 20:15:28,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_sgl [2021-11-25 20:15:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-25 20:15:28,593 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-25 20:15:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 20:15:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-25 20:15:28,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-25 20:15:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 20:15:28,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 20:15:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-25 20:15:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-25 20:15:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:15:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-25 20:15:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-25 20:15:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 20:15:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 20:15:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-25 20:15:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-25 20:15:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 20:15:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 20:15:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-25 20:15:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-25 20:15:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-25 20:15:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-25 20:15:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-25 20:15:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-25 20:15:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-25 20:15:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-25 20:15:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure mega_runpendq [2021-11-25 20:15:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_runpendq [2021-11-25 20:15:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2021-11-25 20:15:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2021-11-25 20:15:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-25 20:15:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-25 20:15:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-25 20:15:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-25 20:15:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-25 20:15:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-25 20:15:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 20:15:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 20:15:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-25 20:15:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-25 20:15:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-25 20:15:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-25 20:15:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2021-11-25 20:15:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2021-11-25 20:15:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2021-11-25 20:15:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2021-11-25 20:15:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:15:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2021-11-25 20:15:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2021-11-25 20:15:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2021-11-25 20:15:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2021-11-25 20:15:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-25 20:15:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-25 20:15:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:15:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2021-11-25 20:15:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2021-11-25 20:15:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 20:15:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 20:15:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 20:15:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 20:15:28,611 INFO L130 BoogieDeclarations]: Found specification of procedure mega_n_to_m [2021-11-25 20:15:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_n_to_m [2021-11-25 20:15:28,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:15:28,611 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 20:15:28,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 20:15:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 20:15:28,612 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-25 20:15:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-25 20:15:28,612 INFO L130 BoogieDeclarations]: Found specification of procedure mega_internal_command [2021-11-25 20:15:28,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_internal_command [2021-11-25 20:15:28,613 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-11-25 20:15:28,613 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-11-25 20:15:28,613 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 20:15:28,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 20:15:28,613 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_shutdown [2021-11-25 20:15:28,614 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_shutdown [2021-11-25 20:15:28,614 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-25 20:15:28,614 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-25 20:15:28,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-25 20:15:28,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-25 20:15:28,614 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2021-11-25 20:15:28,615 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2021-11-25 20:15:28,615 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 20:15:28,615 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 20:15:28,615 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_rdrv [2021-11-25 20:15:28,615 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_rdrv [2021-11-25 20:15:28,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:15:28,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:15:28,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 20:15:28,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 20:15:28,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:15:28,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:15:28,616 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_inquiry [2021-11-25 20:15:28,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_inquiry [2021-11-25 20:15:28,617 INFO L130 BoogieDeclarations]: Found specification of procedure free_local_pdev [2021-11-25 20:15:28,617 INFO L138 BoogieDeclarations]: Found implementation of procedure free_local_pdev [2021-11-25 20:15:28,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-25 20:15:28,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-25 20:15:28,617 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_pdrv [2021-11-25 20:15:28,618 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_pdrv [2021-11-25 20:15:28,618 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-11-25 20:15:28,618 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-11-25 20:15:28,618 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2021-11-25 20:15:28,618 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2021-11-25 20:15:28,618 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-25 20:15:28,619 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-25 20:15:28,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2021-11-25 20:15:28,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2021-11-25 20:15:28,619 INFO L130 BoogieDeclarations]: Found specification of procedure __megaraid_shutdown [2021-11-25 20:15:28,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __megaraid_shutdown [2021-11-25 20:15:28,619 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-25 20:15:28,620 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-25 20:15:28,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:15:28,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:15:28,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-25 20:15:28,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-25 20:15:28,620 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2021-11-25 20:15:28,620 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2021-11-25 20:15:28,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-25 20:15:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-25 20:15:28,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-25 20:15:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-25 20:15:28,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-25 20:15:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-25 20:15:28,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-25 20:15:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-25 20:15:28,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:15:28,625 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_reset [2021-11-25 20:15:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_reset [2021-11-25 20:15:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-25 20:15:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-25 20:15:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-25 20:15:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-25 20:15:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:15:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_queue [2021-11-25 20:15:28,631 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_queue [2021-11-25 20:15:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_biosparam [2021-11-25 20:15:28,631 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_biosparam [2021-11-25 20:15:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_remove_one [2021-11-25 20:15:28,631 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_remove_one [2021-11-25 20:15:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-25 20:15:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-25 20:15:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:15:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-25 20:15:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-25 20:15:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 20:15:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 20:15:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-25 20:15:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-25 20:15:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-25 20:15:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-25 20:15:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-25 20:15:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-25 20:15:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 20:15:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 20:15:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-25 20:15:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-25 20:15:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure seq_write [2021-11-25 20:15:28,634 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_write [2021-11-25 20:15:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_scb [2021-11-25 20:15:28,635 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_scb [2021-11-25 20:15:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-25 20:15:28,635 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-25 20:15:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure make_local_pdev [2021-11-25 20:15:28,635 INFO L138 BoogieDeclarations]: Found implementation of procedure make_local_pdev [2021-11-25 20:15:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-25 20:15:28,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-25 20:15:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-25 20:15:28,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-25 20:15:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-25 20:15:28,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-25 20:15:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-25 20:15:28,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-25 20:15:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-25 20:15:28,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-25 20:15:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-25 20:15:28,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-25 20:15:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 20:15:28,638 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 20:15:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-25 20:15:28,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-25 20:15:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:15:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-25 20:15:28,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-25 20:15:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-25 20:15:28,639 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-25 20:15:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 20:15:28,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 20:15:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 20:15:28,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 20:15:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-25 20:15:28,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-25 20:15:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-25 20:15:28,640 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-25 20:15:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure mega_rundoneq [2021-11-25 20:15:28,640 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_rundoneq [2021-11-25 20:15:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 20:15:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 20:15:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-25 20:15:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-25 20:15:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 20:15:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 20:15:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:15:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-25 20:15:28,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-25 20:15:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2021-11-25 20:15:28,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2021-11-25 20:15:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2021-11-25 20:15:28,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2021-11-25 20:15:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort [2021-11-25 20:15:28,643 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort [2021-11-25 20:15:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-11-25 20:15:28,643 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-11-25 20:15:30,030 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:15:30,041 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:15:30,337 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:15:32,699 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##192: mega_build_cmd_#res#1.base, mega_build_cmd_#res#1.offset := 0, 0;call ULTIMATE.dealloc(mega_build_cmd_~#seg~0#1.base, mega_build_cmd_~#seg~0#1.offset);havoc mega_build_cmd_~#seg~0#1.base, mega_build_cmd_~#seg~0#1.offset; [2021-11-25 20:15:45,553 