./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/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_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-5e519f3 [2022-11-03 02:10:28,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:10:28,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:10:28,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:10:28,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:10:28,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:10:28,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:10:28,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:10:28,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:10:28,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:10:28,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:10:28,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:10:28,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:10:28,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:10:28,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:10:28,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:10:28,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:10:28,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:10:28,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:10:28,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:10:28,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:10:28,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:10:28,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:10:28,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:10:28,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:10:28,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:10:28,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:10:28,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:10:28,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:10:28,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:10:28,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:10:28,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:10:28,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:10:28,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:10:28,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:10:28,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:10:28,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:10:28,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:10:28,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:10:28,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:10:28,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:10:28,739 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:10:28,762 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:10:28,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:10:28,763 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:10:28,763 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:10:28,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:10:28,764 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:10:28,764 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:10:28,764 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:10:28,764 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:10:28,765 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:10:28,765 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:10:28,765 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:10:28,765 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:10:28,765 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:10:28,765 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:10:28,766 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:10:28,766 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:10:28,766 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:10:28,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:10:28,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:10:28,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:10:28,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:10:28,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:10:28,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:10:28,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:10:28,768 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:10:28,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:10:28,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:10:28,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:10:28,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:10:28,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:10:28,769 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:10:28,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:10:28,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:10:28,769 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:10:28,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:10:28,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:10:28,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:10:28,770 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_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13180db7de3a8489ee06ea96825d5be5d06449dd3c867f58676a7914255b860c [2022-11-03 02:10:29,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:10:29,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:10:29,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:10:29,077 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:10:29,078 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:10:29,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2022-11-03 02:10:29,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/data/d504bc8a2/8b8c676fa10a47f1a852d7ae3a8e0c3d/FLAGf8865925b [2022-11-03 02:10:30,192 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:10:30,192 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2022-11-03 02:10:30,277 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/data/d504bc8a2/8b8c676fa10a47f1a852d7ae3a8e0c3d/FLAGf8865925b [2022-11-03 02:10:30,567 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/data/d504bc8a2/8b8c676fa10a47f1a852d7ae3a8e0c3d [2022-11-03 02:10:30,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:10:30,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:10:30,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:10:30,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:10:30,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:10:30,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:10:30" (1/1) ... [2022-11-03 02:10:30,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e21ba13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:30, skipping insertion in model container [2022-11-03 02:10:30,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:10:30" (1/1) ... [2022-11-03 02:10:30,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:10:30,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:10:34,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400642,400655] [2022-11-03 02:10:34,693 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400787,400800] [2022-11-03 02:10:34,694 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400933,400946] [2022-11-03 02:10:34,695 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401098,401111] [2022-11-03 02:10:34,696 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401256,401269] [2022-11-03 02:10:34,696 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401414,401427] [2022-11-03 02:10:34,697 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401572,401585] [2022-11-03 02:10:34,697 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401732,401745] [2022-11-03 02:10:34,697 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401891,401904] [2022-11-03 02:10:34,698 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402030,402043] [2022-11-03 02:10:34,698 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402172,402185] [2022-11-03 02:10:34,699 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402321,402334] [2022-11-03 02:10:34,700 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402460,402473] [2022-11-03 02:10:34,700 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402615,402628] [2022-11-03 02:10:34,706 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402775,402788] [2022-11-03 02:10:34,707 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402926,402939] [2022-11-03 02:10:34,708 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403077,403090] [2022-11-03 02:10:34,708 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403229,403242] [2022-11-03 02:10:34,710 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403378,403391] [2022-11-03 02:10:34,712 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403526,403539] [2022-11-03 02:10:34,713 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403683,403696] [2022-11-03 02:10:34,713 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403832,403845] [2022-11-03 02:10:34,714 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403988,404001] [2022-11-03 02:10:34,715 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404141,404154] [2022-11-03 02:10:34,716 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404287,404300] [2022-11-03 02:10:34,716 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404430,404443] [2022-11-03 02:10:34,717 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404582,404595] [2022-11-03 02:10:34,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404728,404741] [2022-11-03 02:10:34,719 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404873,404886] [2022-11-03 02:10:34,720 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405027,405040] [2022-11-03 02:10:34,721 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405178,405191] [2022-11-03 02:10:34,722 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405333,405346] [2022-11-03 02:10:34,722 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405485,405498] [2022-11-03 02:10:34,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405640,405653] [2022-11-03 02:10:34,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405804,405817] [2022-11-03 02:10:34,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405960,405973] [2022-11-03 02:10:34,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406124,406137] [2022-11-03 02:10:34,725 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406266,406279] [2022-11-03 02:10:34,726 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406424,406437] [2022-11-03 02:10:34,726 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406591,406604] [2022-11-03 02:10:34,727 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406750,406763] [2022-11-03 02:10:34,728 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406909,406922] [2022-11-03 02:10:34,728 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407058,407071] [2022-11-03 02:10:34,728 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407205,407218] [2022-11-03 02:10:34,729 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407344,407357] [2022-11-03 02:10:34,729 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407507,407520] [2022-11-03 02:10:34,730 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407673,407686] [2022-11-03 02:10:34,731 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407837,407850] [2022-11-03 02:10:34,731 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408002,408015] [2022-11-03 02:10:34,732 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408167,408180] [2022-11-03 02:10:34,732 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408333,408346] [2022-11-03 02:10:34,733 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408498,408511] [2022-11-03 02:10:34,734 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408665,408678] [2022-11-03 02:10:34,734 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408825,408838] [2022-11-03 02:10:34,735 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408987,409000] [2022-11-03 02:10:34,736 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409146,409159] [2022-11-03 02:10:34,736 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409292,409305] [2022-11-03 02:10:34,736 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409435,409448] [2022-11-03 