./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P --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 f843593f0803d80f01f7de6a35e44c612d96487902b3c8b67a12b88481e60963 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 22:48:26,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 22:48:26,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 22:48:26,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 22:48:26,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 22:48:26,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 22:48:26,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 22:48:26,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 22:48:26,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 22:48:26,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 22:48:26,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 22:48:26,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 22:48:26,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 22:48:26,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 22:48:26,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 22:48:26,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 22:48:26,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 22:48:26,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 22:48:26,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 22:48:26,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 22:48:26,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 22:48:26,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 22:48:26,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 22:48:26,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 22:48:26,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 22:48:26,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 22:48:26,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 22:48:26,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 22:48:26,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 22:48:26,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 22:48:26,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 22:48:26,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 22:48:26,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 22:48:26,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 22:48:26,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 22:48:26,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 22:48:26,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 22:48:26,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 22:48:26,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 22:48:26,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 22:48:26,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 22:48:26,633 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 22:48:26,672 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 22:48:26,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 22:48:26,672 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 22:48:26,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 22:48:26,674 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 22:48:26,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 22:48:26,674 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 22:48:26,674 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 22:48:26,675 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 22:48:26,675 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 22:48:26,676 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 22:48:26,676 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 22:48:26,676 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 22:48:26,676 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 22:48:26,677 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 22:48:26,677 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 22:48:26,677 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 22:48:26,677 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 22:48:26,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 22:48:26,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 22:48:26,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 22:48:26,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 22:48:26,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 22:48:26,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 22:48:26,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 22:48:26,680 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 22:48:26,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 22:48:26,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 22:48:26,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 22:48:26,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 22:48:26,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 22:48:26,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 22:48:26,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 22:48:26,682 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 22:48:26,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 22:48:26,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 22:48:26,682 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 22:48:26,683 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 22:48:26,683 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f843593f0803d80f01f7de6a35e44c612d96487902b3c8b67a12b88481e60963 [2021-11-20 22:48:26,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 22:48:26,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 22:48:26,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 22:48:26,995 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 22:48:26,995 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 22:48:26,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i [2021-11-20 22:48:27,077 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/data/523fbdb49/9e344ad0305a4a81804aa0607c6cdb74/FLAG7cee62697 [2021-11-20 22:48:27,975 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 22:48:27,976 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i [2021-11-20 22:48:28,027 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/data/523fbdb49/9e344ad0305a4a81804aa0607c6cdb74/FLAG7cee62697 [2021-11-20 22:48:28,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/data/523fbdb49/9e344ad0305a4a81804aa0607c6cdb74 [2021-11-20 22:48:28,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 22:48:28,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 22:48:28,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 22:48:28,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 22:48:28,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 22:48:28,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:48:28" (1/1) ... [2021-11-20 22:48:28,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@722e5d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:28, skipping insertion in model container [2021-11-20 22:48:28,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:48:28" (1/1) ... [2021-11-20 22:48:28,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 22:48:28,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 22:48:31,366 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291738,291751] [2021-11-20 22:48:31,370 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291883,291896] [2021-11-20 22:48:31,371 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292029,292042] [2021-11-20 22:48:31,372 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292194,292207] [2021-11-20 22:48:31,372 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292352,292365] [2021-11-20 22:48:31,373 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292510,292523] [2021-11-20 22:48:31,373 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292668,292681] [2021-11-20 22:48:31,374 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292828,292841] [2021-11-20 22:48:31,374 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292987,293000] [2021-11-20 22:48:31,375 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293126,293139] [2021-11-20 22:48:31,375 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293268,293281] [2021-11-20 22:48:31,376 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293417,293430] [2021-11-20 22:48:31,386 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293556,293569] [2021-11-20 22:48:31,387 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293711,293724] [2021-11-20 22:48:31,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293871,293884] [2021-11-20 22:48:31,388 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294022,294035] [2021-11-20 22:48:31,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294173,294186] [2021-11-20 22:48:31,390 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294325,294338] [2021-11-20 22:48:31,392 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294474,294487] [2021-11-20 22:48:31,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294622,294635] [2021-11-20 22:48:31,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294779,294792] [2021-11-20 22:48:31,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294928,294941] [2021-11-20 22:48:31,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295084,295097] [2021-11-20 22:48:31,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295237,295250] [2021-11-20 22:48:31,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295383,295396] [2021-11-20 22:48:31,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295526,295539] [2021-11-20 