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:15:48,174 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:15:48,175 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-25 20:15:48,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:15:48 BoogieIcfgContainer [2021-11-25 20:15:48,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:15:48,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:15:48,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:15:48,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:15:48,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:15:19" (1/3) ... [2021-11-25 20:15:48,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455bfac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:15:48, skipping insertion in model container [2021-11-25 20:15:48,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:15:27" (2/3) ... [2021-11-25 20:15:48,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455bfac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:15:48, skipping insertion in model container [2021-11-25 20:15:48,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:15:48" (3/3) ... [2021-11-25 20:15:48,199 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2021-11-25 20:15:48,212 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:15:48,212 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 35 error locations. [2021-11-25 20:15:48,301 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:15:48,327 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:15:48,330 INFO L340 AbstractCegarLoop]: Starting to check reachability of 35 error locations. [2021-11-25 20:15:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand has 2167 states, 1276 states have (on average 1.3205329153605017) internal successors, (1685), 1368 states have internal predecessors, (1685), 725 states have call successors, (725), 131 states have call predecessors, (725), 130 states have return successors, (718), 708 states have call predecessors, (718), 718 states have call successors, (718) [2021-11-25 20:15:48,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 20:15:48,439 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:15:48,440 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-25 20:15:48,440 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:15:48,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:15:48,451 INFO L85 PathProgramCache]: Analyzing trace with hash 480471242, now seen corresponding path program 1 times [2021-11-25 20:15:48,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:15:48,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204557515] [2021-11-25 20:15:48,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:15:48,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:15:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:15:49,448 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 20:15:49,449 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:15:49,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204557515] [2021-11-25 20:15:49,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204557515] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:15:49,453 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:15:49,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:15:49,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294587102] [2021-11-25 20:15:49,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:15:49,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:15:49,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:15:49,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:15:49,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:15:49,505 INFO L87 Difference]: Start difference. First operand has 2167 states, 1276 states have (on average 1.3205329153605017) internal successors, (1685), 1368 states have internal predecessors, (1685), 725 states have call successors, (725), 131 states have call predecessors, (725), 130 states have return successors, (718), 708 states have call predecessors, (718), 718 states have call successors, (718) Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-25 20:15:52,569 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:01,462 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:03,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:03,731 INFO L93 Difference]: Finished difference Result 5609 states and 8201 transitions. [2021-11-25 20:16:03,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:16:03,734 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 46 [2021-11-25 20:16:03,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:03,804 INFO L225 Difference]: With dead ends: 5609 [2021-11-25 20:16:03,804 INFO L226 Difference]: Without dead ends: 3443 [2021-11-25 20:16:03,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:16:03,844 INFO L933 BasicCegarLoop]: 3219 mSDtfsCounter, 1825 mSDsluCounter, 10181 mSDsCounter, 0 mSdLazyCounter, 1488 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1826 SdHoareTripleChecker+Valid, 12301 SdHoareTripleChecker+Invalid, 1496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1488 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:03,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1826 Valid, 12301 Invalid, 1496 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1488 Invalid, 1 Unknown, 0 Unchecked, 13.7s Time] [2021-11-25 20:16:03,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3443 states. [2021-11-25 20:16:04,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3443 to 3373. [2021-11-25 20:16:04,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3373 states, 1981 states have (on average 1.2756183745583038) internal successors, (2527), 2106 states have internal predecessors, (2527), 1123 states have call successors, (1123), 235 states have call predecessors, (1123), 234 states have return successors, (1121), 1104 states have call predecessors, (1121), 1121 states have call successors, (1121) [2021-11-25 20:16:04,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 3373 states and 4771 transitions. [2021-11-25 20:16:04,296 INFO L78 Accepts]: Start accepts. Automaton has 3373 states and 4771 transitions. Word has length 46 [2021-11-25 20:16:04,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:04,297 INFO L470 AbstractCegarLoop]: Abstraction has 3373 states and 4771 transitions. [2021-11-25 20:16:04,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-25 20:16:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 3373 states and 4771 transitions. [2021-11-25 20:16:04,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 20:16:04,302 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:04,303 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:04,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:16:04,304 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:16:04,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:04,305 INFO L85 PathProgramCache]: Analyzing trace with hash 395495126, now seen corresponding path program 1 times [2021-11-25 20:16:04,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:04,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570191870] [2021-11-25 20:16:04,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:04,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 20:16:04,732 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:04,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570191870] [2021-11-25 20:16:04,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570191870] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:04,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:04,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:16:04,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219961309] [2021-11-25 20:16:04,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:04,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:16:04,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:04,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:16:04,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:16:04,738 INFO L87 Difference]: Start difference. First operand 3373 states and 4771 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-11-25 20:16:07,505 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:09,603 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:11,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:14,323 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:20,709 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:16:22,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:16:26,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:26,005 INFO L93 Difference]: Finished difference Result 4404 states and 6135 transitions. [2021-11-25 20:16:26,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-25 20:16:26,006 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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 61 [2021-11-25 20:16:26,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:26,052 INFO L225 Difference]: With dead ends: 4404 [2021-11-25 20:16:26,053 INFO L226 Difference]: Without dead ends: 4402 [2021-11-25 20:16:26,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:16:26,058 INFO L933 BasicCegarLoop]: 3130 mSDtfsCounter, 1811 mSDsluCounter, 10017 mSDsCounter, 0 mSdLazyCounter, 1463 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1812 SdHoareTripleChecker+Valid, 12062 SdHoareTripleChecker+Invalid, 1467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1463 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:26,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1812 Valid, 12062 Invalid, 1467 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1463 Invalid, 3 Unknown, 0 Unchecked, 20.9s Time] [2021-11-25 20:16:26,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4402 states. [2021-11-25 20:16:26,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4402 to 4237. [2021-11-25 20:16:26,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4237 states, 2483 states have (on average 1.2710430930326218) internal successors, (3156), 2633 states have internal predecessors, (3156), 1412 states have call successors, (1412), 308 states have call predecessors, (1412), 307 states have return successors, (1410), 1390 states have call predecessors, (1410), 1410 states have call successors, (1410) [2021-11-25 20:16:26,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 4237 states and 5978 transitions. [2021-11-25 20:16:26,450 INFO L78 Accepts]: Start accepts. Automaton has 4237 states and 5978 transitions. Word has length 61 [2021-11-25 20:16:26,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:26,452 INFO L470 AbstractCegarLoop]: Abstraction has 4237 states and 5978 transitions. [2021-11-25 20:16:26,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-11-25 20:16:26,453 INFO L276 IsEmpty]: Start isEmpty. Operand 4237 states and 5978 transitions. [2021-11-25 20:16:26,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 20:16:26,465 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:26,465 INFO L514 BasicCegarLoop]: trace histogram [4, 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] [2021-11-25 20:16:26,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:16:26,466 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:16:26,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:26,467 INFO L85 PathProgramCache]: Analyzing trace with hash 994155557, now seen corresponding path program 1 times [2021-11-25 20:16:26,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:26,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384111347] [2021-11-25 20:16:26,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:26,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:26,778 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:16:26,778 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:26,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384111347] [2021-11-25 20:16:26,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384111347] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:26,779 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:26,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:16:26,779 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165589734] [2021-11-25 20:16:26,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:26,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:16:26,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:26,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:16:26,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:16:26,782 INFO L87 Difference]: Start difference. First operand 4237 states and 5978 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-25 20:16:29,305 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:31,748 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:33,937 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:38,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:38,856 INFO L93 Difference]: Finished difference Result 6402 states and 8965 transitions. [2021-11-25 20:16:38,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:16:38,857 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 63 [2021-11-25 20:16:38,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:38,908 INFO L225 Difference]: With dead ends: 6402 [2021-11-25 20:16:38,908 INFO L226 Difference]: Without dead ends: 6400 [2021-11-25 20:16:38,913 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:16:38,914 INFO L933 BasicCegarLoop]: 3141 mSDtfsCounter, 1787 mSDsluCounter, 6547 mSDsCounter, 0 mSdLazyCounter, 1103 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1789 SdHoareTripleChecker+Valid, 8965 SdHoareTripleChecker+Invalid, 1105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1103 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:38,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1789 Valid, 8965 Invalid, 1105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1103 Invalid, 1 Unknown, 0 Unchecked, 11.8s Time] [2021-11-25 20:16:38,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6400 states. [2021-11-25 20:16:39,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6400 to 6127. [2021-11-25 20:16:39,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6127 states, 3577 states have (on average 1.2627900475258595) internal successors, (4517), 3791 states have internal predecessors, (4517), 2068 states have call successors, (2068), 448 states have call predecessors, (2068), 447 states have return successors, (2075), 2035 states have call predecessors, (2075), 2066 states have call successors, (2075) [2021-11-25 20:16:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6127 states to 6127 states and 8660 transitions. [2021-11-25 20:16:39,398 INFO L78 Accepts]: Start accepts. Automaton has 6127 states and 8660 transitions. Word has length 63 [2021-11-25 20:16:39,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:39,399 INFO L470 AbstractCegarLoop]: Abstraction has 6127 states and 8660 transitions. [2021-11-25 20:16:39,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-25 20:16:39,400 INFO L276 IsEmpty]: Start isEmpty. Operand 6127 states