./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/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_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW --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-4e7fbc6 [2022-11-23 14:52:52,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:52:52,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:52:52,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:52:52,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:52:52,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:52:52,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:52:52,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:52:52,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:52:52,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:52:52,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:52:52,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:52:52,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:52:52,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:52:52,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:52:52,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:52:52,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:52:52,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:52:52,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:52:52,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:52:52,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:52:52,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:52:52,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:52:52,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:52:52,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:52:52,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:52:52,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:52:52,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:52:52,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:52:52,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:52:52,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:52:52,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:52:52,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:52:52,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:52:52,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:52:52,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:52:52,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:52:52,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:52:52,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:52:52,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:52:52,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:52:52,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:52:52,405 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:52:52,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:52:52,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:52:52,411 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:52:52,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:52:52,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:52:52,412 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:52:52,413 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:52:52,413 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:52:52,413 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:52:52,414 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:52:52,415 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:52:52,415 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:52:52,415 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:52:52,415 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:52:52,416 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:52:52,416 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:52:52,416 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:52:52,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:52:52,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:52:52,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:52:52,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:52:52,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:52:52,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:52:52,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:52:52,419 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:52:52,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:52:52,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:52:52,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:52:52,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:52:52,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:52:52,421 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:52:52,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:52:52,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:52:52,422 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:52:52,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:52:52,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:52:52,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:52:52,423 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_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13180db7de3a8489ee06ea96825d5be5d06449dd3c867f58676a7914255b860c [2022-11-23 14:52:52,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:52:52,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:52:52,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:52:52,697 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:52:52,698 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:52:52,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2022-11-23 14:52:55,932 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:52:56,662 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:52:56,663 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2022-11-23 14:52:56,722 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/data/93ccac163/77eebe817b444733ae1ac4917e05844c/FLAG5e4d967b6 [2022-11-23 14:52:56,743 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/data/93ccac163/77eebe817b444733ae1ac4917e05844c [2022-11-23 14:52:56,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:52:56,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:52:56,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:52:56,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:52:56,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:52:56,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:52:56" (1/1) ... [2022-11-23 14:52:56,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5783fe21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:52:56, skipping insertion in model container [2022-11-23 14:52:56,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:52:56" (1/1) ... [2022-11-23 14:52:56,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:52:56,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:53:00,797 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400642,400655] [2022-11-23 14:53:00,801 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400787,400800] [2022-11-23 14:53:00,802 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400933,400946] [2022-11-23 14:53:00,802 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401098,401111] [2022-11-23 14:53:00,803 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401256,401269] [2022-11-23 14:53:00,803 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401414,401427] [2022-11-23 14:53:00,804 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401572,401585] [2022-11-23 14:53:00,804 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401732,401745] [2022-11-23 14:53:00,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401891,401904] [2022-11-23 14:53:00,805 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402030,402043] [2022-11-23 14:53:00,806 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402172,402185] [2022-11-23 14:53:00,806 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402321,402334] [2022-11-23 14:53:00,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402460,402473] [2022-11-23 14:53:00,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402615,402628] [2022-11-23 14:53:00,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402775,402788] [2022-11-23 14:53:00,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402926,402939] [2022-11-23 14:53:00,808 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403077,403090] [2022-11-23 14:53:00,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403229,403242] [2022-11-23 14:53:00,811 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403378,403391] [2022-11-23 14:53:00,811 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403526,403539] [2022-11-23 14:53:00,827 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403683,403696] [2022-11-23 14:53:00,827 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403832,403845] [2022-11-23 14:53:00,828 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403988,404001] [2022-11-23 14:53:00,828 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404141,404154] [2022-11-23 14:53:00,829 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404287,404300] [2022-11-23 14:53:00,829 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404430,404443] [2022-11-23 14:53:00,830 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404582,404595] [2022-11-23 14:53:00,830 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404728,404741] [2022-11-23 14:53:00,831 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404873,404886] [2022-11-23 14:53:00,831 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405027,405040] [2022-11-23 14:53:00,832 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405178,405191] [2022-11-23 14:53:00,832 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405333,405346] [2022-11-23 14:53:00,833 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405485,405498] [2022-11-23 14:53:00,833 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405640,405653] [2022-11-23 14:53:00,834 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405804,405817] [2022-11-23 14:53:00,834 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405960,405973] [2022-11-23 14:53:00,834 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406124,406137] [2022-11-23 14:53:00,835 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406266,406279] [2022-11-23 14:53:00,835 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406424,406437] [2022-11-23 14:53:00,836 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406591,406604] [2022-11-23 14:53:00,836 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406750,406763] [2022-11-23 14:53:00,837 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406909,406922] [2022-11-23 14:53:00,837 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407058,407071] [2022-11-23 14:53:00,838 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407205,407218] [2022-11-23 14:53:00,838 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407344,407357] [2022-11-23 14:53:00,839 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407507,407520] [2022-11-23 14:53:00,839 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407673,407686] [2022-11-23 14:53:00,839 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407837,407850] [2022-11-23 14:53:00,840 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408002,408015] [2022-11-23 14:53:00,840 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408167,408180] [2022-11-23 14:53:00,841 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408333,408346] [2022-11-23 14:53:00,841 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408498,408511] [2022-11-23 14:53:00,842 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408665,408678] [2022-11-23 14:53:00,842 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408825,408838] [2022-11-23 14:53:00,843 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408987,409000] [2022-11-23 14:53:00,843 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409146,409159] [2022-11-23 14:53:00,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409292,409305] [2022-11-23 14:53:00,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409435,409448] [2022-11-23 14:53:00,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409579,409592] [2022-11-23 14:53:00,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409722,409735] [2022-11-23 14:53:00,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409866,409879] [2022-11-23 14:53:00,846 