22:48:31,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295678,295691] [2021-11-20 22:48:31,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295824,295837] [2021-11-20 22:48:31,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295969,295982] [2021-11-20 22:48:31,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296123,296136] [2021-11-20 22:48:31,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296274,296287] [2021-11-20 22:48:31,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296429,296442] [2021-11-20 22:48:31,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296581,296594] [2021-11-20 22:48:31,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296736,296749] [2021-11-20 22:48:31,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296900,296913] [2021-11-20 22:48:31,410 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297056,297069] [2021-11-20 22:48:31,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297220,297233] [2021-11-20 22:48:31,411 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297362,297375] [2021-11-20 22:48:31,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297520,297533] [2021-11-20 22:48:31,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297687,297700] [2021-11-20 22:48:31,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297846,297859] [2021-11-20 22:48:31,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298005,298018] [2021-11-20 22:48:31,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298154,298167] [2021-11-20 22:48:31,414 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298301,298314] [2021-11-20 22:48:31,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298440,298453] [2021-11-20 22:48:31,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298603,298616] [2021-11-20 22:48:31,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298769,298782] [2021-11-20 22:48:31,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298933,298946] [2021-11-20 22:48:31,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299098,299111] [2021-11-20 22:48:31,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299263,299276] [2021-11-20 22:48:31,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299429,299442] [2021-11-20 22:48:31,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299594,299607] [2021-11-20 22:48:31,420 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299761,299774] [2021-11-20 22:48:31,420 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299921,299934] [2021-11-20 22:48:31,421 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300083,300096] [2021-11-20 22:48:31,421 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300242,300255] [2021-11-20 22:48:31,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300388,300401] [2021-11-20 22:48:31,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300531,300544] [2021-11-20 22:48:31,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300675,300688] [2021-11-20 22:48:31,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300818,300831] [2021-11-20 22:48:31,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300962,300975] [2021-11-20 22:48:31,424 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301103,301116] [2021-11-20 22:48:31,425 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301241,301254] [2021-11-20 22:48:31,425 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301399,301412] [2021-11-20 22:48:31,426 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301558,301571] [2021-11-20 22:48:31,426 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301714,301727] [2021-11-20 22:48:31,427 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301863,301876] [2021-11-20 22:48:31,427 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302015,302028] [2021-11-20 22:48:31,427 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302166,302179] [2021-11-20 22:48:31,428 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302315,302328] [2021-11-20 22:48:31,428 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302467,302480] [2021-11-20 22:48:31,429 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302615,302628] [2021-11-20 22:48:31,429 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302768,302781] [2021-11-20 22:48:31,430 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302919,302932] [2021-11-20 22:48:31,430 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303069,303082] [2021-11-20 22:48:31,431 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303216,303229] [2021-11-20 22:48:31,432 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303367,303380] [2021-11-20 22:48:31,432 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303518,303531] [2021-11-20 22:48:31,432 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303666,303679] [2021-11-20 22:48:31,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303832,303845] [2021-11-20 22:48:31,433 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304001,304014] [2021-11-20 22:48:31,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304168,304181] [2021-11-20 22:48:31,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304336,304349] [2021-11-20 22:48:31,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304486,304499] [2021-11-20 22:48:31,436 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304633,304646] [2021-11-20 22:48:31,436 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304794,304807] [2021-11-20 22:48:31,437 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304964,304977] [2021-11-20 22:48:31,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[305126,305139] [2021-11-20 22:48:31,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 22:48:31,519 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 22:48:31,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291738,291751] [2021-11-20 22:48:31,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291883,291896] [2021-11-20 22:48:31,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292029,292042] [2021-11-20 22:48:31,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292194,292207] [2021-11-20 22:48:31,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292352,292365] [2021-11-20 22:48:31,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292510,292523] [2021-11-20 22:48:31,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292668,292681] [2021-11-20 22:48:31,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292828,292841] [2021-11-20 22:48:31,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292987,293000] [2021-11-20 22:48:31,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293126,293139] [2021-11-20 22:48:31,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293268,293281] [2021-11-20 22:48:31,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293417,293430] [2021-11-20 22:48:31,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293556,293569] [2021-11-20 22:48:31,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293711,293724] [2021-11-20 22:48:31,856 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293871,293884] [2021-11-20 22:48:31,856 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294022,294035] [2021-11-20 22:48:31,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294173,294186] [2021-11-20 22:48:31,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294325,294338] [2021-11-20 22:48:31,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294474,294487] [2021-11-20 22:48:31,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294622,294635] [2021-11-20 22:48:31,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294779,294792] [2021-11-20 22:48:31,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294928,294941] [2021-11-20 22:48:31,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295084,295097] [2021-11-20 22:48:31,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295237,295250] [2021-11-20 22:48:31,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295383,295396] [2021-11-20 22:48:31,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295526,295539] [2021-11-20 22:48:31,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295678,295691] [2021-11-20 22:48:31,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295824,295837] [2021-11-20 22:48:31,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295969,295982] [2021-11-20 22:48:31,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296123,296136] [2021-11-20 22:48:31,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296274,296287] [2021-11-20 22:48:31,863 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296429,296442] [2021-11-20 22:48:31,863 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296581,296594] [2021-11-20 22:48:31,863 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296736,296749] [2021-11-20 22:48:31,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296900,296913] [2021-11-20 22:48:31,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297056,297069] [2021-11-20 22:48:31,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297220,297233] [2021-11-20 22:48:31,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297362,297375] [2021-11-20 22:48:31,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297520,297533] [2021-11-20 22:48:31,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297687,297700] [2021-11-20 22:48:31,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297846,297859] [2021-11-20 22:48:31,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298005,298018] [2021-11-20 22:48:31,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298154,298167] [2021-11-20 