./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS --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 13180db7de3a8489ee06ea96825d5be5d06449dd3c867f58676a7914255b860c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:03:32,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:03:32,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:03:32,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:03:32,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:03:32,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:03:32,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:03:32,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:03:32,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:03:32,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:03:32,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:03:32,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:03:32,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:03:32,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:03:32,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:03:32,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:03:32,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:03:32,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:03:32,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:03:32,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:03:32,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:03:32,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:03:32,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:03:32,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:03:32,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:03:32,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:03:32,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:03:32,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:03:32,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:03:32,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:03:32,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:03:32,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:03:32,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:03:32,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:03:32,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:03:32,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:03:32,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:03:32,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:03:32,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:03:32,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:03:32,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:03:32,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:03:32,163 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:03:32,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:03:32,163 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:03:32,163 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:03:32,164 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:03:32,164 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:03:32,164 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:03:32,165 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:03:32,165 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:03:32,165 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:03:32,165 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:03:32,165 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:03:32,165 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:03:32,166 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:03:32,166 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:03:32,166 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:03:32,166 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:03:32,166 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:03:32,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:03:32,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:03:32,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:03:32,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:03:32,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:03:32,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:03:32,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:03:32,168 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:03:32,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:03:32,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:03:32,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:03:32,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:03:32,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:03:32,169 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:03:32,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:03:32,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:03:32,170 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:03:32,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:03:32,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:03:32,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:03:32,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13180db7de3a8489ee06ea96825d5be5d06449dd3c867f58676a7914255b860c [2022-11-19 07:03:32,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:03:32,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:03:32,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:03:32,490 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:03:32,490 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:03:32,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2022-11-19 07:03:32,573 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/data/d83cf15e8/45e85c72c8b3407488aa2fde6b2cc734/FLAG10bf8c44b [2022-11-19 07:03:33,529 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:03:33,530 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2022-11-19 07:03:33,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/data/d83cf15e8/45e85c72c8b3407488aa2fde6b2cc734/FLAG10bf8c44b [2022-11-19 07:03:33,919 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/data/d83cf15e8/45e85c72c8b3407488aa2fde6b2cc734 [2022-11-19 07:03:33,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:03:33,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:03:33,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:03:33,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:03:33,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:03:33,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:03:33" (1/1) ... [2022-11-19 07:03:33,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa605d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:33, skipping insertion in model container [2022-11-19 07:03:33,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:03:33" (1/1) ... [2022-11-19 07:03:33,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:03:34,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:03:38,455 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400642,400655] [2022-11-19 07:03:38,459 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400787,400800] [2022-11-19 07:03:38,460 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400933,400946] [2022-11-19 07:03:38,461 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401098,401111] [2022-11-19 07:03:38,461 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401256,401269] [2022-11-19 07:03:38,462 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401414,401427] [2022-11-19 07:03:38,462 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401572,401585] [2022-11-19 07:03:38,462 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401732,401745] [2022-11-19 07:03:38,463 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401891,401904] [2022-11-19 07:03:38,463 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402030,402043] [2022-11-19 07:03:38,464 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402172,402185] [2022-11-19 07:03:38,464 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402321,402334] [2022-11-19 07:03:38,465 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402460,402473] [2022-11-19 07:03:38,465 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402615,402628] [2022-11-19 07:03:38,466 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402775,402788] [2022-11-19 07:03:38,466 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402926,402939] [2022-11-19 07:03:38,467 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403077,403090] [2022-11-19 07:03:38,467 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403229,403242] [2022-11-19 07:03:38,468 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403378,403391] [2022-11-19 07:03:38,468 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403526,403539] [2022-11-19 07:03:38,469 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403683,403696] [2022-11-19 07:03:38,469 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403832,403845] [2022-11-19 07:03:38,470 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403988,404001] [2022-11-19 07:03:38,470 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404141,404154] [2022-11-19 07:03:38,471 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404287,404300] [2022-11-19 07:03:38,471 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404430,404443] [2022-11-19 07:03:38,472 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404582,404595] [2022-11-19 07:03:38,472 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404728,404741] [2022-11-19 07:03:38,473 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404873,404886] [2022-11-19 07:03:38,473 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405027,405040] [2022-11-19 07:03:38,473 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405178,405191] [2022-11-19 07:03:38,474 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405333,405346] [2022-11-19 07:03:38,474 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405485,405498] [2022-11-19 07:03:38,475 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405640,405653] [2022-11-19 07:03:38,475 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405804,405817] [2022-11-19 07:03:38,476 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405960,405973] [2022-11-19 07:03:38,476 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406124,406137] [2022-11-19 07:03:38,476 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406266,406279] [2022-11-19 07:03:38,477 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406424,406437] [2022-11-19 07:03:38,477 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406591,406604] [2022-11-19 07:03:38,478 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406750,406763] [2022-11-19 07:03:38,478 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406909,406922] [2022-11-19 07:03:38,479 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407058,407071] [2022-11-19 07:03:38,479 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407205,407218] [2022-11-19 07:03:38,480 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407344,407357] [2022-11-19 07:03:38,480 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407507,407520] [2022-11-19 07:03:38,480 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407673,407686] [2022-11-19 07:03:38,481 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407837,407850] [2022-11-19 07:03:38,481 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408002,408015] [2022-11-19 07:03:38,482 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408167,408180] [2022-11-19 07:03:38,482 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408333,408346] [2022-11-19 07:03:38,483 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408498,408511] [2022-11-19 07:03:38,483 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408665,408678] [2022-11-19 07:03:38,484 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408825,408838] [2022-11-19 07:03:38,484 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408987,409000] [2022-11-19 07:03:38,485 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409146,409159] [2022-11-19 07:03:38,485 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409292,409305] [2022-11-19 07:03:38,486 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409435,409448] [2022-11-19 07:03:38,486 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409579,409592] [2022-11-19 07:03:38,487 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409722,409735] [2022-11-19 07:03:38,487 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409866,409879] [2022-11-19 07:03:38,488 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410007,410020] [2022-11-19 07:03:38,488 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410145,410158] [2022-11-19 07:03:38,488 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410303,410316] [2022-11-19 07:03:38,489 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410462,410475] [2022-11-19 07:03:38,489 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410618,410631] [2022-11-19 07:03:38,490 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410767,410780] [2022-11-19 07:03:38,490 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410919,410932] [2022-11-19 07:03:38,491 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411070,411083] [2022-11-19 07:03:38,491 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411219,411232] [2022-11-19 07:03:38,492 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411371,411384] [2022-11-19 07:03:38,492 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411519,411532] [2022-11-19 