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410007,410020] [2022-11-23 14:53:00,846 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410145,410158] [2022-11-23 14:53:00,847 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410303,410316] [2022-11-23 14:53:00,847 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410462,410475] [2022-11-23 14:53:00,848 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410618,410631] [2022-11-23 14:53:00,849 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410767,410780] [2022-11-23 14:53:00,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410919,410932] [2022-11-23 14:53:00,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411070,411083] [2022-11-23 14:53:00,851 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411219,411232] [2022-11-23 14:53:00,852 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411371,411384] [2022-11-23 14:53:00,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411519,411532] [2022-11-23 14:53:00,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411672,411685] [2022-11-23 14:53:00,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411823,411836] [2022-11-23 14:53:00,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411973,411986] [2022-11-23 14:53:00,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412120,412133] [2022-11-23 14:53:00,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412271,412284] [2022-11-23 14:53:00,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412422,412435] [2022-11-23 14:53:00,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412570,412583] [2022-11-23 14:53:00,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412736,412749] [2022-11-23 14:53:00,857 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412905,412918] [2022-11-23 14:53:00,857 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413072,413085] [2022-11-23 14:53:00,858 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413240,413253] [2022-11-23 14:53:00,858 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413390,413403] [2022-11-23 14:53:00,859 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413537,413550] [2022-11-23 14:53:00,860 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413698,413711] [2022-11-23 14:53:00,860 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413868,413881] [2022-11-23 14:53:00,861 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[414030,414043] [2022-11-23 14:53:00,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:53:00,910 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:53:01,307 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400642,400655] [2022-11-23 14:53:01,308 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400787,400800] [2022-11-23 14:53:01,309 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400933,400946] [2022-11-23 14:53:01,313 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401098,401111] [2022-11-23 14:53:01,314 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401256,401269] [2022-11-23 14:53:01,315 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401414,401427] [2022-11-23 14:53:01,315 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401572,401585] [2022-11-23 14:53:01,316 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401732,401745] [2022-11-23 14:53:01,316 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401891,401904] [2022-11-23 14:53:01,317 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402030,402043] [2022-11-23 14:53:01,317 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402172,402185] [2022-11-23 14:53:01,318 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402321,402334] [2022-11-23 14:53:01,318 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402460,402473] [2022-11-23 14:53:01,319 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402615,402628] [2022-11-23 14:53:01,319 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402775,402788] [2022-11-23 14:53:01,320 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402926,402939] [2022-11-23 14:53:01,320 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403077,403090] [2022-11-23 14:53:01,321 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403229,403242] [2022-11-23 14:53:01,322 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403378,403391] [2022-11-23 14:53:01,322 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403526,403539] [2022-11-23 14:53:01,323 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403683,403696] [2022-11-23 14:53:01,323 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403832,403845] [2022-11-23 14:53:01,324 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403988,404001] [2022-11-23 14:53:01,325 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404141,404154] [2022-11-23 14:53:01,325 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404287,404300] [2022-11-23 14:53:01,326 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404430,404443] [2022-11-23 14:53:01,327 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404582,404595] [2022-11-23 14:53:01,328 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404728,404741] [2022-11-23 14:53:01,328 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404873,404886] [2022-11-23 14:53:01,329 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405027,405040] [2022-11-23 14:53:01,329 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405178,405191] [2022-11-23 14:53:01,330 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405333,405346] [2022-11-23 14:53:01,330 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405485,405498] [2022-11-23 14:53:01,331 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405640,405653] [2022-11-23 14:53:01,332 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405804,405817] [2022-11-23 14:53:01,332 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405960,405973] [2022-11-23 14:53:01,333 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406124,406137] [2022-11-23 14:53:01,334 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406266,406279] [2022-11-23 14:53:01,335 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406424,406437] [2022-11-23 14:53:01,335 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406591,406604] [2022-11-23 14:53:01,337 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406750,406763] [2022-11-23 14:53:01,337 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406909,406922] [2022-11-23 14:53:01,339 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407058,407071] [2022-11-23 14:53:01,340 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407205,407218] [2022-11-23 14:53:01,340 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407344,407357] [2022-11-23 14:53:01,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407507,407520] [2022-11-23 14:53:01,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407673,407686] [2022-11-23 14:53:01,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407837,407850] [2022-11-23 14:53:01,342 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408002,408015] [2022-11-23 14:53:01,342 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408167,408180] [2022-11-23 14:53:01,343 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408333,408346] [2022-11-23 14:53:01,343 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408498,408511] [2022-11-23 14:53:01,344 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408665,408678] [2022-11-23 14:53:01,344 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408825,408838] [2022-11-23 14:53:01,345 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408987,409000] [2022-11-23 14:53:01,347 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409146,409159] [2022-11-23 14:53:01,350 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409292,409305] [2022-11-23 14:53:01,351 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409435,409448] [2022-11-23 14:53:01,351 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409579,409592] [2022-11-23 14:53:01,352 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409722,409735] [2022-11-23 14:53:01,353 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409866,409879] [2022-11-23 14:53:01,353 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410007,410020] [2022-11-23 14:53:01,355 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410145,410158] [2022-11-23 14:53:01,355 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410303,410316] [2022-11-23 14:53:01,355 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410462,410475] [2022-11-23 14:53:01,362 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410618,410631] [2022-11-23 14:53:01,363 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410767,410780] [2022-11-23 14:53:01,368 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410919,410932] [2022-11-23 14:53:01,369 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411070,411083] [2022-11-23 14:53:01,370 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411219,411232] [2022-11-23 14:53:01,370 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411371,411384] [2022-11-23 14:53:01,371 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411519,411532] [2022-11-23 14:53:01,371 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411672,411685] [2022-11-23 14:53:01,372 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411823,411836] [2022-11-23 14:53:01,373 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411973,411986] [2022-11-23 14:53:01,374 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412120,412133] [2022-11-23 14:53:01,378 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412271,412284] [2022-11-23 14:53:01,379 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412422,412435] [2022-11-23 14:53:01,380 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412570,412583] [2022-11-23 14:53:01,381 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412736,412749] [2022-11-23 14:53:01,381 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412905,412918] [2022-11-23 14:53:01,382 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413072,413085] [2022-11-23 14:53:01,382 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413240,413253] [2022-11-23 14:53:01,383 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413390,413403] [2022-11-23 14:53:01,384 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413537,413550] [2022-11-23 14:53:01,385 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413698,413711] [2022-11-23 14:53:01,385 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413868,413881] [2022-11-23 14:53:01,385 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[414030,414043] [2022-11-23 14:53:01,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:53:01,629 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:53:01,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01 WrapperNode [2022-11-23 14:53:01,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:53:01,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:53:01,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:53:01,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:53:01,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:01,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:01,870 INFO L138 Inliner]: procedures = 616, calls = 1459, calls flagged for inlining = 273, calls inlined = 178, statements flattened = 2632 [2022-11-23 14:53:01,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:53:01,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:53:01,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:53:01,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:53:01,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:01,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:01,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:01,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:01,996 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:02,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:02,056 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:02,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:02,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:53:02,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:53:02,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:53:02,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:53:02,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (1/1) ... [2022-11-23 