and 8660 transitions. [2021-11-25 20:16:39,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 20:16:39,402 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:39,402 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:39,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 20:16:39,403 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:16:39,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:39,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1531048386, now seen corresponding path program 1 times [2021-11-25 20:16:39,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:39,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965154029] [2021-11-25 20:16:39,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:39,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:39,982 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:16:39,983 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:39,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965154029] [2021-11-25 20:16:39,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965154029] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:39,983 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:39,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-25 20:16:39,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721245720] [2021-11-25 20:16:39,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:39,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-25 20:16:39,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:39,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-25 20:16:39,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-25 20:16:39,985 INFO L87 Difference]: Start difference. First operand 6127 states and 8660 transitions. Second operand has 12 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 11 states have internal predecessors, (33), 7 states have call successors, (13), 1 states have call predecessors, (13), 3 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2021-11-25 20:16:42,590 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:44,614 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:47,079 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:49,118 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:51,253 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:53,771 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:57,205 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:02,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:21,216 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:25,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:17:25,437 INFO L93 Difference]: Finished difference Result 8318 states and 11679 transitions. [2021-11-25 20:17:25,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-25 20:17:25,437 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 11 states have internal predecessors, (33), 7 states have call successors, (13), 1 states have call predecessors, (13), 3 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) Word has length 66 [2021-11-25 20:17:25,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:17:25,491 INFO L225 Difference]: With dead ends: 8318 [2021-11-25 20:17:25,491 INFO L226 Difference]: Without dead ends: 6206 [2021-11-25 20:17:25,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2021-11-25 20:17:25,506 INFO L933 BasicCegarLoop]: 2682 mSDtfsCounter, 29 mSDsluCounter, 30206 mSDsCounter, 0 mSdLazyCounter, 4573 mSolverCounterSat, 122 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 29289 SdHoareTripleChecker+Invalid, 4701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 4573 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:17:25,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 29289 Invalid, 4701 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [122 Valid, 4573 Invalid, 6 Unknown, 0 Unchecked, 45.0s Time] [2021-11-25 20:17:25,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6206 states. [2021-11-25 20:17:25,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6206 to 6154. [2021-11-25 20:17:25,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6154 states, 3592 states have (on average 1.2616926503340757) internal successors, (4532), 3806 states have internal predecessors, (4532), 2080 states have call successors, (2080), 448 states have call predecessors, (2080), 447 states have return successors, (2087), 2047 states have call predecessors, (2087), 2078 states have call successors, (2087) [2021-11-25 20:17:25,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6154 states to 6154 states and 8699 transitions. [2021-11-25 20:17:25,954 INFO L78 Accepts]: Start accepts. Automaton has 6154 states and 8699 transitions. Word has length 66 [2021-11-25 20:17:25,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:17:25,955 INFO L470 AbstractCegarLoop]: Abstraction has 6154 states and 8699 transitions. [2021-11-25 20:17:25,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 11 states have internal predecessors, (33), 7 states have call successors, (13), 1 states have call predecessors, (13), 3 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2021-11-25 20:17:25,956 INFO L276 IsEmpty]: Start isEmpty. Operand 6154 states and 8699 transitions. [2021-11-25 20:17:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 20:17:25,961 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:17:25,961 INFO L514 BasicCegarLoop]: trace histogram [4, 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] [2021-11-25 20:17:25,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 20:17:25,961 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:17:25,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:17:25,962 INFO L85 PathProgramCache]: Analyzing trace with hash 2057442819, now seen corresponding path program 1 times [2021-11-25 20:17:25,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:17:25,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689482819] [2021-11-25 20:17:25,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:17:25,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:17:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:17:26,238 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:17:26,239 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:17:26,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689482819] [2021-11-25 20:17:26,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689482819] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:17:26,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:17:26,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:17:26,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30277565] [2021-11-25 20:17:26,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:17:26,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:17:26,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:17:26,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:17:26,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:17:26,242 INFO L87 Difference]: Start difference. First operand 6154 states and 8699 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-25 20:17:28,575 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:32,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:38,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:17:38,523 INFO L93 Difference]: Finished difference Result 6319 states and 8853 transitions. [2021-11-25 20:17:38,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:17:38,524 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 68 [2021-11-25 20:17:38,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:17:38,569 INFO L225 Difference]: With dead ends: 6319 [2021-11-25 20:17:38,569 INFO L226 Difference]: Without dead ends: 6317 [2021-11-25 20:17:38,574 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:17:38,575 INFO L933 BasicCegarLoop]: 3141 mSDtfsCounter, 1797 mSDsluCounter, 6545 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1799 SdHoareTripleChecker+Valid, 8955 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:17:38,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1799 Valid, 8955 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1108 Invalid, 1 Unknown, 0 Unchecked, 12.0s Time] [2021-11-25 20:17:38,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6317 states. [2021-11-25 20:17:38,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6317 to 6165. [2021-11-25 20:17:38,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6165 states, 3599 states have (on average 1.261183662128369) internal successors, (4539), 3813 states have internal predecessors, (4539), 2082 states have call successors, (2082), 450 states have call predecessors, (2082), 449 states have return successors, (2089), 2049 states have call predecessors, (2089), 2080 states have call successors, (2089) [2021-11-25 20:17:38,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6165 states to 6165 states and 8710 transitions. [2021-11-25 20:17:38,902 INFO L78 Accepts]: Start accepts. Automaton has 6165 states and 8710 transitions. Word has length 68 [2021-11-25 20:17:38,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:17:38,902 INFO L470 AbstractCegarLoop]: Abstraction has 6165 states and 8710 transitions. [2021-11-25 20:17:38,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-25 20:17:38,903 INFO L276 IsEmpty]: Start isEmpty. Operand 6165 states and 8710 transitions. [2021-11-25 20:17:38,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 20:17:38,904 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:17:38,904 INFO L514 BasicCegarLoop]: trace histogram [4, 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] [2021-11-25 20:17:38,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 20:17:38,905 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:17:38,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:17:38,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1541827601, now seen corresponding path program 1 times [2021-11-25 20:17:38,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:17:38,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902998891] [2021-11-25 20:17:38,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:17:38,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:17:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:17:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:17:39,178 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:17:39,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902998891] [2021-11-25 20:17:39,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902998891] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:17:39,178 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:17:39,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:17:39,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804660516] [2021-11-25 20:17:39,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:17:39,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:17:39,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:17:39,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:17:39,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:17:39,180 INFO L87 Difference]: Start difference. First operand 6165 states and 8710 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-25 20:17:41,487 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:46,144 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:50,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:17:50,078 INFO L93 Difference]: Finished difference Result 6317 states and 8850 transitions. [2021-11-25 20:17:50,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:17:50,079 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 73 [2021-11-25 20:17:50,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:17:50,116 INFO L225 Difference]: With dead ends: 6317 [2021-11-25 20:17:50,116 INFO L226 Difference]: Without dead ends: 6315 [2021-11-25 20:17:50,120 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:17:50,121 INFO L933 BasicCegarLoop]: 3141 mSDtfsCounter, 1794 mSDsluCounter, 6545 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1796 SdHoareTripleChecker+Valid, 8955 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2021-11-25 20:17:50,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1796 Valid, 8955 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1108 Invalid, 1 Unknown, 0 Unchecked, 10.7s Time] [2021-11-25 20:17:50,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6315 states. [2021-11-25 20:17:50,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6315 to 6170. [2021-11-25 20:17:50,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6170 states, 3602 states have (on average 1.2606885063853415) internal successors, (4541), 3816 states have internal predecessors, (4541), 2083 states have call successors, (2083), 451 states have call predecessors, (2083), 450 states have return successors, (2090), 2050 states have call predecessors, (2090), 2081 states have call successors, (2090) [2021-11-25 20:17:50,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6170 states to 6170 states and 8714 transitions. [2021-11-25 20:17:50,458 INFO L78 Accepts]: Start accepts. Automaton has 6170 states and 8714 transitions. Word has length 73 [2021-11-25 20:17:50,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:17:50,458 INFO L470 AbstractCegarLoop]: Abstraction has 6170 states and 8714 transitions. [2021-11-25 20:17:50,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-25 20:17:50,459 INFO L276 IsEmpty]: Start isEmpty. Operand 6170 states and 8714 transitions. [2021-11-25 20:17:50,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 20:17:50,460 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:17:50,460 INFO L514 BasicCegarLoop]: trace histogram [4, 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] [2021-11-25 20:17:50,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 20:17:50,461 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:17:50,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:17:50,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1919995825, now seen corresponding path program 1 times [2021-11-25 20:17:50,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:17:50,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932167138] [2021-11-25 20:17:50,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:17:50,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:17:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:17:50,755 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:17:50,755 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:17:50,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932167138] [2021-11-25 20:17:50,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932167138] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:17:50,756 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:17:50,756 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:17:50,756 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983286644] [2021-11-25 20:17:50,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:17:50,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:17:50,757 