02:10:34,737 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409579,409592] [2022-11-03 02:10:34,737 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409722,409735] [2022-11-03 02:10:34,738 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409866,409879] [2022-11-03 02:10:34,739 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410007,410020] [2022-11-03 02:10:34,740 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410145,410158] [2022-11-03 02:10:34,740 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410303,410316] [2022-11-03 02:10:34,741 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410462,410475] [2022-11-03 02:10:34,741 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410618,410631] [2022-11-03 02:10:34,741 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410767,410780] [2022-11-03 02:10:34,742 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410919,410932] [2022-11-03 02:10:34,742 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411070,411083] [2022-11-03 02:10:34,743 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411219,411232] [2022-11-03 02:10:34,743 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411371,411384] [2022-11-03 02:10:34,744 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411519,411532] [2022-11-03 02:10:34,744 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411672,411685] [2022-11-03 02:10:34,745 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411823,411836] [2022-11-03 02:10:34,745 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411973,411986] [2022-11-03 02:10:34,745 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412120,412133] [2022-11-03 02:10:34,746 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412271,412284] [2022-11-03 02:10:34,746 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412422,412435] [2022-11-03 02:10:34,747 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412570,412583] [2022-11-03 02:10:34,747 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412736,412749] [2022-11-03 02:10:34,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412905,412918] [2022-11-03 02:10:34,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413072,413085] [2022-11-03 02:10:34,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413240,413253] [2022-11-03 02:10:34,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413390,413403] [2022-11-03 02:10:34,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413537,413550] [2022-11-03 02:10:34,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413698,413711] [2022-11-03 02:10:34,752 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413868,413881] [2022-11-03 02:10:34,752 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[414030,414043] [2022-11-03 02:10:34,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:10:34,803 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:10:35,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400642,400655] [2022-11-03 02:10:35,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400787,400800] [2022-11-03 02:10:35,128 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[400933,400946] [2022-11-03 02:10:35,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401098,401111] [2022-11-03 02:10:35,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401256,401269] [2022-11-03 02:10:35,129 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401414,401427] [2022-11-03 02:10:35,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401572,401585] [2022-11-03 02:10:35,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401732,401745] [2022-11-03 02:10:35,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[401891,401904] [2022-11-03 02:10:35,131 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402030,402043] [2022-11-03 02:10:35,131 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402172,402185] [2022-11-03 02:10:35,131 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402321,402334] [2022-11-03 02:10:35,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402460,402473] [2022-11-03 02:10:35,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402615,402628] [2022-11-03 02:10:35,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402775,402788] [2022-11-03 02:10:35,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[402926,402939] [2022-11-03 02:10:35,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403077,403090] [2022-11-03 02:10:35,133 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403229,403242] [2022-11-03 02:10:35,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403378,403391] [2022-11-03 02:10:35,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403526,403539] [2022-11-03 02:10:35,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403683,403696] [2022-11-03 02:10:35,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403832,403845] [2022-11-03 02:10:35,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[403988,404001] [2022-11-03 02:10:35,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404141,404154] [2022-11-03 02:10:35,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404287,404300] [2022-11-03 02:10:35,136 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404430,404443] [2022-11-03 02:10:35,184 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404582,404595] [2022-11-03 02:10:35,184 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404728,404741] [2022-11-03 02:10:35,184 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[404873,404886] [2022-11-03 02:10:35,185 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405027,405040] [2022-11-03 02:10:35,185 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405178,405191] [2022-11-03 02:10:35,185 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405333,405346] [2022-11-03 02:10:35,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405485,405498] [2022-11-03 02:10:35,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405640,405653] [2022-11-03 02:10:35,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405804,405817] [2022-11-03 02:10:35,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[405960,405973] [2022-11-03 02:10:35,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406124,406137] [2022-11-03 02:10:35,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406266,406279] [2022-11-03 02:10:35,188 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406424,406437] [2022-11-03 02:10:35,188 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406591,406604] [2022-11-03 02:10:35,189 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406750,406763] [2022-11-03 02:10:35,189 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[406909,406922] [2022-11-03 02:10:35,189 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407058,407071] [2022-11-03 02:10:35,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407205,407218] [2022-11-03 02:10:35,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407344,407357] [2022-11-03 02:10:35,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407507,407520] [2022-11-03 02:10:35,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407673,407686] [2022-11-03 02:10:35,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[407837,407850] [2022-11-03 02:10:35,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408002,408015] [2022-11-03 02:10:35,192 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408167,408180] [2022-11-03 02:10:35,192 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408333,408346] [2022-11-03 02:10:35,192 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408498,408511] [2022-11-03 02:10:35,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408665,408678] [2022-11-03 02:10:35,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408825,408838] [2022-11-03 02:10:35,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[408987,409000] [2022-11-03 02:10:35,194 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409146,409159] [2022-11-03 02:10:35,194 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409292,409305] [2022-11-03 02:10:35,194 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409435,409448] [2022-11-03 02:10:35,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409579,409592] [2022-11-03 02:10:35,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409722,409735] [2022-11-03 02:10:35,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[409866,409879] [2022-11-03 02:10:35,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410007,410020] [2022-11-03 02:10:35,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410145,410158] [2022-11-03 02:10:35,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410303,410316] [2022-11-03 02:10:35,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410462,410475] [2022-11-03 02:10:35,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410618,410631] [2022-11-03 02:10:35,197 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410767,410780] [2022-11-03 02:10:35,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[410919,410932] [2022-11-03 02:10:35,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411070,411083] [2022-11-03 02:10:35,198 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411219,411232] [2022-11-03 02:10:35,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411371,411384] [2022-11-03 02:10:35,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411519,411532] [2022-11-03 02:10:35,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411672,411685] [2022-11-03 02:10:35,200 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411823,411836] [2022-11-03 02:10:35,200 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[411973,411986] [2022-11-03 02:10:35,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412120,412133] [2022-11-03 02:10:35,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412271,412284] [2022-11-03 02:10:35,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412422,412435] [2022-11-03 02:10:35,202 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412570,412583] [2022-11-03 02:10:35,202 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412736,412749] [2022-11-03 02:10:35,202 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[412905,412918] [2022-11-03 02:10:35,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413072,413085] [2022-11-03 02:10:35,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413240,413253] [2022-11-03 02:10:35,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413390,413403] [2022-11-03 02:10:35,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413537,413550] [2022-11-03 02:10:35,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413698,413711] [2022-11-03 02:10:35,204 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[413868,413881] [2022-11-03 02:10:35,205 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i[414030,414043] [2022-11-03 02:10:35,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:10:35,403 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:10:35,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35 WrapperNode [2022-11-03 02:10:35,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:10:35,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:10:35,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:10:35,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:10:35,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,706 INFO L138 Inliner]: procedures = 616, calls = 1459, calls flagged for inlining = 273, calls inlined = 178, statements flattened = 2640 [2022-11-03 02:10:35,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:10:35,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:10:35,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:10:35,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:10:35,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,878 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:10:35,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:10:35,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:10:35,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:10:35,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (1/1) ... [2022-11-03 