22:48:31,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298301,298314] [2021-11-20 22:48:31,868 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298440,298453] [2021-11-20 22:48:31,868 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298603,298616] [2021-11-20 22:48:31,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298769,298782] [2021-11-20 22:48:31,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298933,298946] [2021-11-20 22:48:31,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299098,299111] [2021-11-20 22:48:31,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299263,299276] [2021-11-20 22:48:31,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299429,299442] [2021-11-20 22:48:31,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299594,299607] [2021-11-20 22:48:31,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299761,299774] [2021-11-20 22:48:31,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299921,299934] [2021-11-20 22:48:31,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300083,300096] [2021-11-20 22:48:31,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300242,300255] [2021-11-20 22:48:31,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300388,300401] [2021-11-20 22:48:31,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300531,300544] [2021-11-20 22:48:31,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300675,300688] [2021-11-20 22:48:31,874 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300818,300831] [2021-11-20 22:48:31,874 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300962,300975] [2021-11-20 22:48:31,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301103,301116] [2021-11-20 22:48:31,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301241,301254] [2021-11-20 22:48:31,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301399,301412] [2021-11-20 22:48:31,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301558,301571] [2021-11-20 22:48:31,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301714,301727] [2021-11-20 22:48:31,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301863,301876] [2021-11-20 22:48:31,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302015,302028] [2021-11-20 22:48:31,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302166,302179] [2021-11-20 22:48:31,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302315,302328] [2021-11-20 22:48:31,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302467,302480] [2021-11-20 22:48:31,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302615,302628] [2021-11-20 22:48:31,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302768,302781] [2021-11-20 22:48:31,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302919,302932] [2021-11-20 22:48:31,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303069,303082] [2021-11-20 22:48:31,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303216,303229] [2021-11-20 22:48:31,881 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303367,303380] [2021-11-20 22:48:31,881 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303518,303531] [2021-11-20 22:48:31,881 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303666,303679] [2021-11-20 22:48:31,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303832,303845] [2021-11-20 22:48:31,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304001,304014] [2021-11-20 22:48:31,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304168,304181] [2021-11-20 22:48:31,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304336,304349] [2021-11-20 22:48:31,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304486,304499] [2021-11-20 22:48:31,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304633,304646] [2021-11-20 22:48:31,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304794,304807] [2021-11-20 22:48:31,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304964,304977] [2021-11-20 22:48:31,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[305126,305139] [2021-11-20 22:48:31,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 22:48:32,129 INFO L208 MainTranslator]: Completed translation [2021-11-20 22:48:32,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32 WrapperNode [2021-11-20 22:48:32,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 22:48:32,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 22:48:32,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 22:48:32,131 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 22:48:32,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,250 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,448 INFO L137 Inliner]: procedures = 519, calls = 2096, calls flagged for inlining = 234, calls inlined = 146, statements flattened = 3298 [2021-11-20 22:48:32,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 22:48:32,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 22:48:32,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 22:48:32,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 22:48:32,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 22:48:32,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 22:48:32,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 22:48:32,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 22:48:32,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (1/1) ... [2021-11-20 22:48:32,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 22:48:32,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 22:48:32,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 22:48:32,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 22:48:32,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-20 22:48:32,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-20 22:48:32,745 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-11-20 22:48:32,745 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-11-20 22:48:32,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 22:48:32,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 22:48:32,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 22:48:32,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 22:48:32,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-20 22:48:32,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-20 22:48:32,747 INFO L130 BoogieDeclarations]: Found specification of procedure port100_send_cmd_async [2021-11-20 22:48:32,749 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_send_cmd_async [2021-11-20 22:48:32,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-20 22:48:32,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-20 22:48:32,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-20 22:48:32,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-20 22:48:32,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-20 22:48:32,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-20 22:48:32,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 22:48:32,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 22:48:32,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-20 22:48:32,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-20 22:48:32,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 22:48:32,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-20 22:48:32,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-20 22:48:32,751 INFO L130 BoogieDeclarations]: Found specification of procedure port100_tg_send_cmd [2021-11-20 22:48:32,751 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_tg_send_cmd [2021-11-20 22:48:32,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 22:48:32,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 22:48:32,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-20 22:48:32,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-20 22:48:32,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-20 22:48:32,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-20 22:48:32,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-20 22:48:32,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-20 22:48:32,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 22:48:32,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-20 22:48:32,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-20 22:48:32,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 22:48:32,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 22:48:32,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-20 22:48:32,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-20 22:48:32,753 INFO L130 BoogieDeclarations]: Found specification of procedure port100_alloc_skb [2021-11-20 22:48:32,753 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_alloc_skb [2021-11-20 22:48:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-20 22:48:32,754 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-20 22:48:32,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 22:48:32,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 22:48:32,755 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-11-20 22:48:32,755 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-11-20 22:48:32,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-20 22:48:32,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-20 22:48:32,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-20 22:48:32,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-20 22:48:32,755 INFO L130 BoogieDeclarations]: Found specification of procedure port100_checksum [2021-11-20 22:48:32,756 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_checksum [2021-11-20 