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:17:50,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:17:50,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:17:50,758 INFO L87 Difference]: Start difference. First operand 6170 states and 8714 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-25 20:17:53,126 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:56,312 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:59,345 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:18:03,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:18:03,091 INFO L93 Difference]: Finished difference Result 6315 states and 8847 transitions. [2021-11-25 20:18:03,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:18:03,092 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 78 [2021-11-25 20:18:03,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:18:03,126 INFO L225 Difference]: With dead ends: 6315 [2021-11-25 20:18:03,126 INFO L226 Difference]: Without dead ends: 6313 [2021-11-25 20:18:03,131 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:18:03,132 INFO L933 BasicCegarLoop]: 3141 mSDtfsCounter, 1791 mSDsluCounter, 6545 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1793 SdHoareTripleChecker+Valid, 8955 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:18:03,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1793 Valid, 8955 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1108 Invalid, 1 Unknown, 0 Unchecked, 12.1s Time] [2021-11-25 20:18:03,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6313 states. [2021-11-25 20:18:03,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6313 to 6175. [2021-11-25 20:18:03,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6175 states, 3605 states have (on average 1.2601941747572816) internal successors, (4543), 3819 states have internal predecessors, (4543), 2084 states have call successors, (2084), 452 states have call predecessors, (2084), 451 states have return successors, (2091), 2051 states have call predecessors, (2091), 2082 states have call successors, (2091) [2021-11-25 20:18:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6175 states to 6175 states and 8718 transitions. [2021-11-25 20:18:03,497 INFO L78 Accepts]: Start accepts. Automaton has 6175 states and 8718 transitions. Word has length 78 [2021-11-25 20:18:03,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:18:03,499 INFO L470 AbstractCegarLoop]: Abstraction has 6175 states and 8718 transitions. [2021-11-25 20:18:03,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-25 20:18:03,499 INFO L276 IsEmpty]: Start isEmpty. Operand 6175 states and 8718 transitions. [2021-11-25 20:18:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 20:18:03,508 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:18:03,508 INFO L514 BasicCegarLoop]: trace histogram [4, 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] [2021-11-25 20:18:03,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 20:18:03,509 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:18:03,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:18:03,510 INFO L85 PathProgramCache]: Analyzing trace with hash 460891415, now seen corresponding path program 1 times [2021-11-25 20:18:03,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:18:03,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214678030] [2021-11-25 20:18:03,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:18:03,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:18:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:18:03,791 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:18:03,791 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:18:03,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214678030] [2021-11-25 20:18:03,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214678030] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:18:03,792 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:18:03,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:18:03,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945086783] [2021-11-25 20:18:03,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:18:03,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:18:03,794 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:18:03,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:18:03,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:18:03,795 INFO L87 Difference]: Start difference. First operand 6175 states and 8718 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:18:06,129 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:18:10,835 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:18:14,961 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:18:17,126 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:18:20,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:18:20,189 INFO L93 Difference]: Finished difference Result 6313 states and 8844 transitions. [2021-11-25 20:18:20,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:18:20,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 83 [2021-11-25 20:18:20,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:18:20,223 INFO L225 Difference]: With dead ends: 6313 [2021-11-25 20:18:20,224 INFO L226 Difference]: Without dead ends: 6311 [2021-11-25 20:18:20,229 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:18:20,230 INFO L933 BasicCegarLoop]: 3141 mSDtfsCounter, 1788 mSDsluCounter, 6544 mSDsCounter, 0 mSdLazyCounter, 1104 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1790 SdHoareTripleChecker+Valid, 8955 SdHoareTripleChecker+Invalid, 1109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1104 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:18:20,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1790 Valid, 8955 Invalid, 1109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1104 Invalid, 4 Unknown, 0 Unchecked, 16.2s Time] [2021-11-25 20:18:20,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6311 states. [2021-11-25 20:18:20,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6311 to 6180. [2021-11-25 20:18:20,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6180 states, 3608 states have (on average 1.2597006651884701) internal successors, (4545), 3822 states have internal predecessors, (4545), 2085 states have call successors, (2085), 453 states have call predecessors, (2085), 452 states have return successors, (2092), 2052 states have call predecessors, (2092), 2083 states have call successors, (2092) [2021-11-25 20:18:20,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6180 states to 6180 states and 8722 transitions. [2021-11-25 20:18:20,711 INFO L78 Accepts]: Start accepts. Automaton has 6180 states and 8722 transitions. Word has length 83 [2021-11-25 20:18:20,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:18:20,711 INFO L470 AbstractCegarLoop]: Abstraction has 6180 states and 8722 transitions. [2021-11-25 20:18:20,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-25 20:18:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 6180 states and 8722 transitions. [2021-11-25 20:18:20,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-25 20:18:20,714 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:18:20,714 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 20:18:20,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 20:18:20,715 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:18:20,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:18:20,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1814760651, now seen corresponding path program 1 times [2021-11-25 20:18:20,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:18:20,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697406913] [2021-11-25 20:18:20,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:18:20,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:18:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:18:20,947 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-25 20:18:20,947 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:18:20,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697406913] [2021-11-25 20:18:20,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697406913] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:18:20,947 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:18:20,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:18:20,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284171522] [2021-11-25 20:18:20,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:18:20,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:18:20,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:18:20,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:18:20,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:18:20,950 INFO L87 Difference]: Start difference. First operand 6180 states and 8722 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-25 20:18:25,069 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:18:26,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:18:26,375 INFO L93 Difference]: Finished difference Result 12335 states and 17412 transitions. [2021-11-25 20:18:26,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:18:26,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 101 [2021-11-25 20:18:26,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:18:26,407 INFO L225 Difference]: With dead ends: 12335 [2021-11-25 20:18:26,408 INFO L226 Difference]: Without dead ends: 6175 [2021-11-25 20:18:26,440 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:18:26,441 INFO L933 BasicCegarLoop]: 2701 mSDtfsCounter, 3048 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 364 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3050 SdHoareTripleChecker+Valid, 2703 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 364 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:18:26,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3050 Valid, 2703 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 364 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2021-11-25 20:18:26,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6175 states. [2021-11-25 20:18:26,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6175 to 6172. [2021-11-25 20:18:26,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6172 states, 3601 states have (on average 1.2585392946403777) internal successors, (4532), 3814 states have internal predecessors, (4532), 2085 states have call successors, (2085), 453 states have call predecessors, (2085), 452 states have return successors, (2092), 2052 states have call predecessors, (2092), 2083 states have call successors, (2092) [2021-11-25 20:18:26,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6172 states to 6172 states and 8709 transitions. [2021-11-25 20:18:26,863 INFO L78 Accepts]: Start accepts. Automaton has 6172 states and 8709 transitions. Word has length 101 [2021-11-25 20:18:26,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:18:26,864 INFO L470 AbstractCegarLoop]: Abstraction has 6172 states and 8709 transitions. [2021-11-25 20:18:26,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-25 20:18:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 6172 states and 8709 transitions. [2021-11-25 20:18:26,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 20:18:26,867 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:18:26,867 INFO L514 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1] [2021-11-25 20:18:26,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-25 20:18:26,868 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:18:26,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:18:26,868 INFO L85 PathProgramCache]: Analyzing trace with hash -2075100316, now seen corresponding path program 1 times [2021-11-25 20:18:26,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:18:26,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008597937] [2021-11-25 20:18:26,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:18:26,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:18:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:18:27,094 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:18:27,095 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:18:27,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008597937] [2021-11-25 20:18:27,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008597937] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:18:27,096 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:18:27,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:18:27,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603541658] [2021-11-25 20:18:27,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:18:27,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:18:27,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:18:27,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:18:27,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:18:27,098 INFO L87 Difference]: Start difference. First operand 6172 states and 8709 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, (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) [2021-11-25 20:18:31,220 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:18:36,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:18:36,136 INFO L93 Difference]: Finished difference Result 7091 states and 9943 transitions. [2021-11-25 20:18:36,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:18:36,137 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, (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 88 [2021-11-25 20:18:36,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:18:36,172 INFO L225 Difference]: With dead ends: 7091 [2021-11-25 20:18:36,173 INFO L226 Difference]: Without dead ends: 7089 [2021-11-25 20:18:36,177 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:18:36,178 INFO L933 BasicCegarLoop]: 3617 mSDtfsCounter, 3021 mSDsluCounter, 5276 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3023 SdHoareTripleChecker+Valid, 8345 SdHoareTripleChecker+Invalid, 990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:18:36,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3023 Valid, 8345 Invalid, 990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2021-11-25 20:18:36,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7089 states. [2021-11-25 20:18:36,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7089 to 6956. [2021-11-25 20:18:36,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6956 states, 4053 states have (on average 1.2566000493461633) internal successors, (5093), 4290 states have internal predecessors, (5093), 2358 states have call successors, (2358), 512 states have call predecessors, (2358), 511 states have return successors, (2365), 2322 states have call predecessors, (2365), 2356 states have call successors, (2365) [2021-11-25 20:18:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6956 states to 6956 states and 9816 transitions. [2021-11-25 20:18:36,589 INFO L78 Accepts]: Start accepts. Automaton has 6956 states and 9816 transitions. Word has length 88 [2021-11-25 20:18:36,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:18:36,590 