07:03:38,492 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411672,411685] [2022-11-19 07:03:38,493 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411823,411836] [2022-11-19 07:03:38,493 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411973,411986] [2022-11-19 07:03:38,494 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412120,412133] [2022-11-19 07:03:38,494 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412271,412284] [2022-11-19 07:03:38,495 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412422,412435] [2022-11-19 07:03:38,495 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412570,412583] [2022-11-19 07:03:38,495 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412736,412749] [2022-11-19 07:03:38,496 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412905,412918] [2022-11-19 07:03:38,496 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413072,413085] [2022-11-19 07:03:38,497 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413240,413253] [2022-11-19 07:03:38,497 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413390,413403] [2022-11-19 07:03:38,498 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413537,413550] [2022-11-19 07:03:38,498 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413698,413711] [2022-11-19 07:03:38,498 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413868,413881] [2022-11-19 07:03:38,499 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[414030,414043] [2022-11-19 07:03:38,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:03:38,541 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:03:38,974 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400642,400655] [2022-11-19 07:03:38,975 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400787,400800] [2022-11-19 07:03:38,976 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400933,400946] [2022-11-19 07:03:38,977 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401098,401111] [2022-11-19 07:03:38,981 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401256,401269] [2022-11-19 07:03:38,982 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401414,401427] [2022-11-19 07:03:38,982 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401572,401585] [2022-11-19 07:03:38,982 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401732,401745] [2022-11-19 07:03:38,983 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401891,401904] [2022-11-19 07:03:38,983 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402030,402043] [2022-11-19 07:03:38,984 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402172,402185] [2022-11-19 07:03:38,984 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402321,402334] [2022-11-19 07:03:38,985 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402460,402473] [2022-11-19 07:03:38,985 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402615,402628] [2022-11-19 07:03:38,985 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402775,402788] [2022-11-19 07:03:38,986 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402926,402939] [2022-11-19 07:03:38,986 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403077,403090] [2022-11-19 07:03:38,987 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403229,403242] [2022-11-19 07:03:38,988 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403378,403391] [2022-11-19 07:03:38,988 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403526,403539] [2022-11-19 07:03:38,988 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403683,403696] [2022-11-19 07:03:38,989 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403832,403845] [2022-11-19 07:03:38,990 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403988,404001] [2022-11-19 07:03:38,990 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404141,404154] [2022-11-19 07:03:38,991 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404287,404300] [2022-11-19 07:03:38,991 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404430,404443] [2022-11-19 07:03:38,992 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404582,404595] [2022-11-19 07:03:38,992 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404728,404741] [2022-11-19 07:03:38,993 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404873,404886] [2022-11-19 07:03:38,994 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405027,405040] [2022-11-19 07:03:38,995 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405178,405191] [2022-11-19 07:03:38,996 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405333,405346] [2022-11-19 07:03:38,996 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405485,405498] [2022-11-19 07:03:38,997 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405640,405653] [2022-11-19 07:03:38,998 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405804,405817] [2022-11-19 07:03:38,998 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405960,405973] [2022-11-19 07:03:38,999 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406124,406137] [2022-11-19 07:03:39,000 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406266,406279] [2022-11-19 07:03:39,000 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406424,406437] [2022-11-19 07:03:39,001 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406591,406604] [2022-11-19 07:03:39,002 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406750,406763] [2022-11-19 07:03:39,002 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406909,406922] [2022-11-19 07:03:39,004 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407058,407071] [2022-11-19 07:03:39,004 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407205,407218] [2022-11-19 07:03:39,005 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407344,407357] [2022-11-19 07:03:39,005 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407507,407520] [2022-11-19 07:03:39,006 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407673,407686] [2022-11-19 07:03:39,006 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407837,407850] [2022-11-19 07:03:39,006 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408002,408015] [2022-11-19 07:03:39,007 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408167,408180] [2022-11-19 07:03:39,007 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408333,408346] [2022-11-19 07:03:39,007 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408498,408511] [2022-11-19 07:03:39,008 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408665,408678] [2022-11-19 07:03:39,008 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408825,408838] [2022-11-19 07:03:39,009 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408987,409000] [2022-11-19 07:03:39,010 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409146,409159] [2022-11-19 07:03:39,013 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409292,409305] [2022-11-19 07:03:39,013 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409435,409448] [2022-11-19 07:03:39,014 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409579,409592] [2022-11-19 07:03:39,014 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409722,409735] [2022-11-19 07:03:39,015 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409866,409879] [2022-11-19 07:03:39,016 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410007,410020] [2022-11-19 07:03:39,017 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410145,410158] [2022-11-19 07:03:39,017 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410303,410316] [2022-11-19 07:03:39,043 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410462,410475] [2022-11-19 07:03:39,044 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410618,410631] [2022-11-19 07:03:39,044 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410767,410780] [2022-11-19 07:03:39,044 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410919,410932] [2022-11-19 07:03:39,045 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411070,411083] [2022-11-19 07:03:39,045 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411219,411232] [2022-11-19 07:03:39,045 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411371,411384] [2022-11-19 07:03:39,045 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411519,411532] [2022-11-19 07:03:39,046 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411672,411685] [2022-11-19 07:03:39,046 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411823,411836] [2022-11-19 07:03:39,046 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411973,411986] [2022-11-19 07:03:39,047 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412120,412133] [2022-11-19 07:03:39,049 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412271,412284] [2022-11-19 07:03:39,050 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412422,412435] [2022-11-19 07:03:39,050 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412570,412583] [2022-11-19 07:03:39,050 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412736,412749] [2022-11-19 07:03:39,051 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412905,412918] [2022-11-19 07:03:39,051 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413072,413085] [2022-11-19 07:03:39,051 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413240,413253] [2022-11-19 07:03:39,052 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413390,413403] [2022-11-19 07:03:39,052 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413537,413550] [2022-11-19 07:03:39,052 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413698,413711] [2022-11-19 07:03:39,053 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413868,413881] [2022-11-19 07:03:39,053 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[414030,414043] [2022-11-19 07:03:39,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:03:39,295 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:03:39,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39 WrapperNode [2022-11-19 07:03:39,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:03:39,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:03:39,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:03:39,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:03:39,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,598 INFO L138 Inliner]: procedures = 616, calls = 1459, calls flagged for inlining = 273, calls inlined = 178, statements flattened = 2632 [2022-11-19 07:03:39,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:03:39,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:03:39,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:03:39,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:03:39,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,782 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:03:39,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:03:39,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:03:39,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:03:39,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (1/1) ... [2022-11-19 07:03:39,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:03:39,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:03:39,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:03:39,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:03:39,916 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-19 07:03:39,916 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-19 07:03:39,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 07:03:39,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 07:03:39,916 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release_net [2022-11-19 07:03:39,916 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release_net [2022-11-19 07:03:39,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 07:03:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 07:03:39,917 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-19 07:03:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-19 07:03:39,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:03:39,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:03:39,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 07:03:39,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 07:03:39,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 07:03:39,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 07:03:39,920 INFO L130 BoogieDeclarations]: Found specification of procedure __nfulnl_send [2022-11-19 07:03:39,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __nfulnl_send [2022-11-19 07:03:39,920 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh [2022-11-19 07:03:39,920 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh [2022-11-19 07:03:39,920 INFO L130 BoogieDeclarations]: Found specification of procedure instance_put [2022-11-19 07:03:39,920 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_put [2022-11-19 07:03:39,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-19 07:03:39,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-19 07:03:39,921 INFO L130 BoogieDeclarations]: Found specification of procedure nf_log_unregister [2022-11-19 07:03:39,921 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_log_unregister [2022-11-19 07:03:39,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 07:03:39,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 07:03:39,921 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 07:03:39,921 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 