14:53:02,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:53:02,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:53:02,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:53:02,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:53:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-23 14:53:02,182 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-23 14:53:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 14:53:02,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-23 14:53:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release_net [2022-11-23 14:53:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release_net [2022-11-23 14:53:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 14:53:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 14:53:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-23 14:53:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-23 14:53:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 14:53:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 14:53:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 14:53:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-23 14:53:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 14:53:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-23 14:53:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure __nfulnl_send [2022-11-23 14:53:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __nfulnl_send [2022-11-23 14:53:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh [2022-11-23 14:53:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh [2022-11-23 14:53:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure instance_put [2022-11-23 14:53:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_put [2022-11-23 14:53:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-23 14:53:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-23 14:53:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure nf_log_unregister [2022-11-23 14:53:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_log_unregister [2022-11-23 14:53:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 14:53:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-23 14:53:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 14:53:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 14:53:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 14:53:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 14:53:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-23 14:53:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-23 14:53:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 14:53:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 14:53:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-23 14:53:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-23 14:53:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:53:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2022-11-23 14:53:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2022-11-23 14:53:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-23 14:53:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-23 14:53:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-23 14:53:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-23 14:53:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 14:53:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 14:53:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-23 14:53:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-23 14:53:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 14:53:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 14:53:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_subsys_unregister [2022-11-23 14:53:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_subsys_unregister [2022-11-23 14:53:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 14:53:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-23 14:53:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:53:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 14:53:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-23 14:53:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 14:53:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-23 14:53:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure seq_file_net [2022-11-23 14:53:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_file_net [2022-11-23 14:53:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_130 [2022-11-23 14:53:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_130 [2022-11-23 14:53:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 14:53:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-23 14:53:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-23 14:53:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-23 14:53:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_138 [2022-11-23 14:53:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_138 [2022-11-23 14:53:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 14:53:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-23 14:53:02,198 INFO L130 BoogieDeclarations]: Found specification of procedure instance_lookup_get [2022-11-23 14:53:02,202 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_lookup_get [2022-11-23 14:53:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:53:02,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:53:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 14:53:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 14:53:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:53:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure seq_show [2022-11-23 14:53:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_show [2022-11-23 14:53:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 14:53:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-23 14:53:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:53:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:53:02,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_nfulnl_instance [2022-11-23 14:53:02,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_nfulnl_instance [2022-11-23 14:53:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-23 14:53:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-23 14:53:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-23 14:53:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-23 14:53:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-23 14:53:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 14:53:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 14:53:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 14:53:02,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-23 14:53:02,204 INFO L130 BoogieDeclarations]: Found specification of procedure nful_open [2022-11-23 14:53:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure nful_open [2022-11-23 14:53:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-23 14:53:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-23 14:53:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netlink_unregister_notifier [2022-11-23 14:53:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netlink_unregister_notifier [2022-11-23 14:53:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be32 [2022-11-23 14:53:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be32 [2022-11-23 14:53:02,205 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 14:53:02,205 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 14:53:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_log_pernet [2022-11-23 14:53:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_log_pernet [2022-11-23 14:53:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-23 14:53:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-23 14:53:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-11-23 14:53:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-11-23 14:53:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_data [2022-11-23 14:53:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_data [2022-11-23 14:53:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 14:53:02,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-23 14:53:02,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:53:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 14:53:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-23 14:53:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:53:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock_bh [2022-11-23 14:53:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock_bh [2022-11-23 14:53:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:53:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_log_net_exit [2022-11-23 14:53:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_log_net_exit [2022-11-23 14:53:02,207 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-23 14:53:02,207 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-23 14:53:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-23 14:53:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-23 14:53:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 14:53:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-23 14:53:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure __instance_lookup [2022-11-23 14:53:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __instance_lookup [2022-11-23 14:53:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 14:53:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 14:53:02,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-23 14:53:02,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-23 14:53:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 14:53:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-23 14:53:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 14:53:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-23 14:53:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_132 [2022-11-23 14:53:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_132 [2022-11-23 14:53:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_139 [2022-11-23 14:53:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_139 [2022-11-23 14:53:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure netlink_unregister_notifier [2022-11-23 14:53:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure netlink_unregister_notifier [2022-11-23 14:53:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-23 14:53:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-23 14:53:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 14:53:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-23 14:53:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 14:53:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 14:53:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:53:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 14:53:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-23 14:53:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 14:53:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 14:53:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 14:53:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-23 14:53:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-23 14:53:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-23 14:53:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-23 14:53:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-23 14:53:02,211 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2022-11-23 14:53:02,211 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2022-11-23 14:53:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure __instance_destroy [2022-11-23 14:53:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __instance_destroy [2022-11-23 14:53:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 14:53:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 14:53:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_nfulnl_instance [2022-11-23 14:53:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_nfulnl_instance [2022-11-23 14:53:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 14:53:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-23 14:53:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure instance_hashfn [2022-11-23 14:53:02,212 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_hashfn [2022-11-23 14:53:02,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:53:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure __nfulnl_flush [2022-11-23 