22:48:32,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 22:48:32,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 22:48:32,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-20 22:48:32,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-20 22:48:32,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 22:48:32,757 INFO L130 BoogieDeclarations]: Found specification of procedure nfc_digital_get_drvdata [2021-11-20 22:48:32,757 INFO L138 BoogieDeclarations]: Found implementation of procedure nfc_digital_get_drvdata [2021-11-20 22:48:32,757 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-20 22:48:32,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-20 22:48:32,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_put_dev [2021-11-20 22:48:32,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_put_dev [2021-11-20 22:48:32,760 INFO L130 BoogieDeclarations]: Found specification of procedure port100_abort_cmd [2021-11-20 22:48:32,760 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_abort_cmd [2021-11-20 22:48:32,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-11-20 22:48:32,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-11-20 22:48:32,761 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-20 22:48:32,761 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-20 22:48:32,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-20 22:48:32,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-20 22:48:32,766 INFO L130 BoogieDeclarations]: Found specification of procedure port100_send_cmd_sync [2021-11-20 22:48:32,766 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_send_cmd_sync [2021-11-20 22:48:32,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 22:48:32,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 22:48:32,767 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 22:48:32,767 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 22:48:32,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 22:48:32,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 22:48:32,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 22:48:32,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 22:48:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-11-20 22:48:32,768 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-11-20 22:48:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-20 22:48:32,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-20 22:48:32,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 22:48:32,768 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 22:48:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-20 22:48:32,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-20 22:48:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2021-11-20 22:48:32,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2021-11-20 22:48:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-20 22:48:32,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-20 22:48:32,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-20 22:48:32,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-20 22:48:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-20 22:48:32,770 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-20 22:48:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 22:48:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-20 22:48:32,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-20 22:48:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 22:48:32,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 22:48:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure nfc_digital_free_device [2021-11-20 22:48:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure nfc_digital_free_device [2021-11-20 22:48:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 22:48:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 22:48:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-20 22:48:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-20 22:48:32,771 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-20 22:48:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-20 22:48:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-20 22:48:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-20 22:48:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 22:48:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 22:48:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-11-20 22:48:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-11-20 22:48:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2021-11-20 22:48:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2021-11-20 22:48:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-20 22:48:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-20 22:48:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-20 22:48:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-20 22:48:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-20 22:48:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-20 22:48:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-20 22:48:32,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-20 22:48:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-20 22:48:32,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-20 22:48:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 22:48:32,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 22:48:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 22:48:32,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-20 22:48:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-20 22:48:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure port100_data_checksum [2021-11-20 22:48:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_data_checksum [2021-11-20 22:48:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 22:48:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 22:48:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-20 22:48:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-20 22:48:32,776 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-20 22:48:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-20 22:48:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-20 22:48:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-20 22:48:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure port100_tg_configure_hw [2021-11-20 22:48:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_tg_configure_hw [2021-11-20 22:48:32,777 INFO L130 BoogieDeclarations]: Found specification of procedure port100_disconnect [2021-11-20 22:48:32,777 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_disconnect [2021-11-20 22:48:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-20 22:48:32,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-20 22:48:32,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 22:48:33,527 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 22:48:33,530 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 22:48:33,671 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 22:48:46,688 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 22:48:47,035 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 22:48:47,035 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 22:48:47,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:48:47 BoogieIcfgContainer [2021-11-20 22:48:47,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 22:48:47,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 22:48:47,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 22:48:47,045 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 22:48:47,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:48:28" (1/3) ... [2021-11-20 22:48:47,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac83223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:48:47, skipping insertion in model container [2021-11-20 22:48:47,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:48:32" (2/3) ... [2021-11-20 22:48:47,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac83223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:48:47, skipping insertion in model container [2021-11-20 22:48:47,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:48:47" (3/3) ... [2021-11-20 22:48:47,048 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--nfc--port100.ko.cil.i [2021-11-20 22:48:47,054 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 22:48:47,054 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2021-11-20 22:48:47,119 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 22:48:47,136 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 22:48:47,137 INFO L340 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2021-11-20 22:48:47,182 INFO L276 IsEmpty]: Start isEmpty. Operand has 796 states, 458 states have (on average 1.314410480349345) internal successors, (602), 494 states have internal predecessors, (602), 240 states have call successors, (240), 69 states have call predecessors, (240), 68 states have return successors, (236), 236 states have call predecessors, (236), 236 states have call successors, (236) [2021-11-20 22:48:47,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-20 22:48:47,194 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:48:47,195 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:48:47,195 INFO L402 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 27 more)] === [2021-11-20 22:48:47,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:48:47,201 INFO L85 PathProgramCache]: Analyzing trace with hash -530297941, now seen corresponding path program 1 times [2021-11-20 