07:03:39,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 07:03:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 07:03:39,922 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-19 07:03:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-19 07:03:39,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 07:03:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 07:03:39,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-19 07:03:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-19 07:03:39,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:03:39,923 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2022-11-19 07:03:39,923 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2022-11-19 07:03:39,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-19 07:03:39,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-19 07:03:39,923 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-19 07:03:39,923 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-19 07:03:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-19 07:03:39,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-19 07:03:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-19 07:03:39,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-19 07:03:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 07:03:39,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 07:03:39,925 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_subsys_unregister [2022-11-19 07:03:39,925 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_subsys_unregister [2022-11-19 07:03:39,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 07:03:39,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 07:03:39,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:03:39,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 07:03:39,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 07:03:39,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 07:03:39,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 07:03:39,926 INFO L130 BoogieDeclarations]: Found specification of procedure seq_file_net [2022-11-19 07:03:39,926 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_file_net [2022-11-19 07:03:39,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_130 [2022-11-19 07:03:39,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_130 [2022-11-19 07:03:39,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 07:03:39,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 07:03:39,931 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-19 07:03:39,931 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-19 07:03:39,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_138 [2022-11-19 07:03:39,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_138 [2022-11-19 07:03:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 07:03:39,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 07:03:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure instance_lookup_get [2022-11-19 07:03:39,932 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_lookup_get [2022-11-19 07:03:39,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:03:39,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:03:39,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 07:03:39,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 07:03:39,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:03:39,937 INFO L130 BoogieDeclarations]: Found specification of procedure seq_show [2022-11-19 07:03:39,937 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_show [2022-11-19 07:03:39,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 07:03:39,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 07:03:39,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:03:39,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:03:39,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_nfulnl_instance [2022-11-19 07:03:39,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_nfulnl_instance [2022-11-19 07:03:39,939 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-19 07:03:39,939 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-19 07:03:39,939 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-19 07:03:39,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-19 07:03:39,939 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-19 07:03:39,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 07:03:39,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 07:03:39,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 07:03:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 07:03:39,941 INFO L130 BoogieDeclarations]: Found specification of procedure nful_open [2022-11-19 07:03:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure nful_open [2022-11-19 07:03:39,941 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-19 07:03:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-19 07:03:39,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netlink_unregister_notifier [2022-11-19 07:03:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netlink_unregister_notifier [2022-11-19 07:03:39,941 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be32 [2022-11-19 07:03:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be32 [2022-11-19 07:03:39,942 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-19 07:03:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-19 07:03:39,942 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_log_pernet [2022-11-19 07:03:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_log_pernet [2022-11-19 07:03:39,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-19 07:03:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-19 07:03:39,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-11-19 07:03:39,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-11-19 07:03:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_data [2022-11-19 07:03:39,943 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_data [2022-11-19 07:03:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 07:03:39,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 07:03:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:03:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 07:03:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 07:03:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:03:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock_bh [2022-11-19 07:03:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock_bh [2022-11-19 07:03:39,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:03:39,945 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_log_net_exit [2022-11-19 07:03:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_log_net_exit [2022-11-19 07:03:39,945 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-19 07:03:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-19 07:03:39,946 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-19 07:03:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-19 07:03:39,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 07:03:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 07:03:39,946 INFO L130 BoogieDeclarations]: Found specification of procedure __instance_lookup [2022-11-19 07:03:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __instance_lookup [2022-11-19 07:03:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 07:03:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 07:03:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 07:03:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 07:03:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 07:03:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 07:03:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 07:03:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 07:03:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_132 [2022-11-19 07:03:39,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_132 [2022-11-19 07:03:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_139 [2022-11-19 07:03:39,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_139 [2022-11-19 07:03:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure netlink_unregister_notifier [2022-11-19 07:03:39,948 INFO L138 BoogieDeclarations]: Found implementation of procedure netlink_unregister_notifier [2022-11-19 07:03:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-19 07:03:39,948 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-19 07:03:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 07:03:39,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 07:03:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 07:03:39,949 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 07:03:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:03:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 07:03:39,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 07:03:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 07:03:39,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 07:03:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 07:03:39,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 07:03:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-19 07:03:39,950 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-19 07:03:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-19 07:03:39,950 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-19 07:03:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2022-11-19 07:03:39,950 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2022-11-19 07:03:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure __instance_destroy [2022-11-19 07:03:39,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __instance_destroy [2022-11-19 07:03:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 07:03:39,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 07:03:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_nfulnl_instance [2022-11-19 07:03:39,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_nfulnl_instance [2022-11-19 07:03:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 07:03:39,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 07:03:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure instance_hashfn [2022-11-19 07:03:39,952 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_hashfn [2022-11-19 07:03:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:03:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure __nfulnl_flush [2022-11-19 07:03:39,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __nfulnl_flush [2022-11-19 07:03:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure get_next [2022-11-19 07:03:39,952 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next [2022-11-19 07:03:40,623 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:03:40,626 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:03:40,773 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 07:03:42,323 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:03:42,736 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:03:42,737 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:03:42,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:03:42 BoogieIcfgContainer [2022-11-19 07:03:42,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:03:42,744 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:03:42,744 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:03:42,747 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:03:42,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:03:33" (1/3) ... [2022-11-19 07:03:42,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f3c273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:03:42, skipping insertion in model container [2022-11-19 07:03:42,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:03:39" (2/3) ... [2022-11-19 07:03:42,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f3c273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:03:42, skipping insertion in model container [2022-11-19 07:03:42,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:03:42" (3/3) ... [2022-11-19 07:03:42,750 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2022-11-19 07:03:42,770 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:03:42,770 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-11-19 07:03:42,847 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:03:42,853 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4064b2a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:03:42,853 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2022-11-19 07:03:42,860 INFO L276 IsEmpty]: Start isEmpty. Operand has 864 states, 489 states have (on average 1.3251533742331287) internal successors, (648), 545 states have internal predecessors, (648), 260 states have call successors, (260), 84 states have call predecessors, (260), 83 states have return successors, (255), 251 states have call predecessors, (255), 255 states have call successors, (255) [2022-11-19 07:03:42,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-19 07:03:42,870 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:42,871 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:42,872 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:42,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:42,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1334050721, now seen corresponding path program 1 times [2022-11-19 07:03:42,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:42,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875255001] [2022-11-19 