14:53:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __nfulnl_flush [2022-11-23 14:53:02,213 INFO L130 BoogieDeclarations]: Found specification of procedure get_next [2022-11-23 14:53:02,213 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next [2022-11-23 14:53:02,904 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:53:02,944 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:53:03,272 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 14:53:04,865 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:53:05,302 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:53:05,303 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 14:53:05,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:53:05 BoogieIcfgContainer [2022-11-23 14:53:05,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:53:05,316 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:53:05,316 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:53:05,319 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:53:05,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:52:56" (1/3) ... [2022-11-23 14:53:05,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ffda4ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:53:05, skipping insertion in model container [2022-11-23 14:53:05,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:53:01" (2/3) ... [2022-11-23 14:53:05,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ffda4ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:53:05, skipping insertion in model container [2022-11-23 14:53:05,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:53:05" (3/3) ... [2022-11-23 14:53:05,322 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2022-11-23 14:53:05,342 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:53:05,342 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-11-23 14:53:05,435 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:53:05,446 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;@1136be43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:53:05,447 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2022-11-23 14:53:05,457 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) [2022-11-23 14:53:05,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-23 14:53:05,469 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:05,470 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] [2022-11-23 14:53:05,471 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)] === [2022-11-23 14:53:05,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:05,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1334050721, now seen corresponding path program 1 times [2022-11-23 14:53:05,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:05,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668728638] [2022-11-23 14:53:05,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:05,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:06,181 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:06,181 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:06,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668728638] [2022-11-23 14:53:06,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668728638] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:06,182 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:06,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:06,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124067642] [2022-11-23 14:53:06,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:06,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:06,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:06,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:06,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:06,238 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) [2022-11-23 14:53:07,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:07,337 INFO L93 Difference]: Finished difference Result 1708 states and 2388 transitions. [2022-11-23 14:53:07,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:53:07,344 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 [2022-11-23 14:53:07,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:07,362 INFO L225 Difference]: With dead ends: 1708 [2022-11-23 14:53:07,362 INFO L226 Difference]: Without dead ends: 849 [2022-11-23 14:53:07,372 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 [2022-11-23 14:53:07,375 INFO L413 NwaCegarLoop]: 966 mSDtfsCounter, 1104 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:07,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1106 Valid, 1932 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-23 14:53:07,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2022-11-23 14:53:07,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 849. [2022-11-23 14:53:07,513 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) [2022-11-23 14:53:07,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 849 states and 1111 transitions. [2022-11-23 14:53:07,523 INFO L78 Accepts]: Start accepts. Automaton has 849 states and 1111 transitions. Word has length 51 [2022-11-23 14:53:07,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:07,525 INFO L495 AbstractCegarLoop]: Abstraction has 849 states and 1111 transitions. [2022-11-23 14:53:07,525 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) [2022-11-23 14:53:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1111 transitions. [2022-11-23 14:53:07,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-23 14:53:07,528 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:07,528 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] [2022-11-23 14:53:07,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:53:07,529 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)] === [2022-11-23 14:53:07,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:07,529 INFO L85 PathProgramCache]: Analyzing trace with hash -2108156251, now seen corresponding path program 1 times [2022-11-23 14:53:07,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:07,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618447677] [2022-11-23 14:53:07,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:07,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:07,911 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:07,911 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:07,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618447677] [2022-11-23 14:53:07,911 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618447677] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:07,911 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:07,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:07,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351390352] [2022-11-23 14:53:07,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:07,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:07,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:07,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:07,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:07,914 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) [2022-11-23 14:53:08,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:08,786 INFO L93 Difference]: Finished difference Result 849 states and 1111 transitions. [2022-11-23 14:53:08,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:53:08,787 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 [2022-11-23 14:53:08,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:08,792 INFO L225 Difference]: With dead ends: 849 [2022-11-23 14:53:08,793 INFO L226 Difference]: Without dead ends: 847 [2022-11-23 14:53:08,793 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 [2022-11-23 14:53:08,794 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 [2022-11-23 14:53:08,807 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] [2022-11-23 14:53:08,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2022-11-23 14:53:08,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 847. [2022-11-23 14:53:08,898 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) [2022-11-23 14:53:08,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1109 transitions. [2022-11-23 14:53:08,907 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1109 transitions. Word has length 56 [2022-11-23 14:53:08,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:08,908 INFO L495 AbstractCegarLoop]: Abstraction has 847 states and 1109 transitions. [2022-11-23 14:53:08,908 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) [2022-11-23 14:53:08,909 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1109 transitions. [2022-11-23 14:53:08,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-23 14:53:08,918 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:08,918 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] [2022-11-23 14:53:08,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 14:53:08,919 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)] === [2022-11-23 14:53:08,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:08,928 INFO L85 PathProgramCache]: Analyzing trace with hash -596216752, now seen corresponding path program 1 times [2022-11-23 14:53:08,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:08,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051998877] [2022-11-23 14:53:08,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:08,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:09,152 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:09,152 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:09,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051998877] [2022-11-23 14:53:09,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051998877] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:09,152 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:09,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:09,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440507129] [2022-11-23 14:53:09,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:09,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:09,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:09,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:09,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:09,154 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) [2022-11-23 14:53:09,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:09,714 INFO L93 Difference]: Finished difference Result 847 states and 1109 transitions. [2022-11-23 14:53:09,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:53:09,715 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 [2022-11-23 14:53:09,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:09,720 INFO L225 Difference]: With dead ends: 847 [2022-11-23 14:53:09,721 INFO L226 Difference]: Without dead ends: 845 [2022-11-23 14:53:09,721 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 [2022-11-23 14:53:09,722 INFO L413 NwaCegarLoop]: 946 mSDtfsCounter, 1081 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:09,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1083 Valid, 1892 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-23 14:53:09,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2022-11-23 14:53:09,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 845. [2022-11-23 14:53:09,807 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) [2022-11-23 14:53:09,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1107 transitions. [2022-11-23 14:53:09,812 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1107 transitions. Word has length 61 [2022-11-23 14:53:09,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:09,814 INFO L495 AbstractCegarLoop]: Abstraction has 845 states and 1107 transitions. [2022-11-23 14:53:09,814 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) [2022-11-23 14:53:09,814 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1107 transitions. [2022-11-23 14:53:09,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-23 14:53:09,816 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:09,816 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] [2022-11-23 14:53:09,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 14:53:09,818 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)] === [2022-11-23 14:53:09,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:09,819 INFO L85 PathProgramCache]: Analyzing trace with hash -214400078, now seen corresponding path program 1 times [2022-11-23 