INFO L470 AbstractCegarLoop]: Abstraction has 6956 states and 9816 transitions. [2021-11-25 20:18:36,591 INFO L471 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, (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) [2021-11-25 20:18:36,591 INFO L276 IsEmpty]: Start isEmpty. Operand 6956 states and 9816 transitions. [2021-11-25 20:18:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-25 20:18:36,593 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:18:36,594 INFO L514 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:18:36,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-25 20:18:36,594 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:18:36,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:18:36,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1811506112, now seen corresponding path program 1 times [2021-11-25 20:18:36,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:18:36,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697594793] [2021-11-25 20:18:36,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:18:36,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:18:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:18:36,861 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:18:36,862 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:18:36,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697594793] [2021-11-25 20:18:36,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697594793] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:18:36,862 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:18:36,862 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:18:36,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810951262] [2021-11-25 20:18:36,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:18:36,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:18:36,863 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:18:36,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:18:36,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:18:36,865 INFO L87 Difference]: Start difference. First operand 6956 states and 9816 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, (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) [2021-11-25 20:18:39,148 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:18:49,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:18:49,706 INFO L93 Difference]: Finished difference Result 7085 states and 9934 transitions. [2021-11-25 20:18:49,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:18:49,707 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, (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 93 [2021-11-25 20:18:49,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:18:49,747 INFO L225 Difference]: With dead ends: 7085 [2021-11-25 20:18:49,747 INFO L226 Difference]: Without dead ends: 7083 [2021-11-25 20:18:49,753 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:18:49,754 INFO L933 BasicCegarLoop]: 3137 mSDtfsCounter, 1779 mSDsluCounter, 6536 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1781 SdHoareTripleChecker+Valid, 8942 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:18:49,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1781 Valid, 8942 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1108 Invalid, 1 Unknown, 0 Unchecked, 12.6s Time] [2021-11-25 20:18:49,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7083 states. [2021-11-25 20:18:50,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7083 to 6966. [2021-11-25 20:18:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6966 states, 4059 states have (on average 1.2562207440256221) internal successors, (5099), 4296 states have internal predecessors, (5099), 2360 states have call successors, (2360), 514 states have call predecessors, (2360), 513 states have return successors, (2367), 2324 states have call predecessors, (2367), 2358 states have call successors, (2367) [2021-11-25 20:18:50,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6966 states to 6966 states and 9826 transitions. [2021-11-25 20:18:50,244 INFO L78 Accepts]: Start accepts. Automaton has 6966 states and 9826 transitions. Word has length 93 [2021-11-25 20:18:50,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:18:50,245 INFO L470 AbstractCegarLoop]: Abstraction has 6966 states and 9826 transitions. [2021-11-25 20:18:50,245 INFO L471 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, (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) [2021-11-25 20:18:50,245 INFO L276 IsEmpty]: Start isEmpty. Operand 6966 states and 9826 transitions. [2021-11-25 20:18:50,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-25 20:18:50,247 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:18:50,248 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:18:50,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-25 20:18:50,248 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:18:50,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:18:50,249 INFO L85 PathProgramCache]: Analyzing trace with hash 2140840658, now seen corresponding path program 1 times [2021-11-25 20:18:50,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:18:50,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191743493] [2021-11-25 20:18:50,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:18:50,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:18:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:18:50,567 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-25 20:18:50,567 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:18:50,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191743493] [2021-11-25 20:18:50,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191743493] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:18:50,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1787041254] [2021-11-25 20:18:50,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:18:50,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:18:50,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:18:50,575 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:18:50,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 20:18:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:18:51,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 3117 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 20:18:51,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:18:52,313 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-25 20:18:52,314 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:18:52,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1787041254] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:18:52,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:18:52,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2021-11-25 20:18:52,315 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010706295] [2021-11-25 20:18:52,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:18:52,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:18:52,316 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:18:52,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:18:52,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:18:52,317 INFO L87 Difference]: Start difference. First operand 6966 states and 9826 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 20:18:54,633 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:18:58,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:18:58,638 INFO L93 Difference]: Finished difference Result 14131 states and 19892 transitions. [2021-11-25 20:18:58,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:18:58,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 109 [2021-11-25 20:18:58,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:18:58,675 INFO L225 Difference]: With dead ends: 14131 [2021-11-25 20:18:58,675 INFO L226 Difference]: Without dead ends: 7185 [2021-11-25 20:18:58,716 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-25 20:18:58,716 INFO L933 BasicCegarLoop]: 2788 mSDtfsCounter, 2692 mSDsluCounter, 617 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2692 SdHoareTripleChecker+Valid, 3308 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:18:58,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2692 Valid, 3308 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 477 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2021-11-25 20:18:58,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7185 states. [2021-11-25 20:18:59,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7185 to 7179. [2021-11-25 20:18:59,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7179 states, 4183 states have (on average 1.2541238345684915) internal successors, (5246), 4427 states have internal predecessors, (5246), 2414 states have call successors, (2414), 550 states have call predecessors, (2414), 548 states have return successors, (2421), 2376 states have call predecessors, (2421), 2412 states have call successors, (2421) [2021-11-25 20:18:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7179 states to 7179 states and 10081 transitions. [2021-11-25 20:18:59,209 INFO L78 Accepts]: Start accepts. Automaton has 7179 states and 10081 transitions. Word has length 109 [2021-11-25 20:18:59,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:18:59,210 INFO L470 AbstractCegarLoop]: Abstraction has 7179 states and 10081 transitions. [2021-11-25 20:18:59,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-25 20:18:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 7179 states and 10081 transitions. [2021-11-25 20:18:59,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 20:18:59,212 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:18:59,213 INFO L514 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:18:59,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 20:18:59,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:18:59,439 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:18:59,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:18:59,440 INFO L85 PathProgramCache]: Analyzing trace with hash 2139802362, now seen corresponding path program 1 times [2021-11-25 20:18:59,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:18:59,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13611438] [2021-11-25 20:18:59,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:18:59,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:18:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:18:59,658 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:18:59,658 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:18:59,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13611438] [2021-11-25 20:18:59,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13611438] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:18:59,659 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:18:59,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:18:59,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845312945] [2021-11-25 20:18:59,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:18:59,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:18:59,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:18:59,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:18:59,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:18:59,661 INFO L87 Difference]: Start difference. First operand 7179 states and 10081 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, (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) [2021-11-25 20:19:02,001 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:19:04,766 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:19:08,055 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:19:11,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:19:13,982 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:19:16,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:19:17,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:17,350 INFO L93 Difference]: Finished difference Result 7294 states and 10185 transitions. [2021-11-25 20:19:17,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:19:17,351 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, (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 98 [2021-11-25 20:19:17,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:17,384 INFO L225 Difference]: With dead ends: 7294 [2021-11-25 20:19:17,384 INFO L226 Difference]: Without dead ends: 7292 [2021-11-25 20:19:17,390 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:19:17,391 INFO L933 BasicCegarLoop]: 3138 mSDtfsCounter, 1779 mSDsluCounter, 6531 mSDsCounter, 0 mSdLazyCounter, 1104 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1781 SdHoareTripleChecker+Valid, 8940 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1104 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:17,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1781 Valid, 8940 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1104 Invalid, 3 Unknown, 0 Unchecked, 17.3s Time] [2021-11-25 20:19:17,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7292 states. [2021-11-25 20:19:17,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7292 to 7186. [2021-11-25 20:19:17,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7186 states, 4188 states have (on average 1.2538204393505252) internal successors, (5251), 4432 states have internal predecessors, (5251), 2415 states have call successors, (2415), 551 states have call predecessors, (2415), 549 states have return successors, (2422), 2377 states have call predecessors, (2422), 2413 states have call successors, (2422) [2021-11-25 20:19:17,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7186 states to 7186 states and 10088 transitions. [2021-11-25 20:19:17,925 INFO L78 Accepts]: Start accepts. Automaton has 7186 states and 10088 transitions. Word has length 98 [2021-11-25 20:19:17,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:17,925 INFO L470 AbstractCegarLoop]: Abstraction has 7186 states and 10088 transitions. [2021-11-25 20:19:17,926 INFO L471 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, (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) [2021-11-25 20:19:17,926 INFO L276 IsEmpty]: Start isEmpty. Operand 7186 states and 10088 transitions. [2021-11-25 20:19:17,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 20:19:17,928 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:17,929 INFO L514 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:17,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-25 20:19:17,929 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:19:17,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:17,930 INFO L85 PathProgramCache]: Analyzing trace with hash -939123107, now seen corresponding path program 1 times [2021-11-25 20:19:17,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:17,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041154562] [2021-11-25 20:19:17,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:17,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:19:18,163 