07:03:42,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:42,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:43,790 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:43,790 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:43,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875255001] [2022-11-19 07:03:43,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875255001] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:43,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:43,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:43,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377844383] [2022-11-19 07:03:43,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:43,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:43,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:43,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:43,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:43,842 INFO L87 Difference]: Start difference. First operand has 864 states, 489 states have (on average 1.3251533742331287) internal successors, (648), 545 states have internal predecessors, (648), 260 states have call successors, (260), 84 states have call predecessors, (260), 83 states have return successors, (255), 251 states have call predecessors, (255), 255 states have call successors, (255) Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-19 07:03:44,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:44,674 INFO L93 Difference]: Finished difference Result 1708 states and 2388 transitions. [2022-11-19 07:03:44,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:44,677 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 51 [2022-11-19 07:03:44,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:44,703 INFO L225 Difference]: With dead ends: 1708 [2022-11-19 07:03:44,704 INFO L226 Difference]: Without dead ends: 849 [2022-11-19 07:03:44,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:44,723 INFO L413 NwaCegarLoop]: 966 mSDtfsCounter, 1104 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1106 SdHoareTripleChecker+Valid, 1932 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:44,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1106 Valid, 1932 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 07:03:44,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2022-11-19 07:03:44,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 849. [2022-11-19 07:03:44,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 849 states, 482 states have (on average 1.2510373443983402) internal successors, (603), 533 states have internal predecessors, (603), 255 states have call successors, (255), 83 states have call predecessors, (255), 82 states have return successors, (253), 249 states have call predecessors, (253), 253 states have call successors, (253) [2022-11-19 07:03:44,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 849 states and 1111 transitions. [2022-11-19 07:03:44,877 INFO L78 Accepts]: Start accepts. Automaton has 849 states and 1111 transitions. Word has length 51 [2022-11-19 07:03:44,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:44,879 INFO L495 AbstractCegarLoop]: Abstraction has 849 states and 1111 transitions. [2022-11-19 07:03:44,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-19 07:03:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1111 transitions. [2022-11-19 07:03:44,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-19 07:03:44,887 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:44,887 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:44,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:03:44,888 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:44,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:44,890 INFO L85 PathProgramCache]: Analyzing trace with hash -2108156251, now seen corresponding path program 1 times [2022-11-19 07:03:44,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:44,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734266112] [2022-11-19 07:03:44,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:44,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:45,299 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:45,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734266112] [2022-11-19 07:03:45,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734266112] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:45,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:45,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:45,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227831370] [2022-11-19 07:03:45,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:45,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:45,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:45,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:45,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:45,302 INFO L87 Difference]: Start difference. First operand 849 states and 1111 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-19 07:03:46,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:46,202 INFO L93 Difference]: Finished difference Result 849 states and 1111 transitions. [2022-11-19 07:03:46,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:46,203 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 56 [2022-11-19 07:03:46,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:46,208 INFO L225 Difference]: With dead ends: 849 [2022-11-19 07:03:46,208 INFO L226 Difference]: Without dead ends: 847 [2022-11-19 07:03:46,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:46,210 INFO L413 NwaCegarLoop]: 948 mSDtfsCounter, 1084 mSDsluCounter, 948 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:46,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1086 Valid, 1896 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-19 07:03:46,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2022-11-19 07:03:46,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 847. [2022-11-19 07:03:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 847 states, 481 states have (on average 1.2494802494802495) internal successors, (601), 531 states have internal predecessors, (601), 255 states have call successors, (255), 83 states have call predecessors, (255), 82 states have return successors, (253), 249 states have call predecessors, (253), 253 states have call successors, (253) [2022-11-19 07:03:46,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1109 transitions. [2022-11-19 07:03:46,319 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1109 transitions. Word has length 56 [2022-11-19 07:03:46,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:46,319 INFO L495 AbstractCegarLoop]: Abstraction has 847 states and 1109 transitions. [2022-11-19 07:03:46,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-19 07:03:46,320 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1109 transitions. [2022-11-19 07:03:46,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-19 07:03:46,321 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:46,322 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:46,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:03:46,322 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:46,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:46,322 INFO L85 PathProgramCache]: Analyzing trace with hash -596216752, now seen corresponding path program 1 times [2022-11-19 07:03:46,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:46,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54496938] [2022-11-19 07:03:46,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:46,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:46,639 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:46,639 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:46,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54496938] [2022-11-19 07:03:46,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54496938] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:46,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:46,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:46,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863802117] [2022-11-19 07:03:46,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:46,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:46,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:46,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:46,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:46,641 INFO L87 Difference]: Start difference. First operand 847 states and 1109 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 07:03:47,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:47,601 INFO L93 Difference]: Finished difference Result 847 states and 1109 transitions. [2022-11-19 07:03:47,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:47,602 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 61 [2022-11-19 07:03:47,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:47,608 INFO L225 Difference]: With dead ends: 847 [2022-11-19 07:03:47,609 INFO L226 Difference]: Without dead ends: 845 [2022-11-19 07:03:47,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:47,610 INFO L413 NwaCegarLoop]: 946 mSDtfsCounter, 1081 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 1892 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:47,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1083 Valid, 1892 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-19 07:03:47,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2022-11-19 07:03:47,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 845. [2022-11-19 07:03:47,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 845 states, 480 states have (on average 1.2479166666666666) internal successors, (599), 529 states have internal predecessors, (599), 255 states have call successors, (255), 83 states have call predecessors, (255), 82 states have return successors, (253), 249 states have call predecessors, (253), 253 states have call successors, (253) [2022-11-19 07:03:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1107 transitions. [2022-11-19 07:03:47,687 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1107 transitions. Word has length 61 [2022-11-19 07:03:47,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:47,688 INFO L495 AbstractCegarLoop]: Abstraction has 845 states and 1107 transitions. [2022-11-19 07:03:47,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 07:03:47,689 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1107 transitions. [2022-11-19 07:03:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-19 07:03:47,694 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:47,695 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:47,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 07:03:47,696 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:47,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:47,698 INFO L85 PathProgramCache]: Analyzing trace with hash -214400078, now seen corresponding path program 1 times [2022-11-19 07:03:47,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:47,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432113241] [2022-11-19 07:03:47,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:47,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:48,062 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:48,062 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:48,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432113241] [2022-11-19 07:03:48,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432113241] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:48,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:48,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:48,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591196403] [2022-11-19 07:03:48,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:48,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:48,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:48,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:48,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:48,066 INFO L87 Difference]: Start difference. First operand 845 states and 1107 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 07:03:48,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:48,689 INFO L93 Difference]: Finished difference Result 845 states and 1107 transitions. [2022-11-19 07:03:48,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:48,690 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 66 [2022-11-19 07:03:48,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:48,694 INFO L225 Difference]: With dead ends: 845 [2022-11-19 07:03:48,695 INFO L226 Difference]: Without dead ends: 843 [2022-11-19 07:03:48,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:48,696 INFO L413 NwaCegarLoop]: 944 mSDtfsCounter, 1078 mSDsluCounter, 944 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1080 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:48,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1080 Valid, 1888 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-19 07:03:48,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2022-11-19 07:03:48,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 843. [2022-11-19 07:03:48,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 843 states, 479 states have (on average 1.2463465553235908) internal successors, (597), 527 states have internal predecessors, (597), 