14:53:09,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:09,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411099363] [2022-11-23 14:53:09,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:09,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:10,109 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:10,109 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:10,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411099363] [2022-11-23 14:53:10,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411099363] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:10,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:10,110 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:10,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885707753] [2022-11-23 14:53:10,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:10,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:10,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:10,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:10,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:10,111 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) [2022-11-23 14:53:10,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:10,759 INFO L93 Difference]: Finished difference Result 845 states and 1107 transitions. [2022-11-23 14:53:10,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:53:10,759 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 [2022-11-23 14:53:10,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:10,765 INFO L225 Difference]: With dead ends: 845 [2022-11-23 14:53:10,765 INFO L226 Difference]: Without dead ends: 843 [2022-11-23 14:53:10,766 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 [2022-11-23 14:53:10,766 INFO L413 NwaCegarLoop]: 944 mSDtfsCounter, 1078 mSDsluCounter, 944 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:10,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1080 Valid, 1888 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 14:53:10,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2022-11-23 14:53:10,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 843. [2022-11-23 14:53:10,823 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) [2022-11-23 14:53:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1105 transitions. [2022-11-23 14:53:10,828 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1105 transitions. Word has length 66 [2022-11-23 14:53:10,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:10,828 INFO L495 AbstractCegarLoop]: Abstraction has 843 states and 1105 transitions. [2022-11-23 14:53:10,829 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) [2022-11-23 14:53:10,829 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1105 transitions. [2022-11-23 14:53:10,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-23 14:53:10,830 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:10,830 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] [2022-11-23 14:53:10,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 14:53:10,831 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)] === [2022-11-23 14:53:10,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:10,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1412452769, now seen corresponding path program 1 times [2022-11-23 14:53:10,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:10,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759842544] [2022-11-23 14:53:10,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:10,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:11,491 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-23 14:53:11,491 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:11,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759842544] [2022-11-23 14:53:11,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759842544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:11,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:11,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:53:11,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009161103] [2022-11-23 14:53:11,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:11,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:53:11,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:11,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:53:11,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:53:11,493 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) [2022-11-23 14:53:13,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:13,273 INFO L93 Difference]: Finished difference Result 1404 states and 1803 transitions. [2022-11-23 14:53:13,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 14:53:13,273 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 [2022-11-23 14:53:13,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:13,282 INFO L225 Difference]: With dead ends: 1404 [2022-11-23 14:53:13,282 INFO L226 Difference]: Without dead ends: 1402 [2022-11-23 14:53:13,283 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 [2022-11-23 14:53:13,284 INFO L413 NwaCegarLoop]: 1183 mSDtfsCounter, 687 mSDsluCounter, 2962 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:13,284 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [688 Valid, 4145 Invalid, 1034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1033 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-23 14:53:13,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1402 states. [2022-11-23 14:53:13,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1402 to 1231. [2022-11-23 14:53:13,432 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) [2022-11-23 14:53:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 1619 transitions. [2022-11-23 14:53:13,441 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 1619 transitions. Word has length 76 [2022-11-23 14:53:13,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:13,442 INFO L495 AbstractCegarLoop]: Abstraction has 1231 states and 1619 transitions. [2022-11-23 14:53:13,442 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) [2022-11-23 14:53:13,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1619 transitions. [2022-11-23 14:53:13,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-23 14:53:13,445 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:13,446 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] [2022-11-23 14:53:13,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 14:53:13,447 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)] === [2022-11-23 14:53:13,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:13,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1300426230, now seen corresponding path program 1 times [2022-11-23 14:53:13,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:13,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125112008] [2022-11-23 14:53:13,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:13,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:13,727 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:13,727 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:13,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125112008] [2022-11-23 14:53:13,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125112008] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:13,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:13,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:13,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710058926] [2022-11-23 14:53:13,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:13,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:13,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:13,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:13,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:13,730 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) [2022-11-23 14:53:14,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:14,330 INFO L93 Difference]: Finished difference Result 1231 states and 1619 transitions. [2022-11-23 14:53:14,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:53:14,331 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 [2022-11-23 14:53:14,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:14,338 INFO L225 Difference]: With dead ends: 1231 [2022-11-23 14:53:14,338 INFO L226 Difference]: Without dead ends: 1229 [2022-11-23 14:53:14,340 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 [2022-11-23 14:53:14,341 INFO L413 NwaCegarLoop]: 942 mSDtfsCounter, 1075 mSDsluCounter, 942 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:14,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1077 Valid, 1884 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-23 14:53:14,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2022-11-23 14:53:14,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1229. [2022-11-23 14:53:14,465 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) [2022-11-23 14:53:14,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1229 states and 1617 transitions. [2022-11-23 14:53:14,474 INFO L78 Accepts]: Start accepts. Automaton has 1229 states and 1617 transitions. Word has length 71 [2022-11-23 14:53:14,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:14,475 INFO L495 AbstractCegarLoop]: Abstraction has 1229 states and 1617 transitions. [2022-11-23 14:53:14,475 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) [2022-11-23 14:53:14,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1617 transitions. [2022-11-23 14:53:14,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-23 14:53:14,477 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:14,477 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] [2022-11-23 14:53:14,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 14:53:14,478 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)] === [2022-11-23 14:53:14,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:14,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1085979901, now seen corresponding path program 1 times [2022-11-23 14:53:14,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:14,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803973137] [2022-11-23 14:53:14,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:14,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:14,702 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:14,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803973137] [2022-11-23 14:53:14,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803973137] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:14,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:14,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:14,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700187695] [2022-11-23 14:53:14,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:14,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:14,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:14,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:14,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:14,704 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) [2022-11-23 14:53:15,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:15,508 INFO L93 Difference]: Finished difference Result 1229 states and 1617 transitions. [2022-11-23 14:53:15,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:53:15,508 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 [2022-11-23 14:53:15,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:15,515 INFO L225 Difference]: With dead ends: 1229 [2022-11-23 14:53:15,515 INFO L226 Difference]: Without dead ends: 1227 [2022-11-23 14:53:15,516 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 [2022-11-23 14:53:15,516 INFO L413 NwaCegarLoop]: 940 mSDtfsCounter, 1072 mSDsluCounter, 940 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:15,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1074 Valid, 1880 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-23 14:53:15,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2022-11-23 14:53:15,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1227. [2022-11-23 14:53:15,622 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) [2022-11-23 14:53:15,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1615 transitions. [2022-11-23 14:53:15,653 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1615 transitions. Word has length 76 [2022-11-23 14:53:15,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:15,654 INFO L495 AbstractCegarLoop]: Abstraction has 1227 