02:10:35,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:10:35,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:10:35,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:10:36,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:10:36,073 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-03 02:10:36,074 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-03 02:10:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-03 02:10:36,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-03 02:10:36,074 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release_net [2022-11-03 02:10:36,074 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release_net [2022-11-03 02:10:36,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:10:36,075 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:10:36,075 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-03 02:10:36,075 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-03 02:10:36,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:10:36,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:10:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-03 02:10:36,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-03 02:10:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 02:10:36,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 02:10:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure __nfulnl_send [2022-11-03 02:10:36,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __nfulnl_send [2022-11-03 02:10:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh [2022-11-03 02:10:36,077 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh [2022-11-03 02:10:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure instance_put [2022-11-03 02:10:36,077 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_put [2022-11-03 02:10:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-03 02:10:36,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-03 02:10:36,078 INFO L130 BoogieDeclarations]: Found specification of procedure nf_log_unregister [2022-11-03 02:10:36,078 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_log_unregister [2022-11-03 02:10:36,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-03 02:10:36,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-03 02:10:36,078 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 02:10:36,079 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 02:10:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 02:10:36,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 02:10:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-03 02:10:36,079 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-03 02:10:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:10:36,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:10:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-03 02:10:36,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-03 02:10:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:10:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2022-11-03 02:10:36,081 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2022-11-03 02:10:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-03 02:10:36,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-03 02:10:36,081 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-03 02:10:36,082 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-03 02:10:36,082 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 02:10:36,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 02:10:36,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-03 02:10:36,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-03 02:10:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 02:10:36,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 02:10:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_subsys_unregister [2022-11-03 02:10:36,085 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_subsys_unregister [2022-11-03 02:10:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-03 02:10:36,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-03 02:10:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:10:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-03 02:10:36,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-03 02:10:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-03 02:10:36,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-03 02:10:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure seq_file_net [2022-11-03 02:10:36,086 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_file_net [2022-11-03 02:10:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_130 [2022-11-03 02:10:36,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_130 [2022-11-03 02:10:36,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-03 02:10:36,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-03 02:10:36,090 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-03 02:10:36,090 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-03 02:10:36,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_138 [2022-11-03 02:10:36,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_138 [2022-11-03 02:10:36,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-03 02:10:36,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-03 02:10:36,092 INFO L130 BoogieDeclarations]: Found specification of procedure instance_lookup_get [2022-11-03 02:10:36,092 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_lookup_get [2022-11-03 02:10:36,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:10:36,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:10:36,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:10:36,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:10:36,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:10:36,100 INFO L130 BoogieDeclarations]: Found specification of procedure seq_show [2022-11-03 02:10:36,100 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_show [2022-11-03 02:10:36,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-03 02:10:36,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-03 02:10:36,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:10:36,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:10:36,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_nfulnl_instance [2022-11-03 02:10:36,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_nfulnl_instance [2022-11-03 02:10:36,101 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-03 02:10:36,101 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-03 02:10:36,101 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-03 02:10:36,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-03 02:10:36,102 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-03 02:10:36,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:10:36,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:10:36,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 02:10:36,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 02:10:36,103 INFO L130 BoogieDeclarations]: Found specification of procedure nful_open [2022-11-03 02:10:36,103 INFO L138 BoogieDeclarations]: Found implementation of procedure nful_open [2022-11-03 02:10:36,103 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-03 02:10:36,103 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-03 02:10:36,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netlink_unregister_notifier [2022-11-03 02:10:36,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netlink_unregister_notifier [2022-11-03 02:10:36,104 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be32 [2022-11-03 02:10:36,104 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be32 [2022-11-03 02:10:36,104 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-03 02:10:36,104 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-03 02:10:36,104 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_log_pernet [2022-11-03 02:10:36,104 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_log_pernet [2022-11-03 02:10:36,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-03 02:10:36,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-03 02:10:36,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-11-03 02:10:36,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-11-03 02:10:36,105 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_data [2022-11-03 02:10:36,105 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_data [2022-11-03 02:10:36,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-03 02:10:36,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-03 02:10:36,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:10:36,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-03 02:10:36,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-03 02:10:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:10:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock_bh [2022-11-03 02:10:36,108 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock_bh [2022-11-03 02:10:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:10:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_log_net_exit [2022-11-03 02:10:36,109 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_log_net_exit [2022-11-03 02:10:36,109 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-03 02:10:36,109 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-03 02:10:36,109 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-03 02:10:36,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-03 02:10:36,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-03 02:10:36,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-03 02:10:36,110 INFO L130 BoogieDeclarations]: Found specification of procedure __instance_lookup [2022-11-03 02:10:36,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __instance_lookup [2022-11-03 02:10:36,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 02:10:36,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 02:10:36,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 02:10:36,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 02:10:36,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-03 02:10:36,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-03 02:10:36,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-03 02:10:36,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-03 02:10:36,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_132 [2022-11-03 02:10:36,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_132 [2022-11-03 02:10:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_139 [2022-11-03 02:10:36,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_139 [2022-11-03 02:10:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure netlink_unregister_notifier [2022-11-03 02:10:36,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netlink_unregister_notifier [2022-11-03 02:10:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-03 02:10:36,113 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-03 02:10:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-03 02:10:36,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-03 02:10:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:10:36,113 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:10:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:10:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-03 02:10:36,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-03 02:10:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:10:36,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:10:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-03 02:10:36,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-03 02:10:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-03 02:10:36,115 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-03 02:10:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-03 02:10:36,115 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-03 02:10:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2022-11-03 02:10:36,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2022-11-03 02:10:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure __instance_destroy [2022-11-03 02:10:36,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __instance_destroy [2022-11-03 02:10:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 