255 states have call successors, (255), 83 states have call predecessors, (255), 82 states have return successors, (253), 249 states have call predecessors, (253), 253 states have call successors, (253) [2022-11-19 07:03:48,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1105 transitions. [2022-11-19 07:03:48,775 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1105 transitions. Word has length 66 [2022-11-19 07:03:48,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:48,776 INFO L495 AbstractCegarLoop]: Abstraction has 843 states and 1105 transitions. [2022-11-19 07:03:48,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 07:03:48,777 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1105 transitions. [2022-11-19 07:03:48,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-19 07:03:48,779 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:48,779 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 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] [2022-11-19 07:03:48,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:03:48,779 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting nfnl_log_pernetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:48,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:48,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1412452769, now seen corresponding path program 1 times [2022-11-19 07:03:48,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:48,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119491536] [2022-11-19 07:03:48,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:48,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:49,322 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-19 07:03:49,323 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:49,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119491536] [2022-11-19 07:03:49,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119491536] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:49,326 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:49,327 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:03:49,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463926794] [2022-11-19 07:03:49,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:49,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:03:49,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:49,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:03:49,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:49,329 INFO L87 Difference]: Start difference. First operand 843 states and 1105 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-19 07:03:51,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:51,412 INFO L93 Difference]: Finished difference Result 1404 states and 1803 transitions. [2022-11-19 07:03:51,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 07:03:51,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 76 [2022-11-19 07:03:51,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:51,422 INFO L225 Difference]: With dead ends: 1404 [2022-11-19 07:03:51,422 INFO L226 Difference]: Without dead ends: 1402 [2022-11-19 07:03:51,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-19 07:03:51,424 INFO L413 NwaCegarLoop]: 1183 mSDtfsCounter, 687 mSDsluCounter, 2962 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 4145 SdHoareTripleChecker+Invalid, 1034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:51,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [688 Valid, 4145 Invalid, 1034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1033 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-19 07:03:51,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1402 states. [2022-11-19 07:03:51,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1402 to 1231. [2022-11-19 07:03:51,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1231 states, 695 states have (on average 1.2388489208633093) internal successors, (861), 759 states have internal predecessors, (861), 379 states have call successors, (379), 132 states have call predecessors, (379), 130 states have return successors, (379), 364 states have call predecessors, (379), 377 states have call successors, (379) [2022-11-19 07:03:51,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 1619 transitions. [2022-11-19 07:03:51,545 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 1619 transitions. Word has length 76 [2022-11-19 07:03:51,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:51,546 INFO L495 AbstractCegarLoop]: Abstraction has 1231 states and 1619 transitions. [2022-11-19 07:03:51,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-19 07:03:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1619 transitions. [2022-11-19 07:03:51,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-19 07:03:51,547 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:51,548 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:51,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 07:03:51,548 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:51,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:51,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1300426230, now seen corresponding path program 1 times [2022-11-19 07:03:51,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:51,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293834556] [2022-11-19 07:03:51,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:51,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:51,849 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:51,850 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:51,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293834556] [2022-11-19 07:03:51,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293834556] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:51,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:51,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:51,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329776277] [2022-11-19 07:03:51,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:51,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:51,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:51,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:51,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:51,853 INFO L87 Difference]: Start difference. First operand 1231 states and 1619 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 07:03:52,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:52,560 INFO L93 Difference]: Finished difference Result 1231 states and 1619 transitions. [2022-11-19 07:03:52,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:52,561 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 71 [2022-11-19 07:03:52,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:52,569 INFO L225 Difference]: With dead ends: 1231 [2022-11-19 07:03:52,569 INFO L226 Difference]: Without dead ends: 1229 [2022-11-19 07:03:52,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:52,572 INFO L413 NwaCegarLoop]: 942 mSDtfsCounter, 1075 mSDsluCounter, 942 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 1884 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:52,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1077 Valid, 1884 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 07:03:52,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2022-11-19 07:03:52,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1229. [2022-11-19 07:03:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1229 states, 694 states have (on average 1.2377521613832854) internal successors, (859), 757 states have internal predecessors, (859), 379 states have call successors, (379), 132 states have call predecessors, (379), 130 states have return successors, (379), 364 states have call predecessors, (379), 377 states have call successors, (379) [2022-11-19 07:03:52,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1229 states and 1617 transitions. [2022-11-19 07:03:52,711 INFO L78 Accepts]: Start accepts. Automaton has 1229 states and 1617 transitions. Word has length 71 [2022-11-19 07:03:52,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:52,712 INFO L495 AbstractCegarLoop]: Abstraction has 1229 states and 1617 transitions. [2022-11-19 07:03:52,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 07:03:52,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1617 transitions. [2022-11-19 07:03:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-19 07:03:52,715 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:52,715 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:52,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 07:03:52,715 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:52,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:52,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1085979901, now seen corresponding path program 1 times [2022-11-19 07:03:52,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:52,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266535604] [2022-11-19 07:03:52,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:52,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:53,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:53,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266535604] [2022-11-19 07:03:53,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266535604] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:53,007 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:53,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:53,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617573550] [2022-11-19 07:03:53,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:53,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:53,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:53,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:53,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:53,010 INFO L87 Difference]: Start difference. First operand 1229 states and 1617 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-19 07:03:53,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:53,747 INFO L93 Difference]: Finished difference Result 1229 states and 1617 transitions. [2022-11-19 07:03:53,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:53,748 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 76 [2022-11-19 07:03:53,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:53,755 INFO L225 Difference]: With dead ends: 1229 [2022-11-19 07:03:53,756 INFO L226 Difference]: Without dead ends: 1227 [2022-11-19 07:03:53,757 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:53,758 INFO L413 NwaCegarLoop]: 940 mSDtfsCounter, 1072 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1074 SdHoareTripleChecker+Valid, 1880 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:53,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1074 Valid, 1880 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 07:03:53,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2022-11-19 07:03:53,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1227. [2022-11-19 07:03:53,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1227 states, 693 states have (on average 1.2366522366522366) internal successors, (857), 755 states have internal predecessors, (857), 379 states have call successors, (379), 132 states have call predecessors, (379), 130 states have return successors, (379), 364 states have call predecessors, (379), 377 states have call successors, (379) [2022-11-19 07:03:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1615 transitions. [2022-11-19 07:03:53,883 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1615 transitions. Word has length 76 [2022-11-19 07:03:53,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:53,884 INFO L495 AbstractCegarLoop]: Abstraction has 1227 states and 1615 transitions. [2022-11-19 07:03:53,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-19 07:03:53,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1615 transitions. [2022-11-19 07:03:53,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-19 07:03:53,886 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:53,886 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:53,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 07:03:53,886 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:53,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:53,887 INFO L85 PathProgramCache]: Analyzing trace with hash -906964540, now seen corresponding path program 1 times [2022-11-19 07:03:53,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:53,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456849701] [2022-11-19 07:03:53,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:53,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:54,165 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:54,165 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:54,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456849701] [2022-11-19 07:03:54,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456849701] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:54,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:54,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:54,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242387361] [2022-11-19 07:03:54,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:54,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:54,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:54,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:54,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:54,169 