22:48:47,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:48:47,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846737923] [2021-11-20 22:48:47,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:48:47,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:48:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:48:47,910 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:48:47,910 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:48:47,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846737923] [2021-11-20 22:48:47,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846737923] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:48:47,911 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:48:47,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:48:47,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200486911] [2021-11-20 22:48:47,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:48:47,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:48:47,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:48:47,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:48:47,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:48:47,969 INFO L87 Difference]: Start difference. First operand has 796 states, 458 states have (on average 1.314410480349345) internal successors, (602), 494 states have internal predecessors, (602), 240 states have call successors, (240), 69 states have call predecessors, (240), 68 states have return successors, (236), 236 states have call predecessors, (236), 236 states have call successors, (236) Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (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) [2021-11-20 22:48:51,498 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:48:51,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:48:51,608 INFO L93 Difference]: Finished difference Result 1564 states and 2197 transitions. [2021-11-20 22:48:51,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:48:51,611 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (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 51 [2021-11-20 22:48:51,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:48:51,630 INFO L225 Difference]: With dead ends: 1564 [2021-11-20 22:48:51,631 INFO L226 Difference]: Without dead ends: 813 [2021-11-20 22:48:51,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:48:51,642 INFO L933 BasicCegarLoop]: 928 mSDtfsCounter, 996 mSDsluCounter, 1099 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1002 SdHoareTripleChecker+Valid, 1901 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-20 22:48:51,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1002 Valid, 1901 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 246 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2021-11-20 22:48:51,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2021-11-20 22:48:51,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 807. [2021-11-20 22:48:51,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 807 states, 466 states have (on average 1.242489270386266) internal successors, (579), 498 states have internal predecessors, (579), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:48:51,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1055 transitions. [2021-11-20 22:48:51,783 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1055 transitions. Word has length 51 [2021-11-20 22:48:51,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:48:51,784 INFO L470 AbstractCegarLoop]: Abstraction has 807 states and 1055 transitions. [2021-11-20 22:48:51,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (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) [2021-11-20 22:48:51,785 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1055 transitions. [2021-11-20 22:48:51,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-20 22:48:51,788 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:48:51,788 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:48:51,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 22:48:51,788 INFO L402 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 27 more)] === [2021-11-20 22:48:51,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:48:51,789 INFO L85 PathProgramCache]: Analyzing trace with hash 928292656, now seen corresponding path program 1 times [2021-11-20 22:48:51,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:48:51,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866163158] [2021-11-20 22:48:51,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:48:51,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:48:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:48:52,069 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:48:52,070 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:48:52,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866163158] [2021-11-20 22:48:52,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866163158] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:48:52,070 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:48:52,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:48:52,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967947492] [2021-11-20 22:48:52,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:48:52,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:48:52,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:48:52,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:48:52,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:48:52,075 INFO L87 Difference]: Start difference. First operand 807 states and 1055 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (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) [2021-11-20 22:48:54,652 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:48:56,673 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:48:56,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:48:56,786 INFO L93 Difference]: Finished difference Result 807 states and 1055 transitions. [2021-11-20 22:48:56,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:48:56,787 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, (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 56 [2021-11-20 22:48:56,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:48:56,794 INFO L225 Difference]: With dead ends: 807 [2021-11-20 22:48:56,794 INFO L226 Difference]: Without dead ends: 805 [2021-11-20 22:48:56,795 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:48:56,796 INFO L933 BasicCegarLoop]: 909 mSDtfsCounter, 1006 mSDsluCounter, 1026 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1008 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2021-11-20 22:48:56,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1008 Valid, 1818 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 236 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2021-11-20 22:48:56,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2021-11-20 22:48:56,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 805. [2021-11-20 22:48:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 805 states, 465 states have (on average 1.2408602150537635) internal successors, (577), 496 states have internal predecessors, (577), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:48:56,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 1053 transitions. [2021-11-20 22:48:56,854 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 1053 transitions. Word has length 56 [2021-11-20 22:48:56,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:48:56,855 INFO L470 AbstractCegarLoop]: Abstraction has 805 states and 1053 transitions. [2021-11-20 22:48:56,855 INFO L471 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, (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) [2021-11-20 22:48:56,855 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1053 transitions. [2021-11-20 22:48:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-20 22:48:56,858 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:48:56,858 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:48:56,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 22:48:56,859 INFO L402 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 27 more)] === [2021-11-20 22:48:56,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:48:56,859 INFO L85 PathProgramCache]: Analyzing trace with hash 999828818, now seen corresponding path program 1 times [2021-11-20 22:48:56,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:48:56,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109117848] [2021-11-20 22:48:56,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:48:56,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:48:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:48:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:48:57,045 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:48:57,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109117848] [2021-11-20 22:48:57,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109117848] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:48:57,045 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:48:57,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:48:57,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360857518] [2021-11-20 22:48:57,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:48:57,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:48:57,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:48:57,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:48:57,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:48:57,048 