states and 1615 transitions. [2022-11-23 14:53:15,655 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) [2022-11-23 14:53:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1615 transitions. [2022-11-23 14:53:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-23 14:53:15,661 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:15,662 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] [2022-11-23 14:53:15,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 14:53:15,662 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)] === [2022-11-23 14:53:15,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:15,662 INFO L85 PathProgramCache]: Analyzing trace with hash -906964540, now seen corresponding path program 1 times [2022-11-23 14:53:15,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:15,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274970758] [2022-11-23 14:53:15,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:15,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:15,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:15,892 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:15,892 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:15,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274970758] [2022-11-23 14:53:15,893 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274970758] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:15,893 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:15,893 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:15,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173532940] [2022-11-23 14:53:15,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:15,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:15,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:15,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:15,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:15,895 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) [2022-11-23 14:53:16,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:16,486 INFO L93 Difference]: Finished difference Result 1227 states and 1615 transitions. [2022-11-23 14:53:16,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:53:16,487 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 [2022-11-23 14:53:16,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:16,493 INFO L225 Difference]: With dead ends: 1227 [2022-11-23 14:53:16,493 INFO L226 Difference]: Without dead ends: 1225 [2022-11-23 14:53:16,494 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 [2022-11-23 14:53:16,495 INFO L413 NwaCegarLoop]: 938 mSDtfsCounter, 1069 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:16,495 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1071 Valid, 1876 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 14:53:16,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1225 states. [2022-11-23 14:53:16,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1225 to 1225. [2022-11-23 14:53:16,613 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) [2022-11-23 14:53:16,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1613 transitions. [2022-11-23 14:53:16,620 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1613 transitions. Word has length 81 [2022-11-23 14:53:16,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:16,621 INFO L495 AbstractCegarLoop]: Abstraction has 1225 states and 1613 transitions. [2022-11-23 14:53:16,621 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) [2022-11-23 14:53:16,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1613 transitions. [2022-11-23 14:53:16,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-23 14:53:16,623 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:16,623 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] [2022-11-23 14:53:16,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 14:53:16,623 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)] === [2022-11-23 14:53:16,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:16,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1978070447, now seen corresponding path program 1 times [2022-11-23 14:53:16,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:16,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088760404] [2022-11-23 14:53:16,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:16,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-23 14:53:16,960 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:16,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088760404] [2022-11-23 14:53:16,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088760404] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:16,961 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:16,961 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:53:16,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516930856] [2022-11-23 14:53:16,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:16,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:53:16,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:16,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:53:16,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:53:16,963 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) [2022-11-23 14:53:18,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:18,182 INFO L93 Difference]: Finished difference Result 1367 states and 1768 transitions. [2022-11-23 14:53:18,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 14:53:18,183 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 [2022-11-23 14:53:18,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:18,190 INFO L225 Difference]: With dead ends: 1367 [2022-11-23 14:53:18,190 INFO L226 Difference]: Without dead ends: 1365 [2022-11-23 14:53:18,191 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 [2022-11-23 14:53:18,192 INFO L413 NwaCegarLoop]: 1037 mSDtfsCounter, 955 mSDsluCounter, 2302 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:18,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [957 Valid, 3339 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 14:53:18,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1365 states. [2022-11-23 14:53:18,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1365 to 1353. [2022-11-23 14:53:18,317 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) [2022-11-23 14:53:18,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 1760 transitions. [2022-11-23 14:53:18,325 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 1760 transitions. Word has length 89 [2022-11-23 14:53:18,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:18,326 INFO L495 AbstractCegarLoop]: Abstraction has 1353 states and 1760 transitions. [2022-11-23 14:53:18,326 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) [2022-11-23 14:53:18,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1760 transitions. [2022-11-23 14:53:18,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-23 14:53:18,328 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:18,328 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] [2022-11-23 14:53:18,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-23 14:53:18,329 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)] === [2022-11-23 14:53:18,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:18,329 INFO L85 PathProgramCache]: Analyzing trace with hash -448272926, now seen corresponding path program 1 times [2022-11-23 14:53:18,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:18,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519781703] [2022-11-23 14:53:18,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:18,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:18,714 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:18,714 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:18,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519781703] [2022-11-23 14:53:18,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519781703] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:18,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:18,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:18,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408847801] [2022-11-23 14:53:18,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:18,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:18,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:18,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:18,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:18,717 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) [2022-11-23 14:53:19,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:19,348 INFO L93 Difference]: Finished difference Result 1353 states and 1760 transitions. [2022-11-23 14:53:19,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:53:19,349 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 [2022-11-23 14:53:19,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:19,355 INFO L225 Difference]: With dead ends: 1353 [2022-11-23 14:53:19,355 INFO L226 Difference]: Without dead ends: 1351 [2022-11-23 14:53:19,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:53:19,357 INFO L413 NwaCegarLoop]: 936 mSDtfsCounter, 1070 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:19,357 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1072 Valid, 1868 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-23 14:53:19,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1351 states. [2022-11-23 14:53:19,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1351 to 1351. [2022-11-23 14:53:19,486 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) [2022-11-23 14:53:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1351 states and 1758 transitions. [2022-11-23 14:53:19,493 INFO L78 Accepts]: Start accepts. Automaton has 1351 states and 1758 transitions. Word has length 86 [2022-11-23 14:53:19,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:19,494 INFO L495 AbstractCegarLoop]: Abstraction has 1351 states and 1758 transitions. [2022-11-23 14:53:19,494 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) [2022-11-23 14:53:19,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1758 transitions. [2022-11-23 14:53:19,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-23 14:53:19,496 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:19,496 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] [2022-11-23 14:53:19,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-23 14:53:19,496 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)] === [2022-11-23 14:53:19,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:19,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1293418299, now seen corresponding path program 1 times [2022-11-23 14:53:19,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:19,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763916011] [2022-11-23 14:53:19,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:19,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:19,799 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:19,799 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:19,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763916011] [2022-11-23 14:53:19,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763916011] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:19,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:19,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:19,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991249557] [2022-11-23 14:53:19,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:19,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:19,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:19,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:19,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:19,802 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) [2022-11-23 14:53:20,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:20,676 INFO L93 Difference]: Finished difference Result 1351 states and 1758 transitions. [2022-11-23 14:53:20,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:53:20,677 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 [2022-11-23 14:53:20,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:20,684 INFO L225 Difference]: With dead ends: 1351 [2022-11-23 14:53:20,684 INFO L226 Difference]: Without dead ends: 1349 [2022-11-23 14:53:20,685 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 [2022-11-23 14:53:20,686 INFO L413 NwaCegarLoop]: 