INFO L87 Difference]: Start difference. First operand 1227 states and 1615 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 07:03:55,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:55,018 INFO L93 Difference]: Finished difference Result 1227 states and 1615 transitions. [2022-11-19 07:03:55,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:55,019 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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 81 [2022-11-19 07:03:55,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:55,027 INFO L225 Difference]: With dead ends: 1227 [2022-11-19 07:03:55,027 INFO L226 Difference]: Without dead ends: 1225 [2022-11-19 07:03:55,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:55,030 INFO L413 NwaCegarLoop]: 938 mSDtfsCounter, 1069 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1071 SdHoareTripleChecker+Valid, 1876 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:55,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1071 Valid, 1876 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 07:03:55,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1225 states. [2022-11-19 07:03:55,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1225 to 1225. [2022-11-19 07:03:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1225 states, 692 states have (on average 1.2355491329479769) internal successors, (855), 753 states have internal predecessors, (855), 379 states have call successors, (379), 132 states have call predecessors, (379), 130 states have return successors, (379), 364 states have call predecessors, (379), 377 states have call successors, (379) [2022-11-19 07:03:55,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1613 transitions. [2022-11-19 07:03:55,164 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1613 transitions. Word has length 81 [2022-11-19 07:03:55,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:55,166 INFO L495 AbstractCegarLoop]: Abstraction has 1225 states and 1613 transitions. [2022-11-19 07:03:55,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 07:03:55,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1613 transitions. [2022-11-19 07:03:55,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-19 07:03:55,168 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:55,168 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 2, 2, 2, 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] [2022-11-19 07:03:55,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 07:03:55,168 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:55,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:55,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1978070447, now seen corresponding path program 1 times [2022-11-19 07:03:55,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:55,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748074430] [2022-11-19 07:03:55,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:55,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:55,537 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-19 07:03:55,537 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:55,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748074430] [2022-11-19 07:03:55,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748074430] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:55,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:55,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:03:55,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898638723] [2022-11-19 07:03:55,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:55,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:03:55,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:55,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:03:55,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:55,540 INFO L87 Difference]: Start difference. First operand 1225 states and 1613 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-19 07:03:57,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:57,123 INFO L93 Difference]: Finished difference Result 1367 states and 1768 transitions. [2022-11-19 07:03:57,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 07:03:57,124 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 89 [2022-11-19 07:03:57,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:57,132 INFO L225 Difference]: With dead ends: 1367 [2022-11-19 07:03:57,133 INFO L226 Difference]: Without dead ends: 1365 [2022-11-19 07:03:57,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:03:57,135 INFO L413 NwaCegarLoop]: 1037 mSDtfsCounter, 955 mSDsluCounter, 2302 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 957 SdHoareTripleChecker+Valid, 3339 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:57,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [957 Valid, 3339 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-19 07:03:57,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1365 states. [2022-11-19 07:03:57,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1365 to 1353. [2022-11-19 07:03:57,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1353 states, 771 states have (on average 1.2347600518806745) internal successors, (952), 832 states have internal predecessors, (952), 404 states have call successors, (404), 156 states have call predecessors, (404), 154 states have return successors, (404), 389 states have call predecessors, (404), 402 states have call successors, (404) [2022-11-19 07:03:57,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 1760 transitions. [2022-11-19 07:03:57,283 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 1760 transitions. Word has length 89 [2022-11-19 07:03:57,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:57,284 INFO L495 AbstractCegarLoop]: Abstraction has 1353 states and 1760 transitions. [2022-11-19 07:03:57,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-19 07:03:57,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1760 transitions. [2022-11-19 07:03:57,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-19 07:03:57,287 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:57,287 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:57,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-19 07:03:57,287 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:57,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:57,288 INFO L85 PathProgramCache]: Analyzing trace with hash -448272926, now seen corresponding path program 1 times [2022-11-19 07:03:57,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:57,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302551569] [2022-11-19 07:03:57,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:57,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:57,521 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:57,521 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:57,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302551569] [2022-11-19 07:03:57,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302551569] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:57,522 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:57,522 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:57,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112249899] [2022-11-19 07:03:57,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:57,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:57,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:57,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:57,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:57,524 INFO L87 Difference]: Start difference. First operand 1353 states and 1760 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:03:58,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:58,871 INFO L93 Difference]: Finished difference Result 1353 states and 1760 transitions. [2022-11-19 07:03:58,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:58,872 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 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 86 [2022-11-19 07:03:58,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:58,880 INFO L225 Difference]: With dead ends: 1353 [2022-11-19 07:03:58,881 INFO L226 Difference]: Without dead ends: 1351 [2022-11-19 07:03:58,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:58,883 INFO L413 NwaCegarLoop]: 936 mSDtfsCounter, 1070 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 1868 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:58,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1072 Valid, 1868 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-19 07:03:58,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1351 states. [2022-11-19 07:03:59,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1351 to 1351. [2022-11-19 07:03:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1351 states, 770 states have (on average 1.2337662337662338) internal successors, (950), 830 states have internal predecessors, (950), 404 states have call successors, (404), 156 states have call predecessors, (404), 154 states have return successors, (404), 389 states have call predecessors, (404), 402 states have call successors, (404) [2022-11-19 07:03:59,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1351 states and 1758 transitions. [2022-11-19 07:03:59,030 INFO L78 Accepts]: Start accepts. Automaton has 1351 states and 1758 transitions. Word has length 86 [2022-11-19 07:03:59,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:59,030 INFO L495 AbstractCegarLoop]: Abstraction has 1351 states and 1758 transitions. [2022-11-19 07:03:59,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:03:59,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1758 transitions. [2022-11-19 07:03:59,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-19 07:03:59,032 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:59,033 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:59,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-19 07:03:59,033 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:03:59,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:59,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1293418299, now seen corresponding path program 1 times [2022-11-19 07:03:59,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:59,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38575754] [2022-11-19 07:03:59,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:59,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:59,236 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:59,237 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:59,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38575754] [2022-11-19 07:03:59,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38575754] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:59,237 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:59,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:59,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989341021] [2022-11-19 07:03:59,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:59,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:59,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:59,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:59,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:59,240 INFO L87 Difference]: Start difference. First operand 1351 states and 1758 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:03:59,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:59,954 INFO L93 Difference]: Finished difference Result 1351 states and 1758 transitions. [2022-11-19 07:03:59,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:59,955 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 88 [2022-11-19 07:03:59,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:59,963 INFO L225 Difference]: With dead ends: 1351 [2022-11-19 07:03:59,963 INFO L226 Difference]: Without dead ends: 1349 [2022-11-19 07:03:59,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:59,965 INFO L413 NwaCegarLoop]: 934 mSDtfsCounter, 1062 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1064 SdHoareTripleChecker+Valid, 1868 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:59,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1064 Valid, 1868 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-19 07:03:59,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1349 states. [2022-11-19 07:04:00,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1349 to 1349. [2022-11-19 07:04:00,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1349 states, 769 states have (on average 1.2327698309492847) internal successors, (948), 828 states have internal predecessors, (948), 404 states have call successors, (404), 156 states have call predecessors, (404), 154 states have return successors, (404), 389 states have call predecessors, (404), 402 states have call successors, (404) [2022-11-19 07:04:00,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1756 transitions. [2022-11-19 07:04:00,139 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1756 transitions. Word has length 88 [2022-11-19 07:04:00,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:00,140 INFO L495 AbstractCegarLoop]: Abstraction has 1349 states and 1756 transitions. [2022-11-19 07:04:00,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:04:00,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1756 