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:18,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041154562] [2021-11-25 20:19:18,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041154562] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:18,164 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:18,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:19:18,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914269892] [2021-11-25 20:19:18,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:18,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:19:18,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:18,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:19:18,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:19:18,167 INFO L87 Difference]: Start difference. First operand 7186 states and 10088 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-25 20:19:21,135 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:19:25,542 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:19:26,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:26,373 INFO L93 Difference]: Finished difference Result 7186 states and 10088 transitions. [2021-11-25 20:19:26,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:19:26,374 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 100 [2021-11-25 20:19:26,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:26,402 INFO L225 Difference]: With dead ends: 7186 [2021-11-25 20:19:26,402 INFO L226 Difference]: Without dead ends: 7184 [2021-11-25 20:19:26,408 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:19:26,409 INFO L933 BasicCegarLoop]: 2694 mSDtfsCounter, 3025 mSDsluCounter, 3057 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3027 SdHoareTripleChecker+Valid, 5388 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:26,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3027 Valid, 5388 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2021-11-25 20:19:26,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7184 states. [2021-11-25 20:19:26,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7184 to 7184. [2021-11-25 20:19:26,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7184 states, 4187 states have (on average 1.2529257224743253) internal successors, (5246), 4430 states have internal predecessors, (5246), 2415 states have call successors, (2415), 551 states have call predecessors, (2415), 549 states have return successors, (2422), 2377 states have call predecessors, (2422), 2413 states have call successors, (2422) [2021-11-25 20:19:26,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7184 states to 7184 states and 10083 transitions. [2021-11-25 20:19:26,912 INFO L78 Accepts]: Start accepts. Automaton has 7184 states and 10083 transitions. Word has length 100 [2021-11-25 20:19:26,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:26,913 INFO L470 AbstractCegarLoop]: Abstraction has 7184 states and 10083 transitions. [2021-11-25 20:19:26,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-25 20:19:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 7184 states and 10083 transitions. [2021-11-25 20:19:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-25 20:19:26,916 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:26,916 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 7, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:26,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-25 20:19:26,917 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:19:26,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:26,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1974623645, now seen corresponding path program 1 times [2021-11-25 20:19:26,918 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:26,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569549130] [2021-11-25 20:19:26,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:26,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:27,612 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-25 20:19:27,612 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:27,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569549130] [2021-11-25 20:19:27,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569549130] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:19:27,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738355886] [2021-11-25 20:19:27,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:27,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:19:27,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:19:27,629 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:19:27,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 20:19:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:29,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 3108 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-25 20:19:29,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:19:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-25 20:19:29,876 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:19:29,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738355886] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:29,876 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:19:29,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 7 [2021-11-25 20:19:29,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193890737] [2021-11-25 20:19:29,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:29,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 20:19:29,877 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:29,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 20:19:29,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:19:29,879 INFO L87 Difference]: Start difference. First operand 7184 states and 10083 transitions. Second operand has 7 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-25 20:19:32,593 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:19:36,023 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:19:51,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:19:51,387 INFO L93 Difference]: Finished difference Result 9052 states and 12686 transitions. [2021-11-25 20:19:51,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-25 20:19:51,387 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) Word has length 108 [2021-11-25 20:19:51,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:19:51,417 INFO L225 Difference]: With dead ends: 9052 [2021-11-25 20:19:51,418 INFO L226 Difference]: Without dead ends: 7265 [2021-11-25 20:19:51,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-25 20:19:51,432 INFO L933 BasicCegarLoop]: 2702 mSDtfsCounter, 35 mSDsluCounter, 15138 mSDsCounter, 0 mSdLazyCounter, 2500 mSolverCounterSat, 76 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 16040 SdHoareTripleChecker+Invalid, 2577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 2500 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:19:51,433 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 16040 Invalid, 2577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 2500 Invalid, 1 Unknown, 0 Unchecked, 21.0s Time] [2021-11-25 20:19:51,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7265 states. [2021-11-25 20:19:51,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7265 to 7186. [2021-11-25 20:19:51,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7186 states, 4189 states have (on average 1.2528049653855335) internal successors, (5248), 4432 states have internal predecessors, (5248), 2415 states have call successors, (2415), 551 states have call predecessors, (2415), 549 states have return successors, (2422), 2377 states have call predecessors, (2422), 2413 states have call successors, (2422) [2021-11-25 20:19:51,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7186 states to 7186 states and 10085 transitions. [2021-11-25 20:19:51,934 INFO L78 Accepts]: Start accepts. Automaton has 7186 states and 10085 transitions. Word has length 108 [2021-11-25 20:19:51,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:19:51,935 INFO L470 AbstractCegarLoop]: Abstraction has 7186 states and 10085 transitions. [2021-11-25 20:19:51,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-25 20:19:51,935 INFO L276 IsEmpty]: Start isEmpty. Operand 7186 states and 10085 transitions. [2021-11-25 20:19:51,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 20:19:51,937 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:19:51,937 INFO L514 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:19:51,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 20:19:52,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-25 20:19:52,151 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:19:52,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:19:52,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1123668968, now seen corresponding path program 1 times [2021-11-25 20:19:52,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:19:52,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149870484] [2021-11-25 20:19:52,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:19:52,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:19:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:19:52,398 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:19:52,398 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:19:52,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149870484] [2021-11-25 20:19:52,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149870484] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:19:52,399 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:19:52,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:19:52,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601600792] [2021-11-25 20:19:52,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:19:52,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:19:52,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:19:52,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:19:52,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:19:52,402 INFO L87 Difference]: Start difference. First operand 7186 states and 10085 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 20:19:54,955 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:19:57,205 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:20:01,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:20:01,922 INFO L93 Difference]: Finished difference Result 7186 states and 10085 transitions. [2021-11-25 20:20:01,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:20:01,922 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 105 [2021-11-25 20:20:01,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:20:01,952 INFO L225 Difference]: With dead ends: 7186 [2021-11-25 20:20:01,952 INFO L226 Difference]: Without dead ends: 7184 [2021-11-25 20:20:01,958 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:20:01,959 INFO L933 BasicCegarLoop]: 2692 mSDtfsCounter, 3024 mSDsluCounter, 3055 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3026 SdHoareTripleChecker+Valid, 5384 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2021-11-25 20:20:01,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3026 Valid, 5384 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 728 Invalid, 1 Unknown, 0 Unchecked, 9.2s Time] [2021-11-25 20:20:01,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7184 states. [2021-11-25 20:20:02,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7184 to 7184. [2021-11-25 20:20:02,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7184 states, 4188 states have (on average 1.2521489971346704) internal successors, (5244), 4430 states have internal predecessors, (5244), 2415 states have call successors, (2415), 551 states have call predecessors, (2415), 549 states have return successors, (2422), 2377 states have call predecessors, (2422), 2413 states have call successors, (2422) [2021-11-25 20:20:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7184 states to 7184 states and 10081 transitions. [2021-11-25 20:20:02,423 INFO L78 Accepts]: Start accepts. Automaton has 7184 states and 10081 transitions. Word has length 105 [2021-11-25 20:20:02,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:20:02,424 INFO L470 AbstractCegarLoop]: Abstraction has 7184 states and 10081 transitions. [2021-11-25 20:20:02,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 20:20:02,424 INFO L276 IsEmpty]: Start isEmpty. Operand 7184 states and 10081 transitions. [2021-11-25 20:20:02,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 20:20:02,426 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:20:02,426 INFO L514 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:20:02,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-25 20:20:02,427 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:20:02,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:20:02,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1318539542, now seen corresponding path program 1 times [2021-11-25 20:20:02,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:20:02,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003431481] [2021-11-25 20:20:02,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:20:02,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:20:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:20:02,641 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:20:02,642 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:20:02,642 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003431481] [2021-11-25 20:20:02,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003431481] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:20:02,642 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:20:02,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:20:02,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245775717] [2021-11-25 20:20:02,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:20:02,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:20:02,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:20:02,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:20:02,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:20:02,645 INFO L87 Difference]: Start difference. First operand 7184 states and 10081 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-25 20:20:04,939 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:20:13,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:20:13,503 INFO L93 Difference]: Finished difference Result 7286 states and 10172 transitions. [2021-11-25 20:20:13,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:20:13,504 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 110 [2021-11-25 20:20:13,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:20:13,535 INFO L225 Difference]: With dead ends: 7286 [2021-11-25 20:20:13,536 INFO L226 Difference]: Without dead ends: 7284 [2021-11-25 20:20:13,541 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:20:13,542 INFO L933 BasicCegarLoop]: 3141 mSDtfsCounter, 1763 mSDsluCounter, 6537 mSDsCounter, 0 mSdLazyCounter, 1110 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1765 SdHoareTripleChecker+Valid, 