934 mSDtfsCounter, 1062 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:20,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1064 Valid, 1868 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-23 14:53:20,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1349 states. [2022-11-23 14:53:20,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1349 to 1349. [2022-11-23 14:53:20,824 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) [2022-11-23 14:53:20,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1756 transitions. [2022-11-23 14:53:20,832 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1756 transitions. Word has length 88 [2022-11-23 14:53:20,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:20,832 INFO L495 AbstractCegarLoop]: Abstraction has 1349 states and 1756 transitions. [2022-11-23 14:53:20,833 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) [2022-11-23 14:53:20,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1756 transitions. [2022-11-23 14:53:20,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-23 14:53:20,835 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:20,835 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] [2022-11-23 14:53:20,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-23 14:53:20,835 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)] === [2022-11-23 14:53:20,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:20,836 INFO L85 PathProgramCache]: Analyzing trace with hash -852140892, now seen corresponding path program 1 times [2022-11-23 14:53:20,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:20,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916511264] [2022-11-23 14:53:20,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:20,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:21,147 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-11-23 14:53:21,148 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:21,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916511264] [2022-11-23 14:53:21,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916511264] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:53:21,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759552939] [2022-11-23 14:53:21,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:21,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:53:21,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:53:21,154 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:53:21,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:53:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:21,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 1189 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-23 14:53:21,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:53:21,832 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-23 14:53:21,832 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:53:21,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759552939] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:21,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 14:53:21,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2022-11-23 14:53:21,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055885524] [2022-11-23 14:53:21,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:21,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:53:21,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:21,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:53:21,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:53:21,835 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) [2022-11-23 14:53:22,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:22,889 INFO L93 Difference]: Finished difference Result 2620 states and 3396 transitions. [2022-11-23 14:53:22,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:53:22,890 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 [2022-11-23 14:53:22,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:22,898 INFO L225 Difference]: With dead ends: 2620 [2022-11-23 14:53:22,898 INFO L226 Difference]: Without dead ends: 1392 [2022-11-23 14:53:22,902 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 [2022-11-23 14:53:22,902 INFO L413 NwaCegarLoop]: 965 mSDtfsCounter, 215 mSDsluCounter, 2566 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:22,903 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 3531 Invalid, 721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-23 14:53:22,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2022-11-23 14:53:23,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1355. [2022-11-23 14:53:23,060 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) [2022-11-23 14:53:23,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1355 states and 1764 transitions. [2022-11-23 14:53:23,068 INFO L78 Accepts]: Start accepts. Automaton has 1355 states and 1764 transitions. Word has length 103 [2022-11-23 14:53:23,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:23,068 INFO L495 AbstractCegarLoop]: Abstraction has 1355 states and 1764 transitions. [2022-11-23 14:53:23,069 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) [2022-11-23 14:53:23,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1764 transitions. [2022-11-23 14:53:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-23 14:53:23,070 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:23,070 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] [2022-11-23 14:53:23,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 14:53:23,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-23 14:53:23,279 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)] === [2022-11-23 14:53:23,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:23,279 INFO L85 PathProgramCache]: Analyzing trace with hash -2070730634, now seen corresponding path program 1 times [2022-11-23 14:53:23,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:23,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901197329] [2022-11-23 14:53:23,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:23,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:23,524 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:23,524 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:23,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901197329] [2022-11-23 14:53:23,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901197329] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:23,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:23,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:23,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922899962] [2022-11-23 14:53:23,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:23,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:23,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:23,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:23,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:23,527 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) [2022-11-23 14:53:24,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:24,621 INFO L93 Difference]: Finished difference Result 2048 states and 2599 transitions. [2022-11-23 14:53:24,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:53:24,621 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 [2022-11-23 14:53:24,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:24,631 INFO L225 Difference]: With dead ends: 2048 [2022-11-23 14:53:24,631 INFO L226 Difference]: Without dead ends: 2046 [2022-11-23 14:53:24,633 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 [2022-11-23 14:53:24,634 INFO L413 NwaCegarLoop]: 1082 mSDtfsCounter, 1061 mSDsluCounter, 1656 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:24,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1063 Valid, 2738 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-23 14:53:24,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2046 states. [2022-11-23 14:53:24,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2046 to 2000. [2022-11-23 14:53:24,922 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) [2022-11-23 14:53:24,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 2000 states and 2572 transitions. [2022-11-23 14:53:24,934 INFO L78 Accepts]: Start accepts. Automaton has 2000 states and 2572 transitions. Word has length 93 [2022-11-23 14:53:24,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:24,935 INFO L495 AbstractCegarLoop]: Abstraction has 2000 states and 2572 transitions. [2022-11-23 14:53:24,936 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) [2022-11-23 14:53:24,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2572 transitions. [2022-11-23 14:53:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-23 14:53:24,938 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:24,938 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] [2022-11-23 14:53:24,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-23 14:53:24,939 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)] === [2022-11-23 14:53:24,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:24,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1204929798, now seen corresponding path program 1 times [2022-11-23 14:53:24,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:24,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478210617] [2022-11-23 14:53:24,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:24,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:25,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-23 14:53:25,205 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:25,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478210617] [2022-11-23 14:53:25,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478210617] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:25,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:25,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:25,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688352980] [2022-11-23 14:53:25,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:25,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:25,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:25,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:25,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:25,208 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) [2022-11-23 14:53:26,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:26,441 INFO L93 Difference]: Finished difference Result 2851 states and 3610 transitions. [2022-11-23 14:53:26,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:53:26,443 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 [2022-11-23 14:53:26,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:26,456 INFO L225 Difference]: With dead ends: 2851 [2022-11-23 14:53:26,457 INFO L226 Difference]: Without dead ends: 2849 [2022-11-23 14:53:26,459 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 [2022-11-23 14:53:26,459 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 668 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:26,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [670 Valid, 2928 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 14:53:26,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2849 states. [2022-11-23 14:53:26,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2849 to 2736. [2022-11-23 14:53:26,810 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) [2022-11-23 14:53:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 2736 states and 3498 transitions. [2022-11-23 14:53:26,822 INFO L78 Accepts]: Start accepts. Automaton has 2736 states and 3498 transitions. Word has length 98 [2022-11-23 14:53:26,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:26,823 INFO L495 AbstractCegarLoop]: Abstraction has 2736 states and 3498 transitions. [2022-11-23 14:53:26,823 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) [2022-11-23 14:53:26,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3498 transitions. [2022-11-23 14:53:26,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-23 14:53:26,825 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:26,825 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] [2022-11-23 14:53:26,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-23 14:53:26,826 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)] === [2022-11-23 14:53:26,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:26,826 INFO L85 PathProgramCache]: Analyzing