transitions. [2022-11-19 07:04:00,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-19 07:04:00,145 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:04:00,146 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 5, 2, 2, 2, 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] [2022-11-19 07:04:00,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-19 07:04:00,146 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting rcu_read_unlock_bhErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:04:00,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:04:00,147 INFO L85 PathProgramCache]: Analyzing trace with hash -852140892, now seen corresponding path program 1 times [2022-11-19 07:04:00,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:04:00,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934943615] [2022-11-19 07:04:00,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:00,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:04:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:00,481 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-11-19 07:04:00,482 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:04:00,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934943615] [2022-11-19 07:04:00,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934943615] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:04:00,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983633636] [2022-11-19 07:04:00,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:00,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:04:00,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:04:00,486 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:04:00,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:04:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:01,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 1189 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-19 07:04:01,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:04:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-19 07:04:01,237 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:04:01,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1983633636] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:04:01,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:04:01,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2022-11-19 07:04:01,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370877645] [2022-11-19 07:04:01,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:04:01,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:04:01,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:04:01,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:04:01,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-19 07:04:01,257 INFO L87 Difference]: Start difference. First operand 1349 states and 1756 transitions. Second operand has 5 states, 4 states have (on average 11.25) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-19 07:04:02,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:04:02,540 INFO L93 Difference]: Finished difference Result 2620 states and 3396 transitions. [2022-11-19 07:04:02,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:04:02,541 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.25) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 103 [2022-11-19 07:04:02,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:04:02,550 INFO L225 Difference]: With dead ends: 2620 [2022-11-19 07:04:02,550 INFO L226 Difference]: Without dead ends: 1392 [2022-11-19 07:04:02,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:04:02,556 INFO L413 NwaCegarLoop]: 965 mSDtfsCounter, 215 mSDsluCounter, 2566 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 3531 SdHoareTripleChecker+Invalid, 721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:04:02,556 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 3531 Invalid, 721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:04:02,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2022-11-19 07:04:02,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1355. [2022-11-19 07:04:02,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1355 states, 773 states have (on average 1.2315653298835705) internal successors, (952), 832 states have internal predecessors, (952), 406 states have call successors, (406), 156 states have call predecessors, (406), 154 states have return successors, (406), 391 states have call predecessors, (406), 404 states have call successors, (406) [2022-11-19 07:04:02,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1355 states and 1764 transitions. [2022-11-19 07:04:02,718 INFO L78 Accepts]: Start accepts. Automaton has 1355 states and 1764 transitions. Word has length 103 [2022-11-19 07:04:02,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:02,719 INFO L495 AbstractCegarLoop]: Abstraction has 1355 states and 1764 transitions. [2022-11-19 07:04:02,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.25) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-19 07:04:02,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1764 transitions. [2022-11-19 07:04:02,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-19 07:04:02,721 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:04:02,721 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:04:02,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:04:02,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:04:02,936 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:04:02,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:04:02,937 INFO L85 PathProgramCache]: Analyzing trace with hash -2070730634, now seen corresponding path program 1 times [2022-11-19 07:04:02,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:04:02,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050529083] [2022-11-19 07:04:02,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:02,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:04:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:03,174 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:04:03,175 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:04:03,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050529083] [2022-11-19 07:04:03,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050529083] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:04:03,175 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:04:03,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:04:03,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013173450] [2022-11-19 07:04:03,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:04:03,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:04:03,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:04:03,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:04:03,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:04:03,178 INFO L87 Difference]: Start difference. First operand 1355 states and 1764 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:04:04,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:04:04,482 INFO L93 Difference]: Finished difference Result 2048 states and 2599 transitions. [2022-11-19 07:04:04,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:04:04,483 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 93 [2022-11-19 07:04:04,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:04:04,494 INFO L225 Difference]: With dead ends: 2048 [2022-11-19 07:04:04,494 INFO L226 Difference]: Without dead ends: 2046 [2022-11-19 07:04:04,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:04:04,496 INFO L413 NwaCegarLoop]: 1082 mSDtfsCounter, 1061 mSDsluCounter, 1656 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 2738 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:04:04,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1063 Valid, 2738 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:04:04,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2046 states. [2022-11-19 07:04:04,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2046 to 2000. [2022-11-19 07:04:04,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2000 states, 1160 states have (on average 1.2327586206896552) internal successors, (1430), 1228 states have internal predecessors, (1430), 571 states have call successors, (571), 249 states have call predecessors, (571), 247 states have return successors, (571), 554 states have call predecessors, (571), 569 states have call successors, (571) [2022-11-19 07:04:04,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 2000 states and 2572 transitions. [2022-11-19 07:04:04,729 INFO L78 Accepts]: Start accepts. Automaton has 2000 states and 2572 transitions. Word has length 93 [2022-11-19 07:04:04,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:04,729 INFO L495 AbstractCegarLoop]: Abstraction has 2000 states and 2572 transitions. [2022-11-19 07:04:04,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:04:04,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2572 transitions. [2022-11-19 07:04:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-19 07:04:04,732 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:04:04,732 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:04:04,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-19 07:04:04,732 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:04:04,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:04:04,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1204929798, now seen corresponding path program 1 times [2022-11-19 07:04:04,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:04:04,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267231505] [2022-11-19 07:04:04,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:04,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:04:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:04,995 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:04:04,996 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:04:04,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267231505] [2022-11-19 07:04:04,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267231505] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:04:04,996 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:04:04,996 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:04:04,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139009564] [2022-11-19 07:04:04,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:04:04,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:04:04,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:04:04,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:04:04,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:04:05,008 INFO L87 Difference]: Start difference. First operand 2000 states and 2572 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:04:06,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:04:06,129 INFO L93 Difference]: Finished difference Result 2851 states and 3610 transitions. [2022-11-19 07:04:06,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:04:06,130 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 98 [2022-11-19 07:04:06,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:04:06,146 INFO L225 Difference]: With dead ends: 2851 [2022-11-19 07:04:06,146 INFO L226 Difference]: Without dead ends: 2849 [2022-11-19 07:04:06,148 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:04:06,149 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 668 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 2928 SdHoareTripleChecker+Invalid, 470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:04:06,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [670 Valid, 2928 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-19 07:04:06,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2849 states. [2022-11-19 07:04:06,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2849 to 2736. [2022-11-19 07:04:06,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2736 states, 1579 states have (on average 1.2222925902469917) internal successors, (1930), 1669 states have internal predecessors, (1930), 784 states have call successors, (784), 354 states have call predecessors, (784), 351 states have return successors, (784), 757 states have call predecessors, (784), 782 states have call successors, (784) [2022-11-19 07:04:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 2736 states and 3498 transitions. [2022-11-19 07:04:06,556 INFO L78 Accepts]: Start accepts. Automaton has 2736 states and 3498 transitions. Word has length 98 [2022-11-19 07:04:06,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:06,557 INFO L495 AbstractCegarLoop]: Abstraction has 2736 states and 3498 transitions. [2022-11-19 07:04:06,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:04:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3498 transitions. [2022-11-19 07:04:06,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-19 07:04:06,560 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:04:06,560 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 2, 2, 2, 2, 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] [2022-11-19 07:04:06,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-19 07:04:06,561 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:04:06,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:04:06,561 INFO L85 PathProgramCache]: Analyzing trace with hash -885688091, now seen corresponding path program 1 times [2022-11-19 