8946 SdHoareTripleChecker+Invalid, 1112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1110 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:20:13,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1765 Valid, 8946 Invalid, 1112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1110 Invalid, 1 Unknown, 0 Unchecked, 10.5s Time] [2021-11-25 20:20:13,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7284 states. [2021-11-25 20:20:13,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7284 to 7194. [2021-11-25 20:20:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7194 states, 4194 states have (on average 1.2515498330948975) internal successors, (5249), 4436 states have internal predecessors, (5249), 2417 states have call successors, (2417), 553 states have call predecessors, (2417), 551 states have return successors, (2424), 2379 states have call predecessors, (2424), 2415 states have call successors, (2424) [2021-11-25 20:20:13,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7194 states to 7194 states and 10090 transitions. [2021-11-25 20:20:13,966 INFO L78 Accepts]: Start accepts. Automaton has 7194 states and 10090 transitions. Word has length 110 [2021-11-25 20:20:13,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:20:13,967 INFO L470 AbstractCegarLoop]: Abstraction has 7194 states and 10090 transitions. [2021-11-25 20:20:13,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-25 20:20:13,967 INFO L276 IsEmpty]: Start isEmpty. Operand 7194 states and 10090 transitions. [2021-11-25 20:20:13,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-25 20:20:13,969 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:20:13,969 INFO L514 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:20:13,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-25 20:20:13,969 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:20:13,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:20:13,970 INFO L85 PathProgramCache]: Analyzing trace with hash -31599274, now seen corresponding path program 1 times [2021-11-25 20:20:13,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:20:13,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096830863] [2021-11-25 20:20:13,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:20:13,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:20:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:20:14,158 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:20:14,158 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:20:14,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096830863] [2021-11-25 20:20:14,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096830863] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:20:14,158 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:20:14,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:20:14,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541996523] [2021-11-25 20:20:14,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:20:14,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:20:14,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:20:14,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:20:14,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:20:14,160 INFO L87 Difference]: Start difference. First operand 7194 states and 10090 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-25 20:20:16,442 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:20:18,502 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:20:21,888 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:20:26,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:20:26,191 INFO L93 Difference]: Finished difference Result 7284 states and 10169 transitions. [2021-11-25 20:20:26,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:20:26,191 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 115 [2021-11-25 20:20:26,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:20:26,209 INFO L225 Difference]: With dead ends: 7284 [2021-11-25 20:20:26,209 INFO L226 Difference]: Without dead ends: 7282 [2021-11-25 20:20:26,211 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:20:26,212 INFO L933 BasicCegarLoop]: 3141 mSDtfsCounter, 1760 mSDsluCounter, 6537 mSDsCounter, 0 mSdLazyCounter, 1110 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1762 SdHoareTripleChecker+Valid, 8946 SdHoareTripleChecker+Invalid, 1112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1110 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:20:26,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1762 Valid, 8946 Invalid, 1112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1110 Invalid, 1 Unknown, 0 Unchecked, 11.6s Time] [2021-11-25 20:20:26,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7282 states. [2021-11-25 20:20:26,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7282 to 7199. [2021-11-25 20:20:26,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7199 states, 4197 states have (on average 1.2511317607815107) internal successors, (5251), 4439 states have internal predecessors, (5251), 2418 states have call successors, (2418), 554 states have call predecessors, (2418), 552 states have return successors, (2425), 2380 states have call predecessors, (2425), 2416 states have call successors, (2425) [2021-11-25 20:20:26,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7199 states to 7199 states and 10094 transitions. [2021-11-25 20:20:26,575 INFO L78 Accepts]: Start accepts. Automaton has 7199 states and 10094 transitions. Word has length 115 [2021-11-25 20:20:26,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:20:26,576 INFO L470 AbstractCegarLoop]: Abstraction has 7199 states and 10094 transitions. [2021-11-25 20:20:26,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-25 20:20:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 7199 states and 10094 transitions. [2021-11-25 20:20:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 20:20:26,578 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:20:26,579 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-25 20:20:26,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-25 20:20:26,579 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:20:26,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:20:26,580 INFO L85 PathProgramCache]: Analyzing trace with hash -118148981, now seen corresponding path program 1 times [2021-11-25 20:20:26,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:20:26,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560171317] [2021-11-25 20:20:26,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:20:26,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:20:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:20:26,897 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-25 20:20:26,897 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:20:26,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560171317] [2021-11-25 20:20:26,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560171317] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:20:26,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821764008] [2021-11-25 20:20:26,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:20:26,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:20:26,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:20:26,899 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:20:26,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 20:20:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:20:28,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 3314 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 20:20:28,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:20:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2021-11-25 20:20:28,724 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 20:20:28,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821764008] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:20:28,725 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 20:20:28,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 7 [2021-11-25 20:20:28,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568513527] [2021-11-25 20:20:28,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:20:28,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-25 20:20:28,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:20:28,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-25 20:20:28,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:20:28,727 INFO L87 Difference]: Start difference. First operand 7199 states and 10094 transitions. Second operand has 7 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 4 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 20:20:31,317 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:20:34,629 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:20:37,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:20:41,853 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:20:47,683 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:20:49,867 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:20:55,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:20:55,343 INFO L93 Difference]: Finished difference Result 16772 states and 24033 transitions. [2021-11-25 20:20:55,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:20:55,344 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 4 states have call predecessors, (20), 2 states have call successors, (20) Word has length 135 [2021-11-25 20:20:55,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:20:55,372 INFO L225 Difference]: With dead ends: 16772 [2021-11-25 20:20:55,372 INFO L226 Difference]: Without dead ends: 9595 [2021-11-25 20:20:55,392 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-25 20:20:55,393 INFO L933 BasicCegarLoop]: 3364 mSDtfsCounter, 293 mSDsluCounter, 18395 mSDsCounter, 0 mSdLazyCounter, 2471 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 19728 SdHoareTripleChecker+Invalid, 2474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2471 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:20:55,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [512 Valid, 19728 Invalid, 2474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2471 Invalid, 3 Unknown, 0 Unchecked, 26.0s Time] [2021-11-25 20:20:55,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9595 states. [2021-11-25 20:20:55,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9595 to 7217. [2021-11-25 20:20:55,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7217 states, 4209 states have (on average 1.250415775718698) internal successors, (5263), 4451 states have internal predecessors, (5263), 2418 states have call successors, (2418), 554 states have call predecessors, (2418), 558 states have return successors, (2455), 2386 states have call predecessors, (2455), 2416 states have call successors, (2455) [2021-11-25 20:20:55,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7217 states to 7217 states and 10136 transitions. [2021-11-25 20:20:55,861 INFO L78 Accepts]: Start accepts. Automaton has 7217 states and 10136 transitions. Word has length 135 [2021-11-25 20:20:55,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:20:55,861 INFO L470 AbstractCegarLoop]: Abstraction has 7217 states and 10136 transitions. [2021-11-25 20:20:55,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 4 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-25 20:20:55,862 INFO L276 IsEmpty]: Start isEmpty. Operand 7217 states and 10136 transitions. [2021-11-25 20:20:55,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 20:20:55,864 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:20:55,864 INFO L514 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:20:55,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-25 20:20:56,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:20:56,065 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:20:56,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:20:56,066 INFO L85 PathProgramCache]: Analyzing trace with hash 241030001, now seen corresponding path program 1 times [2021-11-25 20:20:56,066 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:20:56,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000192690] [2021-11-25 20:20:56,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:20:56,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:20:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:20:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:20:56,298 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:20:56,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000192690] [2021-11-25 20:20:56,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000192690] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:20:56,299 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:20:56,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:20:56,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229879908] [2021-11-25 20:20:56,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:20:56,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:20:56,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:20:56,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:20:56,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:20:56,306 INFO L87 Difference]: Start difference. First operand 7217 states and 10136 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-25 20:20:58,791 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:21:00,388 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:21:02,393 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:21:03,624 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:21:05,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:21:05,807 INFO L93 Difference]: Finished difference Result 7217 states and 10136 transitions. [2021-11-25 20:21:05,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 20:21:05,808 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 120 [2021-11-25 20:21:05,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:21:05,830 INFO L225 Difference]: With dead ends: 7217 [2021-11-25 20:21:05,830 INFO L226 Difference]: Without dead ends: 7215 [2021-11-25 20:21:05,834 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:21:05,835 INFO L933 BasicCegarLoop]: 2690 mSDtfsCounter, 3019 mSDsluCounter, 3053 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3021 SdHoareTripleChecker+Valid, 5380 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:21:05,836 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3021 Valid, 5380 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2021-11-25 20:21:05,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7215 states. [2021-11-25 20:21:06,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7215 to 7215. [2021-11-25 20:21:06,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7215 states, 4208 states have (on average 1.2497623574144487) internal successors, (5259), 4449 states have internal predecessors, (5259), 2418 states have call successors, (2418), 554 states have call predecessors, (2418), 558 states have return successors, (2455), 2386 states have call