trace with hash -885688091, now seen corresponding path program 1 times [2022-11-23 14:53:26,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:26,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030676852] [2022-11-23 14:53:26,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:26,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:26,990 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-23 14:53:26,990 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:26,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030676852] [2022-11-23 14:53:26,991 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030676852] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:26,991 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:26,991 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:53:26,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111365712] [2022-11-23 14:53:26,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:26,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:53:26,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:26,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:53:26,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:53:26,995 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) [2022-11-23 14:53:27,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:27,766 INFO L93 Difference]: Finished difference Result 4815 states and 6130 transitions. [2022-11-23 14:53:27,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:53:27,767 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 [2022-11-23 14:53:27,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:27,781 INFO L225 Difference]: With dead ends: 4815 [2022-11-23 14:53:27,781 INFO L226 Difference]: Without dead ends: 2741 [2022-11-23 14:53:27,787 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 [2022-11-23 14:53:27,787 INFO L413 NwaCegarLoop]: 936 mSDtfsCounter, 5 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:27,788 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1868 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 14:53:27,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2741 states. [2022-11-23 14:53:28,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2741 to 2737. [2022-11-23 14:53:28,101 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) [2022-11-23 14:53:28,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 3499 transitions. [2022-11-23 14:53:28,113 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 3499 transitions. Word has length 108 [2022-11-23 14:53:28,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:28,113 INFO L495 AbstractCegarLoop]: Abstraction has 2737 states and 3499 transitions. [2022-11-23 14:53:28,113 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) [2022-11-23 14:53:28,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3499 transitions. [2022-11-23 14:53:28,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-23 14:53:28,115 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:28,116 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] [2022-11-23 14:53:28,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-23 14:53:28,116 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)] === [2022-11-23 14:53:28,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:28,117 INFO L85 PathProgramCache]: Analyzing trace with hash -483284545, now seen corresponding path program 1 times [2022-11-23 14:53:28,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:28,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233569853] [2022-11-23 14:53:28,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:28,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:28,422 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-23 14:53:28,423 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:28,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233569853] [2022-11-23 14:53:28,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233569853] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:53:28,423 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:53:28,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:53:28,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054187551] [2022-11-23 14:53:28,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:53:28,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:53:28,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:53:28,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:53:28,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:53:28,425 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) [2022-11-23 14:53:29,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:53:29,436 INFO L93 Difference]: Finished difference Result 2783 states and 3532 transitions. [2022-11-23 14:53:29,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:53:29,437 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 [2022-11-23 14:53:29,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:53:29,450 INFO L225 Difference]: With dead ends: 2783 [2022-11-23 14:53:29,450 INFO L226 Difference]: Without dead ends: 2781 [2022-11-23 14:53:29,452 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 [2022-11-23 14:53:29,453 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 696 mSDsluCounter, 1861 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-11-23 14:53:29,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [698 Valid, 2919 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-23 14:53:29,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2781 states. [2022-11-23 14:53:29,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2781 to 2737. [2022-11-23 14:53:29,892 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) [2022-11-23 14:53:29,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 3496 transitions. [2022-11-23 14:53:29,906 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 3496 transitions. Word has length 110 [2022-11-23 14:53:29,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:53:29,907 INFO L495 AbstractCegarLoop]: Abstraction has 2737 states and 3496 transitions. [2022-11-23 14:53:29,908 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) [2022-11-23 14:53:29,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3496 transitions. [2022-11-23 14:53:29,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-23 14:53:29,911 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:53:29,912 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] [2022-11-23 14:53:29,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-23 14:53:29,912 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)] === [2022-11-23 14:53:29,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:53:29,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1371208030, now seen corresponding path program 1 times [2022-11-23 14:53:29,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:53:29,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994996171] [2022-11-23 14:53:29,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:29,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:53:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-23 14:53:30,125 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:53:30,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994996171] [2022-11-23 14:53:30,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994996171] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:53:30,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1016393570] [2022-11-23 14:53:30,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:53:30,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:53:30,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:53:30,127 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:53:30,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70d125e-725f-44d1-9a29-c05f1c44ddd1/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 14:53:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:53:30,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 1273 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 14:53:30,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:53:30,785 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-23 14:53:30,785 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:53:30,913 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-23 14:53:30,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1016393570] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 14:53:30,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [370274820] [2022-11-23 14:53:30,934 INFO L159 IcfgInterpreter]: Started Sifa with 77 locations of interest [2022-11-23 14:53:30,935 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:53:30,938 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:53:30,944 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:53:30,944 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:53:43,537 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 [2022-11-23 14:53:43,545 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 [2022-11-23 14:53:51,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,370 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:51,371 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:51,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,374 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:51,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,390 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:51,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:51,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,400 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:51,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:51,404 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:51,677 INFO L321 Elim1Store]: treesize reduction 84, result has 48.1 percent of original size [2022-11-23 14:53:51,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 57 select indices, 57 select index equivalence classes, 515 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 7 case distinctions, treesize of input 3861 treesize of output 3728 [2022-11-23 14:53:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,367 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:52,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:52,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,372 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:52,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,389 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:52,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,396 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:52,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,399 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:52,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:52,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:52,649 INFO L321 Elim1Store]: treesize reduction 96, result has 40.7 percent of original size [2022-11-23 14:53:52,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 57 select indices, 57 select index equivalence classes, 515 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 7 case distinctions, treesize of input 3805 treesize of output 3660 [2022-11-23 14:53:53,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,331 INFO L217 Elim1Store]: Index analysis took 138 ms [2022-11-23 14:53:53,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,352 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:53,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:53,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,361 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:53,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,366 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:53,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,372 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:53:53,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:53:53,556 INFO L321 Elim1Store]: treesize reduction 112, result has 41.1 percent of original size [2022-11-23 14:53:53,558 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 3777 treesize of output 3659 [2022-11-23 14:58:10,376 WARN L233 SmtUtils]: Spent 9.35s on a formula simplification that was a NOOP. DAG size: 1046 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-23 15:03:52,100 WARN L233 SmtUtils]: Spent 23.76s on a formula simplification. DAG size of input: 1202 DAG size of output: 1202 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)