07:04:06,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:04:06,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755643630] [2022-11-19 07:04:06,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:06,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:04:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:06,718 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-19 07:04:06,719 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:04:06,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755643630] [2022-11-19 07:04:06,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755643630] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:04:06,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:04:06,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:04:06,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841055049] [2022-11-19 07:04:06,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:04:06,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:04:06,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:04:06,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:04:06,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:04:06,723 INFO L87 Difference]: Start difference. First operand 2736 states and 3498 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-19 07:04:07,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:04:07,920 INFO L93 Difference]: Finished difference Result 4815 states and 6130 transitions. [2022-11-19 07:04:07,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:04:07,921 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 108 [2022-11-19 07:04:07,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:04:07,936 INFO L225 Difference]: With dead ends: 4815 [2022-11-19 07:04:07,937 INFO L226 Difference]: Without dead ends: 2741 [2022-11-19 07:04:07,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:04:07,947 INFO L413 NwaCegarLoop]: 936 mSDtfsCounter, 5 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1868 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:04:07,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1868 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-19 07:04:07,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2741 states. [2022-11-19 07:04:08,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2741 to 2737. [2022-11-19 07:04:08,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2737 states, 1580 states have (on average 1.2221518987341773) internal successors, (1931), 1670 states have internal predecessors, (1931), 784 states have call successors, (784), 354 states have call predecessors, (784), 351 states have return successors, (784), 757 states have call predecessors, (784), 782 states have call successors, (784) [2022-11-19 07:04:08,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 3499 transitions. [2022-11-19 07:04:08,262 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 3499 transitions. Word has length 108 [2022-11-19 07:04:08,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:08,262 INFO L495 AbstractCegarLoop]: Abstraction has 2737 states and 3499 transitions. [2022-11-19 07:04:08,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-19 07:04:08,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3499 transitions. [2022-11-19 07:04:08,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-19 07:04:08,264 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:04:08,265 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 2, 2, 2, 2, 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] [2022-11-19 07:04:08,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-19 07:04:08,265 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:04:08,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:04:08,266 INFO L85 PathProgramCache]: Analyzing trace with hash -483284545, now seen corresponding path program 1 times [2022-11-19 07:04:08,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:04:08,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482293424] [2022-11-19 07:04:08,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:08,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:04:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:08,557 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-19 07:04:08,557 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:04:08,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482293424] [2022-11-19 07:04:08,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482293424] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:04:08,558 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:04:08,558 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:04:08,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130870108] [2022-11-19 07:04:08,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:04:08,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:04:08,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:04:08,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:04:08,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:04:08,559 INFO L87 Difference]: Start difference. First operand 2737 states and 3499 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:04:09,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:04:09,795 INFO L93 Difference]: Finished difference Result 2783 states and 3532 transitions. [2022-11-19 07:04:09,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:04:09,796 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 110 [2022-11-19 07:04:09,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:04:09,809 INFO L225 Difference]: With dead ends: 2783 [2022-11-19 07:04:09,810 INFO L226 Difference]: Without dead ends: 2781 [2022-11-19 07:04:09,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:04:09,813 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 696 mSDsluCounter, 1861 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 698 SdHoareTripleChecker+Valid, 2919 SdHoareTripleChecker+Invalid, 467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:04:09,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [698 Valid, 2919 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-19 07:04:09,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2781 states. [2022-11-19 07:04:10,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2781 to 2737. [2022-11-19 07:04:10,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2737 states, 1580 states have (on average 1.220253164556962) internal successors, (1928), 1670 states have internal predecessors, (1928), 784 states have call successors, (784), 354 states have call predecessors, (784), 351 states have return successors, (784), 757 states have call predecessors, (784), 782 states have call successors, (784) [2022-11-19 07:04:10,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 3496 transitions. [2022-11-19 07:04:10,173 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 3496 transitions. Word has length 110 [2022-11-19 07:04:10,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:10,174 INFO L495 AbstractCegarLoop]: Abstraction has 2737 states and 3496 transitions. [2022-11-19 07:04:10,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:04:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3496 transitions. [2022-11-19 07:04:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-19 07:04:10,177 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:04:10,178 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 2, 2, 2, 2, 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] [2022-11-19 07:04:10,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-19 07:04:10,178 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-19 07:04:10,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:04:10,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1371208030, now seen corresponding path program 1 times [2022-11-19 07:04:10,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:04:10,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268407024] [2022-11-19 07:04:10,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:10,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:04:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:10,379 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-19 07:04:10,379 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:04:10,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268407024] [2022-11-19 07:04:10,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268407024] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:04:10,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [454298119] [2022-11-19 07:04:10,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:10,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:04:10,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:04:10,381 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:04:10,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9b270d-d796-4634-8fd5-b79bf14654fa/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:04:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:11,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 1273 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 07:04:11,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:04:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-19 07:04:11,067 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:04:11,197 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-19 07:04:11,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [454298119] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:04:11,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [628545786] [2022-11-19 07:04:11,226 INFO L159 IcfgInterpreter]: Started Sifa with 77 locations of interest [2022-11-19 07:04:11,226 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:04:11,230 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:04:11,236 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:04:11,237 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:04:23,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-19 07:04:23,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 07:04:31,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,786 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:31,787 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:31,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:31,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,804 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:31,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:31,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:31,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:31,819 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:32,153 INFO L321 Elim1Store]: treesize reduction 84, result has 48.1 percent of original size [2022-11-19 07:04:32,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 56 select indices, 56 select index equivalence classes, 510 disjoint index pairs (out of 1540 index pairs), introduced 56 new quantified variables, introduced 7 case distinctions, treesize of input 3813 treesize of output 3683 [2022-11-19 07:04:32,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,808 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:32,810 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:32,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,813 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:32,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:32,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,837 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:32,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:32,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:32,845 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:33,006 INFO L321 Elim1Store]: treesize reduction 96, result has 40.7 percent of original size [2022-11-19 07:04:33,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 56 select indices, 56 select index equivalence classes, 510 disjoint index pairs (out of 1540 index pairs), introduced 56 new quantified variables, introduced 7 case distinctions, treesize of input 3757 treesize of output 3615 [2022-11-19 07:04:33,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,752 INFO L217 Elim1Store]: Index analysis took 135 ms [2022-11-19 07:04:33,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:33,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:33,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:33,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:33,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:04:33,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:33,967 INFO L321 Elim1Store]: treesize reduction 112, result has 41.1 percent of original size [2022-11-19 07:04:33,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 51 select indices, 51 select index equivalence classes, 331 disjoint index pairs (out of 1275 index pairs), introduced 51 new quantified variables, introduced 7 case distinctions, treesize of input 3729 treesize of output 3611 [2022-11-19 07:08:41,836 WARN L233 SmtUtils]: Spent 6.92s on a formula simplification that was a NOOP. DAG size: 980 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-19 07:12:22,163 WARN L233 SmtUtils]: Spent 15.54s on a formula simplification that was a NOOP. DAG size: 1077 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-19 07:12:37,331 WARN L233 SmtUtils]: Spent 7.14s on a formula simplification that was a NOOP. DAG size: 1069 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)