02:10:36,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 02:10:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_nfulnl_instance [2022-11-03 02:10:36,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_nfulnl_instance [2022-11-03 02:10:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-03 02:10:36,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-03 02:10:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure instance_hashfn [2022-11-03 02:10:36,117 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_hashfn [2022-11-03 02:10:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:10:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure __nfulnl_flush [2022-11-03 02:10:36,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __nfulnl_flush [2022-11-03 02:10:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure get_next [2022-11-03 02:10:36,118 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next [2022-11-03 02:10:36,883 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:10:36,887 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:10:37,171 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:10:39,020 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:10:39,365 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:10:39,365 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-03 02:10:39,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:10:39 BoogieIcfgContainer [2022-11-03 02:10:39,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:10:39,372 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:10:39,372 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:10:39,376 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:10:39,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:10:30" (1/3) ... [2022-11-03 02:10:39,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@147bc5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:10:39, skipping insertion in model container [2022-11-03 02:10:39,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:10:35" (2/3) ... [2022-11-03 02:10:39,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@147bc5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:10:39, skipping insertion in model container [2022-11-03 02:10:39,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:10:39" (3/3) ... [2022-11-03 02:10:39,379 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2022-11-03 02:10:39,399 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:10:39,400 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-11-03 02:10:39,468 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:10:39,475 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;@16d18a13, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:10:39,475 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2022-11-03 02:10:39,486 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) [2022-11-03 02:10:39,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-03 02:10:39,502 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:39,503 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] [2022-11-03 02:10:39,503 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)] === [2022-11-03 02:10:39,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:39,512 INFO L85 PathProgramCache]: Analyzing trace with hash 478082376, now seen corresponding path program 1 times [2022-11-03 02:10:39,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:39,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983317023] [2022-11-03 02:10:39,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:39,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:40,470 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:40,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:40,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983317023] [2022-11-03 02:10:40,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983317023] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:40,475 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:40,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:40,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564351361] [2022-11-03 02:10:40,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:40,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:40,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:40,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:40,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:40,549 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) [2022-11-03 02:10:41,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:41,615 INFO L93 Difference]: Finished difference Result 1708 states and 2388 transitions. [2022-11-03 02:10:41,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:41,618 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 [2022-11-03 02:10:41,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:41,638 INFO L225 Difference]: With dead ends: 1708 [2022-11-03 02:10:41,638 INFO L226 Difference]: Without dead ends: 849 [2022-11-03 02:10:41,649 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:41,653 INFO L413 NwaCegarLoop]: 966 mSDtfsCounter, 1104 mSDsluCounter, 1125 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:41,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1106 Valid, 1932 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 02:10:41,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2022-11-03 02:10:41,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 849. [2022-11-03 02:10:41,760 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) [2022-11-03 02:10:41,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 849 states and 1111 transitions. [2022-11-03 02:10:41,798 INFO L78 Accepts]: Start accepts. Automaton has 849 states and 1111 transitions. Word has length 51 [2022-11-03 02:10:41,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:41,800 INFO L495 AbstractCegarLoop]: Abstraction has 849 states and 1111 transitions. [2022-11-03 02:10:41,801 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) [2022-11-03 02:10:41,801 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1111 transitions. [2022-11-03 02:10:41,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-03 02:10:41,809 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:41,810 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] [2022-11-03 02:10:41,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:10:41,810 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)] === [2022-11-03 02:10:41,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:41,811 INFO L85 PathProgramCache]: Analyzing trace with hash 148089809, now seen corresponding path program 1 times [2022-11-03 02:10:41,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:41,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641169150] [2022-11-03 02:10:41,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:41,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:42,138 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:42,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641169150] [2022-11-03 02:10:42,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641169150] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:42,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:42,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:42,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491191504] [2022-11-03 02:10:42,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:42,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:42,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:42,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:42,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:42,142 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) [2022-11-03 02:10:43,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:43,133 INFO L93 Difference]: Finished difference Result 849 states and 1111 transitions. [2022-11-03 02:10:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:43,135 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 [2022-11-03 02:10:43,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:43,142 INFO L225 Difference]: With dead ends: 849 [2022-11-03 02:10:43,143 INFO L226 Difference]: Without dead ends: 847 [2022-11-03 02:10:43,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:43,145 INFO L413 NwaCegarLoop]: 948 mSDtfsCounter, 1084 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:43,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1086 Valid, 1896 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-03 02:10:43,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2022-11-03 02:10:43,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 847. [2022-11-03 02:10:43,210 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) [2022-11-03 02:10:43,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1109 transitions. [2022-11-03 02:10:43,218 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1109 transitions. Word has length 56 [2022-11-03 02:10:43,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:43,218 INFO L495 AbstractCegarLoop]: Abstraction has 847 states and 1109 transitions. [2022-11-03 02:10:43,219 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) [2022-11-03 02:10:43,219 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1109 transitions. [2022-11-03 02:10:43,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-03 02:10:43,221 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:43,221 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] [2022-11-03 02:10:43,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:10:43,221 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)] === [2022-11-03 02:10:43,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:43,222 INFO L85 PathProgramCache]: Analyzing trace with hash -851673992, now seen corresponding path program 1 times [2022-11-03 02:10:43,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:43,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597042031] [2022-11-03 02:10:43,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:43,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:43,507 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:43,507 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:43,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597042031] [2022-11-03 02:10:43,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597042031] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:43,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:43,508 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:43,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627060781] [2022-11-03 02:10:43,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:43,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:43,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:43,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:43,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:43,510 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) [2022-11-03 02:10:44,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:44,240 INFO L93 Difference]: Finished difference Result 847 states and 1109 transitions. [2022-11-03 02:10:44,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:44,240 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 [2022-11-03 02:10:44,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:44,246 INFO L225 Difference]: With dead ends: 847 [2022-11-03 02:10:44,246 INFO L226 Difference]: Without dead ends: 845 [2022-11-03 02:10:44,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:44,248 INFO L413 NwaCegarLoop]: 946 mSDtfsCounter, 1081 mSDsluCounter, 1104 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:44,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1083 Valid, 1892 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-03 02:10:44,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2022-11-03 02:10:44,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 845. [2022-11-03 02:10:44,307 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) [2022-11-03 02:10:44,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 845 states and 1107 transitions. [2022-11-03 02:10:44,313 INFO L78 Accepts]: Start accepts. Automaton has 845 states and 1107 transitions. Word has length 61 [2022-11-03 02:10:44,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:44,314 INFO L495 AbstractCegarLoop]: Abstraction has 845 states and 1107 transitions. [2022-11-03 02:10:44,314 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) [2022-11-03 02:10:44,314 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1107 transitions. [2022-11-03 02:10:44,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-03 02:10:44,316 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:44,316 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] [2022-11-03 02:10:44,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:10:44,317 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)] === [2022-11-03 02:10:44,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:44,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1905224098, now seen corresponding path program 1 times [2022-11-03 02:10:44,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:44,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971412315] [2022-11-03 02:10:44,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:44,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:44,572 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:44,572 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:44,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971412315] [2022-11-03 02:10:44,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971412315] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:44,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:44,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:44,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600950298] [2022-11-03 02:10:44,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:44,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:44,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:44,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:44,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:44,575 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) [2022-11-03 02:10:45,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:45,437 INFO L93 Difference]: Finished difference Result 845 states and 1107 transitions. [2022-11-03 02:10:45,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:45,438 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 [2022-11-03 02:10:45,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:45,443 INFO L225 Difference]: With dead ends: 845 [2022-11-03 02:10:45,443 INFO L226 Difference]: Without dead ends: 843 [2022-11-03 02:10:45,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:45,445 INFO L413 NwaCegarLoop]: 944 mSDtfsCounter, 1078 mSDsluCounter, 1102 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:45,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1080 Valid, 1888 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-03 02:10:45,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2022-11-03 02:10:45,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 843. [2022-11-03 02:10:45,499 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) [2022-11-03 02:10:45,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1105 transitions. [2022-11-03 02:10:45,505 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1105 transitions. Word has length 66 [2022-11-03 02:10:45,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:45,506 INFO L495 AbstractCegarLoop]: Abstraction has 843 states and 1105 transitions. [2022-11-03 02:10:45,507 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) [2022-11-03 02:10:45,507 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1105 transitions. [2022-11-03 02:10:45,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-03 02:10:45,508 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:45,508 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] [2022-11-03 02:10:45,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:10:45,509 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)] === [2022-11-03 02:10:45,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:45,509 INFO L85 PathProgramCache]: Analyzing trace with hash -78389054, now seen corresponding path program 1 times [2022-11-03 02:10:45,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:45,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608708693] [2022-11-03 02:10:45,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:45,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:45,963 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-03 02:10:45,963 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:45,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608708693] [2022-11-03 02:10:45,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608708693] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:45,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:45,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:10:45,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479472721] [2022-11-03 02:10:45,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:45,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:10:45,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:45,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:10:45,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:45,967 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) [2022-11-03 02:10:47,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:47,718 INFO L93 Difference]: Finished difference Result 1404 states and 1803 transitions. [2022-11-03 02:10:47,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:10:47,719 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 [2022-11-03 02:10:47,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:47,728 INFO L225 Difference]: With dead ends: 1404 [2022-11-03 02:10:47,728 INFO L226 Difference]: Without dead ends: 1402 [2022-11-03 02:10:47,729 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 [2022-11-03 02:10:47,730 INFO L413 NwaCegarLoop]: 1183 mSDtfsCounter, 686 mSDsluCounter, 3463 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 4145 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:47,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [687 Valid, 4145 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1033 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-03 02:10:47,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1402 states. [2022-11-03 02:10:47,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1402 to 1231. [2022-11-03 02:10:47,844 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) [2022-11-03 02:10:47,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 1619 transitions. [2022-11-03 02:10:47,857 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 1619 transitions. Word has length 76 [2022-11-03 02:10:47,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:47,858 INFO L495 AbstractCegarLoop]: Abstraction has 1231 states and 1619 transitions. [2022-11-03 02:10:47,858 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) [2022-11-03 02:10:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1619 transitions. [2022-11-03 02:10:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-03 02:10:47,860 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:47,860 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] [2022-11-03 02:10:47,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:10:47,861 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)] === [2022-11-03 02:10:47,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:47,862 INFO L85 PathProgramCache]: Analyzing trace with hash -415307618, now seen corresponding path program 1 times [2022-11-03 02:10:47,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:47,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836368849] [2022-11-03 02:10:47,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:47,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:48,075 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:48,076 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:48,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836368849] [2022-11-03 02:10:48,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836368849] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:48,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:48,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:48,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926751888] [2022-11-03 02:10:48,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:48,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:48,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:48,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:48,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:48,079 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) [2022-11-03 02:10:48,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:48,709 INFO L93 Difference]: Finished difference Result 1231 states and 1619 transitions. [2022-11-03 02:10:48,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:48,710 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 [2022-11-03 02:10:48,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:48,717 INFO L225 Difference]: With dead ends: 1231 [2022-11-03 02:10:48,717 INFO L226 Difference]: Without dead ends: 1229 [2022-11-03 02:10:48,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:48,719 INFO L413 NwaCegarLoop]: 942 mSDtfsCounter, 1075 mSDsluCounter, 1100 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 [2022-11-03 02:10:48,720 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] [2022-11-03 02:10:48,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2022-11-03 02:10:48,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1229. [2022-11-03 02:10:48,812 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) [2022-11-03 02:10:48,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1229 states and 1617 transitions. [2022-11-03 02:10:48,825 INFO L78 Accepts]: Start accepts. Automaton has 1229 states and 1617 transitions. Word has length 71 [2022-11-03 02:10:48,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:48,826 INFO L495 AbstractCegarLoop]: Abstraction has 1229 states and 1617 transitions. [2022-11-03 02:10:48,826 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) [2022-11-03 02:10:48,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1617 transitions. [2022-11-03 02:10:48,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-03 02:10:48,827 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:48,827 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] [2022-11-03 02:10:48,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:10:48,828 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)] === [2022-11-03 02:10:48,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:48,829 INFO L85 PathProgramCache]: Analyzing trace with hash -745550898, now seen corresponding path program 1 times [2022-11-03 02:10:48,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:48,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292872059] [2022-11-03 02:10:48,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:48,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:49,073 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:49,073 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:49,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292872059] [2022-11-03 02:10:49,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292872059] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:49,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:49,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:49,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050687199] [2022-11-03 02:10:49,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:49,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:49,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:49,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:49,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:49,077 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) [2022-11-03 02:10:49,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:49,731 INFO L93 Difference]: Finished difference Result 