INFO L87 Difference]: Start difference. First operand 805 states and 1053 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, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-20 22:49:00,404 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:00,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:00,516 INFO L93 Difference]: Finished difference Result 811 states and 1060 transitions. [2021-11-20 22:49:00,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:00,516 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, (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 61 [2021-11-20 22:49:00,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:00,524 INFO L225 Difference]: With dead ends: 811 [2021-11-20 22:49:00,524 INFO L226 Difference]: Without dead ends: 809 [2021-11-20 22:49:00,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:00,525 INFO L933 BasicCegarLoop]: 910 mSDtfsCounter, 975 mSDsluCounter, 1080 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:00,526 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 1865 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2021-11-20 22:49:00,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2021-11-20 22:49:00,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 803. [2021-11-20 22:49:00,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 803 states, 464 states have (on average 1.2392241379310345) internal successors, (575), 494 states have internal predecessors, (575), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:00,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1051 transitions. [2021-11-20 22:49:00,580 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1051 transitions. Word has length 61 [2021-11-20 22:49:00,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:00,580 INFO L470 AbstractCegarLoop]: Abstraction has 803 states and 1051 transitions. [2021-11-20 22:49:00,581 INFO L471 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, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-20 22:49:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1051 transitions. [2021-11-20 22:49:00,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-20 22:49:00,583 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:00,583 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:00,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 22:49:00,583 INFO L402 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 27 more)] === [2021-11-20 22:49:00,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:00,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1526322976, now seen corresponding path program 1 times [2021-11-20 22:49:00,584 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:00,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327676319] [2021-11-20 22:49:00,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:00,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:00,801 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:00,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327676319] [2021-11-20 22:49:00,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327676319] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:00,802 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:00,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:00,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313733426] [2021-11-20 22:49:00,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:00,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:00,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:00,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:00,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:00,804 INFO L87 Difference]: Start difference. First operand 803 states and 1051 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, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 22:49:04,245 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:04,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:04,352 INFO L93 Difference]: Finished difference Result 809 states and 1058 transitions. [2021-11-20 22:49:04,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:04,353 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, (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 66 [2021-11-20 22:49:04,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:04,361 INFO L225 Difference]: With dead ends: 809 [2021-11-20 22:49:04,361 INFO L226 Difference]: Without dead ends: 807 [2021-11-20 22:49:04,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:04,363 INFO L933 BasicCegarLoop]: 908 mSDtfsCounter, 972 mSDsluCounter, 1078 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:04,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [978 Valid, 1861 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-20 22:49:04,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2021-11-20 22:49:04,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 801. [2021-11-20 22:49:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 801 states, 463 states have (on average 1.2375809935205184) internal successors, (573), 492 states have internal predecessors, (573), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:04,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1049 transitions. [2021-11-20 22:49:04,430 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1049 transitions. Word has length 66 [2021-11-20 22:49:04,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:04,431 INFO L470 AbstractCegarLoop]: Abstraction has 801 states and 1049 transitions. [2021-11-20 22:49:04,432 INFO L471 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, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 22:49:04,432 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1049 transitions. [2021-11-20 22:49:04,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-20 22:49:04,439 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:04,439 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:04,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 22:49:04,440 INFO L402 AbstractCegarLoop]: === Iteration 5 === 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 27 more)] === [2021-11-20 22:49:04,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:04,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1285370764, now seen corresponding path program 1 times [2021-11-20 22:49:04,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:04,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691681875] [2021-11-20 22:49:04,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:04,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:04,697 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:04,698 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:04,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691681875] [2021-11-20 22:49:04,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691681875] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:04,698 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:04,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:04,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524697256] [2021-11-20 22:49:04,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:04,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:04,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:04,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:04,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:04,701 INFO L87 Difference]: Start difference. First operand 801 states and 1049 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 22:49:08,075 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:08,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:08,177 INFO L93 Difference]: Finished difference Result 807 states and 1056 transitions. [2021-11-20 22:49:08,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:08,178 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, (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 71 [2021-11-20 22:49:08,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:08,185 INFO L225 Difference]: With dead ends: 807 [2021-11-20 22:49:08,185 INFO L226 Difference]: Without dead ends: 805 [2021-11-20 22:49:08,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:08,187 INFO L933 BasicCegarLoop]: 906 mSDtfsCounter, 969 mSDsluCounter, 1076 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 975 SdHoareTripleChecker+Valid, 1857 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:08,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [975 Valid, 1857 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2021-11-20 22:49:08,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2021-11-20 22:49:08,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 799. [2021-11-20 22:49:08,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 462 states have (on average 1.2359307359307359) internal successors, (571), 490 states have internal predecessors, (571), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:08,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1047 transitions. [2021-11-20 22:49:08,236 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1047 transitions. Word has length 71 [2021-11-20 22:49:08,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:08,237 INFO L470 AbstractCegarLoop]: Abstraction has 799 states and 1047 transitions. [2021-11-20 22:49:08,237 INFO L471 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 22:49:08,238 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1047 transitions. [2021-11-20 