predecessors, (2455), 2416 states have call successors, (2455) [2021-11-25 20:21:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7215 states to 7215 states and 10132 transitions. [2021-11-25 20:21:06,305 INFO L78 Accepts]: Start accepts. Automaton has 7215 states and 10132 transitions. Word has length 120 [2021-11-25 20:21:06,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:21:06,305 INFO L470 AbstractCegarLoop]: Abstraction has 7215 states and 10132 transitions. [2021-11-25 20:21:06,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-25 20:21:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand 7215 states and 10132 transitions. [2021-11-25 20:21:06,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-25 20:21:06,307 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:21:06,307 INFO L514 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:21:06,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-25 20:21:06,308 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:21:06,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:21:06,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1863672461, now seen corresponding path program 1 times [2021-11-25 20:21:06,308 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:21:06,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433878435] [2021-11-25 20:21:06,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:06,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:21:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:21:06,518 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 20:21:06,519 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:21:06,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433878435] [2021-11-25 20:21:06,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433878435] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:21:06,519 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:21:06,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:21:06,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644238514] [2021-11-25 20:21:06,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:21:06,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:21:06,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:21:06,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:21:06,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:21:06,522 INFO L87 Difference]: Start difference. First operand 7215 states and 10132 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-25 20:21:08,865 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:21:19,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:21:19,436 INFO L93 Difference]: Finished difference Result 7296 states and 10202 transitions. [2021-11-25 20:21:19,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:21:19,436 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 125 [2021-11-25 20:21:19,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:21:19,458 INFO L225 Difference]: With dead ends: 7296 [2021-11-25 20:21:19,458 INFO L226 Difference]: Without dead ends: 7294 [2021-11-25 20:21:19,462 INFO L932 BasicCegarLoop]: 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 [2021-11-25 20:21:19,463 INFO L933 BasicCegarLoop]: 3139 mSDtfsCounter, 1754 mSDsluCounter, 6532 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 8940 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:21:19,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1756 Valid, 8940 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1108 Invalid, 1 Unknown, 0 Unchecked, 12.5s Time] [2021-11-25 20:21:19,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7294 states. [2021-11-25 20:21:19,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7294 to 7225. [2021-11-25 20:21:19,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7225 states, 4214 states have (on average 1.2491694352159468) internal successors, (5264), 4455 states have internal predecessors, (5264), 2420 states have call successors, (2420), 556 states have call predecessors, (2420), 560 states have return successors, (2457), 2388 states have call predecessors, (2457), 2418 states have call successors, (2457) [2021-11-25 20:21:19,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7225 states to 7225 states and 10141 transitions. [2021-11-25 20:21:19,892 INFO L78 Accepts]: Start accepts. Automaton has 7225 states and 10141 transitions. Word has length 125 [2021-11-25 20:21:19,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:21:19,892 INFO L470 AbstractCegarLoop]: Abstraction has 7225 states and 10141 transitions. [2021-11-25 20:21:19,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-25 20:21:19,893 INFO L276 IsEmpty]: Start isEmpty. Operand 7225 states and 10141 transitions. [2021-11-25 20:21:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 20:21:19,894 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:21:19,895 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:21:19,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-25 20:21:19,895 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 33 more)] === [2021-11-25 20:21:19,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:21:19,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1257038580, now seen corresponding path program 1 times [2021-11-25 20:21:19,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:21:19,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301204563] [2021-11-25 20:21:19,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:19,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:21:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:21:21,187 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-25 20:21:21,188 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:21:21,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301204563] [2021-11-25 20:21:21,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301204563] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 20:21:21,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581794924] [2021-11-25 20:21:21,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:21:21,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 20:21:21,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:21:21,191 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 20:21:21,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eedfa308-dbcd-4aca-bea7-ff798043f68d/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-25 20:21:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:21:23,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 3363 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 20:21:23,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 20:21:23,772 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 124 proven. 2 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-25 20:21:23,772 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 20:21:24,649 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-25 20:21:24,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581794924] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 20:21:24,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1346875970] [2021-11-25 20:21:24,695 INFO L159 IcfgInterpreter]: Started Sifa with 80 locations of interest [2021-11-25 20:21:24,695 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 20:21:24,701 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 20:21:24,707 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 20:21:24,708 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 20:21:29,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2021-11-25 20:21:30,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 20 select indices, 20 select index equivalence classes, 210 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 785 treesize of output 666 [2021-11-25 20:21:30,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-25 20:21:31,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2021-11-25 20:21:31,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2021-11-25 20:21:31,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-25 20:21:32,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 125 treesize of output 103 [2021-11-25 20:21:32,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-25 20:21:32,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-25 20:21:32,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 129 treesize of output 107 [2021-11-25 20:21:33,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-25 20:21:33,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-25 20:21:33,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-25 20:21:59,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:21:59,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:23:06,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:23:06,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:23:23,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-25 20:23:23,230 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-25 20:23:23,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 1272 treesize of output 1270 [2021-11-25 20:23:23,465 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-25 20:23:23,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1267 treesize of output 1267 [2021-11-25 20:23:24,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-25 20:23:24,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 15 treesize of output 1 [2021-11-25 20:23:58,986 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_xmalloc with input of size 544 for LOIs [2021-11-25 20:23:59,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:23:59,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:24:01,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:24:01,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:24:03,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 880 treesize of output 880 [2021-11-25 20:24:04,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 878 treesize of output 874 [2021-11-25 20:24:06,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 880 treesize of output 880 [2021-11-25 20:24:06,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 878 treesize of output 874 [2021-11-25 20:24:10,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 904 treesize of output 904 [2021-11-25 20:24:10,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 902 treesize of output 898 [2021-11-25 20:24:14,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 904 treesize of output 904 [2021-11-25 20:24:14,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 902 treesize of output 898 [2021-11-25 20:24:18,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 904 treesize of output 904 [2021-11-25 20:24:18,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 902 treesize of output 898 [2021-11-25 20:24:22,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 880 treesize of output 880 [2021-11-25 20:24:22,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 878 treesize of output 874 [2021-11-25 20:24:24,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-25 20:24:24,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-25 20:24:24,832 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 3075 for LOIs [2021-11-25 20:25:02,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:03,280 INFO L244 Elim1Store]: Index analysis took 539 ms [2021-11-25 20:25:03,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 219 select indices, 219 select index equivalence classes, 24091 disjoint index pairs (out of 23871 index pairs), introduced 219 new quantified variables, introduced 0 case distinctions, treesize of input 1102 treesize of output 1758 [2021-11-25 20:25:05,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:05,653 INFO L244 Elim1Store]: Index analysis took 478 ms [2021-11-25 20:25:05,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 221 select indices, 221 select index equivalence classes, 24310 disjoint index pairs (out of 24310 index pairs), introduced 221 new quantified variables, introduced 0 case distinctions, treesize of input 1112 treesize of output 1769 [2021-11-25 20:25:16,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:16,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:17,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:18,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:19,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:20,650 INFO L244 Elim1Store]: Index analysis took 4430 ms [2021-11-25 20:25:20,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 219 select indices, 219 select index equivalence classes, 24091 disjoint index pairs (out of 23871 index pairs), introduced 219 new quantified variables, introduced 0 case distinctions, treesize of input 1102 treesize of output 1758 [2021-11-25 20:25:22,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:25:22,828 INFO L244 Elim1Store]: Index analysis took 331 ms [2021-11-25 20:25:22,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 221 select indices, 221 select index equivalence classes, 24310 disjoint index pairs (out of 24310 index pairs), introduced 221 new quantified variables, introduced 0 case distinctions, treesize of input 1112 treesize of output 1769 [2021-11-25 20:25:47,789 INFO L244 Elim1Store]: Index analysis took 401 ms [2021-11-25 20:26:33,307 WARN L227 SmtUtils]: Spent 45.47s on a formula simplification. DAG size of input: 2413 DAG size of output: 1317 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:26:33,310 INFO L354 Elim1Store]: treesize reduction 3942, result has 33.3 percent of original size [2021-11-25 20:26:33,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 221 select indices, 221 select index equivalence classes, 24091 disjoint index pairs (out of 24310 index pairs), introduced 221 new quantified variables, introduced 438 case distinctions, treesize of input 1112 treesize of output 2645 [2021-11-25 20:26:36,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 219 select indices, 219 select index equivalence classes, 24091 disjoint index pairs (out of 23871 index pairs), introduced 219 new quantified variables, introduced 0 case distinctions, treesize of input 1102 treesize of output 1758 [2021-11-25 20:26:46,907 INFO L244 Elim1Store]: Index analysis took 372 ms [2021-11-25 20:27:31,834 WARN L227 SmtUtils]: Spent 44.88s on a formula simplification. DAG size of input: 2413 DAG size of output: 1317 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-25 20:27:31,839 INFO L354 Elim1Store]: treesize reduction 3942, result has 33.3 percent of original size [2021-11-25 20:27:31,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 221 select indices, 221 select index equivalence classes, 24091 disjoint index pairs (out of 24310 index pairs), introduced 221 new quantified variables, introduced 438 case distinctions, treesize of input 1112 treesize of output 2645 [2021-11-25 20:27:34,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 219 select indices, 219 select index equivalence classes, 24091 disjoint index pairs (out of 23871 index pairs), introduced 219 new quantified variables, introduced 0 case distinctions, treesize of input 1102 treesize of output 1758