1229 states and 1617 transitions. [2022-11-03 02:10:49,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:49,732 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 [2022-11-03 02:10:49,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:49,739 INFO L225 Difference]: With dead ends: 1229 [2022-11-03 02:10:49,739 INFO L226 Difference]: Without dead ends: 1227 [2022-11-03 02:10:49,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:49,741 INFO L413 NwaCegarLoop]: 940 mSDtfsCounter, 1072 mSDsluCounter, 1098 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:49,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1074 Valid, 1880 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-03 02:10:49,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2022-11-03 02:10:49,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1227. [2022-11-03 02:10:49,840 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) [2022-11-03 02:10:49,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1615 transitions. [2022-11-03 02:10:49,847 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1615 transitions. Word has length 76 [2022-11-03 02:10:49,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:49,848 INFO L495 AbstractCegarLoop]: Abstraction has 1227 states and 1615 transitions. [2022-11-03 02:10:49,848 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) [2022-11-03 02:10:49,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1615 transitions. [2022-11-03 02:10:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-03 02:10:49,850 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:49,850 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] [2022-11-03 02:10:49,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 02:10:49,851 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)] === [2022-11-03 02:10:49,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:49,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1481583180, now seen corresponding path program 1 times [2022-11-03 02:10:49,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:49,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743179195] [2022-11-03 02:10:49,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:49,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:50,096 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:50,097 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:50,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743179195] [2022-11-03 02:10:50,097 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743179195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:50,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:50,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:50,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38856742] [2022-11-03 02:10:50,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:50,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:50,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:50,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:50,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:50,100 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) [2022-11-03 02:10:50,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:50,909 INFO L93 Difference]: Finished difference Result 1227 states and 1615 transitions. [2022-11-03 02:10:50,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:50,910 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 [2022-11-03 02:10:50,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:50,916 INFO L225 Difference]: With dead ends: 1227 [2022-11-03 02:10:50,916 INFO L226 Difference]: Without dead ends: 1225 [2022-11-03 02:10:50,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:50,919 INFO L413 NwaCegarLoop]: 938 mSDtfsCounter, 1069 mSDsluCounter, 1096 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1071 SdHoareTripleChecker+Valid, 1876 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:50,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1071 Valid, 1876 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 02:10:50,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1225 states. [2022-11-03 02:10:51,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1225 to 1225. [2022-11-03 02:10:51,033 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) [2022-11-03 02:10:51,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1613 transitions. [2022-11-03 02:10:51,041 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1613 transitions. Word has length 81 [2022-11-03 02:10:51,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:51,042 INFO L495 AbstractCegarLoop]: Abstraction has 1225 states and 1613 transitions. [2022-11-03 02:10:51,042 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) [2022-11-03 02:10:51,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1613 transitions. [2022-11-03 02:10:51,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-03 02:10:51,044 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:51,044 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] [2022-11-03 02:10:51,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 02:10:51,045 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)] === [2022-11-03 02:10:51,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:51,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1452116503, now seen corresponding path program 1 times [2022-11-03 02:10:51,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:51,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198737627] [2022-11-03 02:10:51,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:51,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-03 02:10:51,427 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:51,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198737627] [2022-11-03 02:10:51,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198737627] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:51,427 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:51,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:10:51,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279852218] [2022-11-03 02:10:51,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:51,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:10:51,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:51,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:10:51,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:51,431 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) [2022-11-03 02:10:53,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:53,022 INFO L93 Difference]: Finished difference Result 1367 states and 1768 transitions. [2022-11-03 02:10:53,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:10:53,023 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 [2022-11-03 02:10:53,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:53,031 INFO L225 Difference]: With dead ends: 1367 [2022-11-03 02:10:53,031 INFO L226 Difference]: Without dead ends: 1365 [2022-11-03 02:10:53,032 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 [2022-11-03 02:10:53,033 INFO L413 NwaCegarLoop]: 1037 mSDtfsCounter, 955 mSDsluCounter, 2697 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 957 SdHoareTripleChecker+Valid, 3339 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:53,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [957 Valid, 3339 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-03 02:10:53,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1365 states. [2022-11-03 02:10:53,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1365 to 1353. [2022-11-03 02:10:53,167 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) [2022-11-03 02:10:53,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 1760 transitions. [2022-11-03 02:10:53,177 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 1760 transitions. Word has length 89 [2022-11-03 02:10:53,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:53,178 INFO L495 AbstractCegarLoop]: Abstraction has 1353 states and 1760 transitions. [2022-11-03 02:10:53,178 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) [2022-11-03 02:10:53,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1760 transitions. [2022-11-03 02:10:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-03 02:10:53,180 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:53,180 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] [2022-11-03 02:10:53,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-03 02:10:53,181 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)] === [2022-11-03 02:10:53,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:53,181 INFO L85 PathProgramCache]: Analyzing trace with hash -887112499, now seen corresponding path program 1 times [2022-11-03 02:10:53,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:53,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71609723] [2022-11-03 02:10:53,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:53,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:53,415 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:53,416 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:53,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71609723] [2022-11-03 02:10:53,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71609723] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:53,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:53,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:53,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867621555] [2022-11-03 02:10:53,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:53,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:53,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:53,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:53,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:53,418 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) [2022-11-03 02:10:54,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:54,130 INFO L93 Difference]: Finished difference Result 1353 states and 1760 transitions. [2022-11-03 02:10:54,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:54,131 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 [2022-11-03 02:10:54,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:54,138 INFO L225 Difference]: With dead ends: 1353 [2022-11-03 02:10:54,138 INFO L226 Difference]: Without dead ends: 1351 [2022-11-03 02:10:54,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:54,140 INFO L413 NwaCegarLoop]: 936 mSDtfsCounter, 1070 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:54,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1072 Valid, 1868 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-03 02:10:54,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1351 states. [2022-11-03 02:10:54,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1351 to 1351. [2022-11-03 02:10:54,267 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) [2022-11-03 02:10:54,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1351 states and 1758 transitions. [2022-11-03 02:10:54,274 INFO L78 Accepts]: Start accepts. Automaton has 1351 states and 1758 transitions. Word has length 86 [2022-11-03 02:10:54,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:54,275 INFO L495 AbstractCegarLoop]: Abstraction has 1351 states and 1758 transitions. [2022-11-03 02:10:54,275 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) [2022-11-03 02:10:54,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1758 transitions. [2022-11-03 02:10:54,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-03 02:10:54,277 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:54,277 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] [2022-11-03 02:10:54,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-03 02:10:54,278 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)] === [2022-11-03 02:10:54,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:54,278 INFO L85 PathProgramCache]: Analyzing trace with hash -2111452944, now seen corresponding path program 1 times [2022-11-03 02:10:54,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:54,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008807924] [2022-11-03 