22:49:08,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-20 22:49:08,239 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:08,239 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:08,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 22:49:08,240 INFO L402 AbstractCegarLoop]: === Iteration 6 === 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 27 more)] === [2021-11-20 22:49:08,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:08,240 INFO L85 PathProgramCache]: Analyzing trace with hash -947450262, now seen corresponding path program 1 times [2021-11-20 22:49:08,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:08,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337833782] [2021-11-20 22:49:08,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:08,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:08,419 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:08,420 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:08,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337833782] [2021-11-20 22:49:08,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337833782] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:08,420 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:08,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:08,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997969457] [2021-11-20 22:49:08,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:08,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:08,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:08,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:08,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:08,422 INFO L87 Difference]: Start difference. First operand 799 states and 1047 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, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 22:49:11,829 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:11,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:11,951 INFO L93 Difference]: Finished difference Result 805 states and 1054 transitions. [2021-11-20 22:49:11,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:11,952 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, (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 76 [2021-11-20 22:49:11,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:11,958 INFO L225 Difference]: With dead ends: 805 [2021-11-20 22:49:11,958 INFO L226 Difference]: Without dead ends: 803 [2021-11-20 22:49:11,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:11,961 INFO L933 BasicCegarLoop]: 904 mSDtfsCounter, 966 mSDsluCounter, 1074 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:11,961 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [972 Valid, 1853 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-20 22:49:11,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2021-11-20 22:49:12,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 797. [2021-11-20 22:49:12,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 461 states have (on average 1.2342733188720174) internal successors, (569), 488 states have internal predecessors, (569), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:12,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1045 transitions. [2021-11-20 22:49:12,011 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1045 transitions. Word has length 76 [2021-11-20 22:49:12,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:12,012 INFO L470 AbstractCegarLoop]: Abstraction has 797 states and 1045 transitions. [2021-11-20 22:49:12,012 INFO L471 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, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 22:49:12,012 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1045 transitions. [2021-11-20 22:49:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-20 22:49:12,014 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:12,015 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:12,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 22:49:12,015 INFO L402 AbstractCegarLoop]: === Iteration 7 === 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 27 more)] === [2021-11-20 22:49:12,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:12,016 INFO L85 PathProgramCache]: Analyzing trace with hash 550821253, now seen corresponding path program 1 times [2021-11-20 22:49:12,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:12,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345309551] [2021-11-20 22:49:12,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:12,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:12,202 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:12,202 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:12,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345309551] [2021-11-20 22:49:12,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345309551] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:12,203 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:12,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:12,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688769770] [2021-11-20 22:49:12,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:12,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:12,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:12,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:12,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:12,205 INFO L87 Difference]: Start difference. First operand 797 states and 1045 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, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 22:49:15,795 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:15,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:15,901 INFO L93 Difference]: Finished difference Result 803 states and 1052 transitions. [2021-11-20 22:49:15,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:15,902 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, (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 81 [2021-11-20 22:49:15,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:15,908 INFO L225 Difference]: With dead ends: 803 [2021-11-20 22:49:15,908 INFO L226 Difference]: Without dead ends: 801 [2021-11-20 22:49:15,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:15,910 INFO L933 BasicCegarLoop]: 902 mSDtfsCounter, 963 mSDsluCounter, 1072 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 1849 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:15,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [969 Valid, 1849 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2021-11-20 22:49:15,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2021-11-20 22:49:15,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 795. [2021-11-20 22:49:15,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 795 states, 460 states have (on average 1.232608695652174) internal successors, (567), 486 states have internal predecessors, (567), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1043 transitions. [2021-11-20 22:49:15,961 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1043 transitions. Word has length 81 [2021-11-20 22:49:15,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:15,962 INFO L470 AbstractCegarLoop]: Abstraction has 795 states and 1043 transitions. [2021-11-20 22:49:15,963 INFO L471 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, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 22:49:15,963 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1043 transitions. [2021-11-20 22:49:15,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-20 22:49:15,970 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:15,971 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:15,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 22:49:15,972 INFO L402 AbstractCegarLoop]: === Iteration 8 === 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 27 more)] === [2021-11-20 22:49:15,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:15,973 INFO L85 PathProgramCache]: Analyzing trace with hash 2056875522, now seen corresponding path program 1 times [2021-11-20 22:49:15,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:15,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554192983] [2021-11-20 22:49:15,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:15,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:16,163 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:16,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554192983] [2021-11-20 22:49:16,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554192983] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:16,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:16,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:16,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302272904] [2021-11-20 22:49:16,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:16,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:16,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:16,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:16,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:16,166 INFO L87 Difference]: Start difference. First operand 795 states and 1043 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, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 22:49:19,787 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:19,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:19,902 INFO L93 Difference]: Finished difference Result 801 states and 1050 transitions. [2021-11-20 22:49:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:19,903 