02:10:54,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:54,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:54,491 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:54,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008807924] [2022-11-03 02:10:54,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008807924] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:54,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:54,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:54,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789686803] [2022-11-03 02:10:54,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:54,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:54,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:54,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:54,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:54,494 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) [2022-11-03 02:10:55,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:55,188 INFO L93 Difference]: Finished difference Result 1351 states and 1758 transitions. [2022-11-03 02:10:55,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:10:55,189 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 [2022-11-03 02:10:55,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:55,196 INFO L225 Difference]: With dead ends: 1351 [2022-11-03 02:10:55,196 INFO L226 Difference]: Without dead ends: 1349 [2022-11-03 02:10:55,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:55,197 INFO L413 NwaCegarLoop]: 934 mSDtfsCounter, 1062 mSDsluCounter, 1092 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1064 SdHoareTripleChecker+Valid, 1868 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:55,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1064 Valid, 1868 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-03 02:10:55,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1349 states. [2022-11-03 02:10:55,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1349 to 1349. [2022-11-03 02:10:55,332 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) [2022-11-03 02:10:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1349 states and 1756 transitions. [2022-11-03 02:10:55,342 INFO L78 Accepts]: Start accepts. Automaton has 1349 states and 1756 transitions. Word has length 88 [2022-11-03 02:10:55,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:55,344 INFO L495 AbstractCegarLoop]: Abstraction has 1349 states and 1756 transitions. [2022-11-03 02:10:55,344 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) [2022-11-03 02:10:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1756 transitions. [2022-11-03 02:10:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-03 02:10:55,349 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:55,349 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] [2022-11-03 02:10:55,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-03 02:10:55,350 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)] === [2022-11-03 02:10:55,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:55,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1580006579, now seen corresponding path program 1 times [2022-11-03 02:10:55,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:55,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752558489] [2022-11-03 02:10:55,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:55,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-11-03 02:10:55,686 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:55,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752558489] [2022-11-03 02:10:55,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752558489] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:10:55,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1154413973] [2022-11-03 02:10:55,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:55,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:10:55,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:10:55,690 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:10:55,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:10:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:56,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 1187 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-03 02:10:56,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:10:56,303 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-03 02:10:56,303 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:10:56,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1154413973] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:56,303 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:10:56,304 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2022-11-03 02:10:56,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428033662] [2022-11-03 02:10:56,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:56,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:10:56,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:56,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:10:56,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:10:56,306 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) [2022-11-03 02:10:57,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:57,575 INFO L93 Difference]: Finished difference Result 2620 states and 3396 transitions. [2022-11-03 02:10:57,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:10:57,576 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 [2022-11-03 02:10:57,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:57,586 INFO L225 Difference]: With dead ends: 2620 [2022-11-03 02:10:57,586 INFO L226 Difference]: Without dead ends: 1392 [2022-11-03 02:10:57,590 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 [2022-11-03 02:10:57,591 INFO L413 NwaCegarLoop]: 965 mSDtfsCounter, 215 mSDsluCounter, 2994 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 3531 SdHoareTripleChecker+Invalid, 721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:10:57,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 3531 Invalid, 721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-03 02:10:57,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2022-11-03 02:10:57,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1355. [2022-11-03 02:10:57,827 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) [2022-11-03 02:10:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1355 states and 1764 transitions. [2022-11-03 02:10:57,837 INFO L78 Accepts]: Start accepts. Automaton has 1355 states and 1764 transitions. Word has length 103 [2022-11-03 02:10:57,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:57,838 INFO L495 AbstractCegarLoop]: Abstraction has 1355 states and 1764 transitions. [2022-11-03 02:10:57,838 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) [2022-11-03 02:10:57,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1764 transitions. [2022-11-03 02:10:57,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-03 02:10:57,841 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:57,841 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] [2022-11-03 02:10:57,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:10:58,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-03 02:10:58,055 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)] === [2022-11-03 02:10:58,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:58,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1560206750, now seen corresponding path program 1 times [2022-11-03 02:10:58,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:58,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142417144] [2022-11-03 02:10:58,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:58,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:58,322 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:58,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142417144] [2022-11-03 02:10:58,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142417144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:58,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:58,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:58,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434807443] [2022-11-03 02:10:58,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:58,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:58,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:58,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:58,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:58,324 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) [2022-11-03 02:10:59,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:10:59,421 INFO L93 Difference]: Finished difference Result 2048 states and 2599 transitions. [2022-11-03 02:10:59,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:10:59,421 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 [2022-11-03 02:10:59,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:10:59,432 INFO L225 Difference]: With dead ends: 2048 [2022-11-03 02:10:59,433 INFO L226 Difference]: Without dead ends: 2046 [2022-11-03 02:10:59,434 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:10:59,436 INFO L413 NwaCegarLoop]: 1082 mSDtfsCounter, 1061 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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 [2022-11-03 02:10:59,436 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] [2022-11-03 02:10:59,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2046 states. [2022-11-03 02:10:59,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2046 to 2000. [2022-11-03 02:10:59,704 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) [2022-11-03 02:10:59,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 2000 states and 2572 transitions. [2022-11-03 02:10:59,714 INFO L78 Accepts]: Start accepts. Automaton has 2000 states and 2572 transitions. Word has length 93 [2022-11-03 02:10:59,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:10:59,715 INFO L495 AbstractCegarLoop]: Abstraction has 2000 states and 2572 transitions. [2022-11-03 02:10:59,715 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) [2022-11-03 02:10:59,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2572 transitions. [2022-11-03 02:10:59,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-03 02:10:59,717 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:10:59,717 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] [2022-11-03 02:10:59,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-03 02:10:59,718 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)] === [2022-11-03 02:10:59,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:10:59,718 INFO L85 PathProgramCache]: Analyzing trace with hash 849158993, now seen corresponding path program 1 times [2022-11-03 02:10:59,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:10:59,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006182864] [2022-11-03 02:10:59,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:10:59,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:10:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:10:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 02:10:59,926 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:10:59,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006182864] [2022-11-03 02:10:59,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006182864] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:10:59,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:10:59,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:10:59,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622346474] [2022-11-03 02:10:59,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:10:59,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:10:59,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:10:59,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:10:59,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:10:59,939 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) [2022-11-03 02:11:01,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:01,026 INFO L93 Difference]: Finished difference Result 2851 states and 3610 transitions. [2022-11-03 02:11:01,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:11:01,028 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 [2022-11-03 02:11:01,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:01,043 INFO L225 Difference]: With dead ends: 2851 [2022-11-03 02:11:01,043 INFO L226 Difference]: Without dead ends: 2849 [2022-11-03 02:11:01,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:01,046 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 668 mSDsluCounter, 2168 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 2928 SdHoareTripleChecker+Invalid, 470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:01,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [670 Valid, 2928 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 02:11:01,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2849 states. [2022-11-03 02:11:01,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2849 to 2736. [2022-11-03 02:11:01,419 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) [2022-11-03 02:11:01,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 2736 states and 3498 transitions. [2022-11-03 02:11:01,433 INFO L78 Accepts]: Start accepts. Automaton has 2736 states and 3498 transitions. Word has length 98 [2022-11-03 02:11:01,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:01,434 INFO L495 AbstractCegarLoop]: Abstraction has 2736 states and 3498 transitions. [2022-11-03 02:11:01,434 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) [2022-11-03 02:11:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3498 transitions. [2022-11-03 02:11:01,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-03 02:11:01,437 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:01,437 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] [2022-11-03 02:11:01,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-03 02:11:01,438 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)] === [2022-11-03 02:11:01,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:01,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1367235006, now seen corresponding path program 1 times [2022-11-03 02:11:01,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:01,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669262846] [2022-11-03 02:11:01,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:01,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:01,646 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-03 02:11:01,647 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:01,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669262846] [2022-11-03 02:11:01,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669262846] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:01,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:01,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:11:01,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433075242] [2022-11-03 02:11:01,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:01,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:11:01,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:01,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:11:01,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:11:01,653 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) [2022-11-03 02:11:02,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:02,574 INFO L93 Difference]: Finished difference Result 4815 states and 6130 transitions. [2022-11-03 02:11:02,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:11:02,575 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 [2022-11-03 02:11:02,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:02,594 INFO L225 Difference]: With dead ends: 4815 [2022-11-03 02:11:02,594 INFO L226 Difference]: Without dead ends: 2741 [2022-11-03 02:11:02,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:11:02,605 INFO L413 NwaCegarLoop]: 936 mSDtfsCounter, 5 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:02,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1868 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-03 02:11:02,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2741 states. [2022-11-03 02:11:03,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2741 to 2737. [2022-11-03 02:11:03,077 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) [2022-11-03 02:11:03,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 3499 transitions. [2022-11-03 02:11:03,092 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 3499 transitions. Word has length 108 [2022-11-03 02:11:03,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:03,092 INFO L495 AbstractCegarLoop]: Abstraction has 2737 states and 3499 transitions. [2022-11-03 02:11:03,092 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) [2022-11-03 02:11:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3499 transitions. [2022-11-03 02:11:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-03 02:11:03,095 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:03,095 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] [2022-11-03 02:11:03,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-03 02:11:03,095 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)] === [2022-11-03 02:11:03,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:03,096 INFO L85 PathProgramCache]: Analyzing trace with hash -735014869, now seen corresponding path program 1 times [2022-11-03 02:11:03,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:03,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16796015] [2022-11-03 02:11:03,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:03,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:03,383 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-03 02:11:03,383 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:03,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16796015] [2022-11-03 02:11:03,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16796015] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:03,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:03,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:11:03,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025480353] [2022-11-03 02:11:03,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:03,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:11:03,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:03,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:11:03,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:11:03,386 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) [2022-11-03 02:11:05,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:05,078 INFO L93 Difference]: Finished difference Result 2783 states and 3532 transitions. [2022-11-03 02:11:05,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:11:05,079 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 [2022-11-03 02:11:05,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:05,092 INFO L225 Difference]: With dead ends: 2783 [2022-11-03 02:11:05,093 INFO L226 Difference]: Without dead ends: 2781 [2022-11-03 02:11:05,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:05,095 INFO L413 NwaCegarLoop]: 1058 mSDtfsCounter, 696 mSDsluCounter, 2156 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:05,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [698 Valid, 2919 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-03 02:11:05,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2781 states. [2022-11-03 02:11:05,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2781 to 2737. [2022-11-03 02:11:05,377 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) [2022-11-03 02:11:05,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 3496 transitions. [2022-11-03 02:11:05,390 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 3496 transitions. Word has length 110 [2022-11-03 02:11:05,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:05,392 INFO L495 AbstractCegarLoop]: Abstraction has 2737 states and 3496 transitions. [2022-11-03 02:11:05,392 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) [2022-11-03 02:11:05,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 3496 transitions. [2022-11-03 02:11:05,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-03 02:11:05,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:05,395 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] [2022-11-03 02:11:05,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-03 02:11:05,396 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)] === [2022-11-03 02:11:05,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:05,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1490318158, now seen corresponding path program 1 times [2022-11-03 02:11:05,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:05,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57785147] [2022-11-03 02:11:05,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:05,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-03 02:11:05,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:05,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57785147] [2022-11-03 02:11:05,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57785147] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:11:05,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019207012] [2022-11-03 02:11:05,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:05,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:11:05,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:11:05,591 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:11:05,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b8772b5-cf76-4c60-98e7-78ed07e6be21/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:11:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:06,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 1273 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-03 02:11:06,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:11:06,303 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-03 02:11:06,304 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:11:06,456 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-03 02:11:06,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2019207012] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:11:06,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [606991514] [2022-11-03 02:11:06,494 INFO L159 IcfgInterpreter]: Started Sifa with 77 locations of interest [2022-11-03 02:11:06,494 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:11:06,498 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:11:06,504 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:11:06,504 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:11:20,698 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 02:11:20,708 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:11:25,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:25,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,016 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:11:26,164 INFO L356 Elim1Store]: treesize reduction 84, result has 48.1 percent of original size [2022-11-03 02:11:26,165 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 511 treesize of output 706 [2022-11-03 02:11:26,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,713 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:11:26,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:26,888 INFO L356 Elim1Store]: treesize reduction 112, result has 41.1 percent of original size [2022-11-03 02:11:26,889 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 453 treesize of output 619 [2022-11-03 02:11:27,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:11:27,410 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-03 02:11:27,547 INFO L356 Elim1Store]: treesize reduction 96, result has 40.7 percent of original size [2022-11-03 02:11:27,548 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 511 treesize of output 694 [2022-11-03 02:11:27,951 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 18 [2022-11-03 02:11:41,120 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 82944 conjuctions. This might take some time...