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, (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 86 [2021-11-20 22:49:19,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:19,909 INFO L225 Difference]: With dead ends: 801 [2021-11-20 22:49:19,909 INFO L226 Difference]: Without dead ends: 799 [2021-11-20 22:49:19,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:19,912 INFO L933 BasicCegarLoop]: 900 mSDtfsCounter, 964 mSDsluCounter, 1066 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:19,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 1841 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2021-11-20 22:49:19,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2021-11-20 22:49:19,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 793. [2021-11-20 22:49:19,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 793 states, 459 states have (on average 1.2309368191721133) internal successors, (565), 484 states have internal predecessors, (565), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:19,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1041 transitions. [2021-11-20 22:49:19,962 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1041 transitions. Word has length 86 [2021-11-20 22:49:19,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:19,963 INFO L470 AbstractCegarLoop]: Abstraction has 793 states and 1041 transitions. [2021-11-20 22:49:19,963 INFO L471 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, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 22:49:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1041 transitions. [2021-11-20 22:49:19,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-20 22:49:19,966 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:19,967 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:19,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 22:49:19,967 INFO L402 AbstractCegarLoop]: === Iteration 9 === 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 27 more)] === [2021-11-20 22:49:19,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:19,968 INFO L85 PathProgramCache]: Analyzing trace with hash 972555077, now seen corresponding path program 1 times [2021-11-20 22:49:19,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:19,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555319178] [2021-11-20 22:49:19,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:19,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:20,178 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:20,178 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:20,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555319178] [2021-11-20 22:49:20,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555319178] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:20,179 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:20,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:20,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126794915] [2021-11-20 22:49:20,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:20,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:20,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:20,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:20,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:20,181 INFO L87 Difference]: Start difference. First operand 793 states and 1041 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 22:49:23,653 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:23,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:23,757 INFO L93 Difference]: Finished difference Result 799 states and 1048 transitions. [2021-11-20 22:49:23,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:23,758 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 88 [2021-11-20 22:49:23,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:23,764 INFO L225 Difference]: With dead ends: 799 [2021-11-20 22:49:23,764 INFO L226 Difference]: Without dead ends: 797 [2021-11-20 22:49:23,765 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:23,766 INFO L933 BasicCegarLoop]: 898 mSDtfsCounter, 956 mSDsluCounter, 1068 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 962 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:23,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [962 Valid, 1841 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-20 22:49:23,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2021-11-20 22:49:23,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 791. [2021-11-20 22:49:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 791 states, 458 states have (on average 1.2292576419213974) internal successors, (563), 482 states have internal predecessors, (563), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:23,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1039 transitions. [2021-11-20 22:49:23,816 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1039 transitions. Word has length 88 [2021-11-20 22:49:23,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:23,817 INFO L470 AbstractCegarLoop]: Abstraction has 791 states and 1039 transitions. [2021-11-20 22:49:23,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 22:49:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1039 transitions. [2021-11-20 22:49:23,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-20 22:49:23,819 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:23,819 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:23,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 22:49:23,819 INFO L402 AbstractCegarLoop]: === Iteration 10 === 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 27 more)] === [2021-11-20 22:49:23,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:23,820 INFO L85 PathProgramCache]: Analyzing trace with hash 605402084, now seen corresponding path program 1 times [2021-11-20 22:49:23,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:23,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836656558] [2021-11-20 22:49:23,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:23,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:23,984 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:23,985 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:23,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836656558] [2021-11-20 22:49:23,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836656558] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:23,985 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:23,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:23,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641004587] [2021-11-20 22:49:23,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:23,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:23,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:23,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:23,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:23,987 INFO L87 Difference]: Start difference. First operand 791 states and 1039 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-20 22:49:27,633 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:27,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:27,731 INFO L93 Difference]: Finished difference Result 797 states and 1046 transitions. [2021-11-20 22:49:27,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:27,732 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 93 [2021-11-20 22:49:27,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:27,738 INFO L225 Difference]: With dead ends: 797 [2021-11-20 22:49:27,738 INFO L226 Difference]: Without dead ends: 795 [2021-11-20 22:49:27,739 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:27,740 INFO L933 BasicCegarLoop]: 896 mSDtfsCounter, 955 mSDsluCounter, 1066 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 961 SdHoareTripleChecker+Valid, 1837 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:27,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [961 Valid, 1837 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2021-11-20 22:49:27,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2021-11-20 22:49:27,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 789. [2021-11-20 22:49:27,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 457 states have (on average 1.2275711159737417) internal successors, (561), 480 states have internal predecessors, (561), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:27,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1037 transitions. [2021-11-20 22:49:27,793 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1037 transitions. Word has length 93 [2021-11-20 22:49:27,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:27,793 INFO L470 AbstractCegarLoop]: Abstraction has 789 states and 1037 transitions. [2021-11-20 22:49:27,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-20 22:49:27,794 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1037 transitions. [2021-11-20 22:49:27,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-20 22:49:27,833 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:27,833 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:27,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 22:49:27,833 INFO L402 AbstractCegarLoop]: === Iteration 11 === 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 27 more)] === [2021-11-20 22:49:27,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:27,834 INFO L85 PathProgramCache]: Analyzing trace with hash -2140409418, now seen corresponding path program 1 times [2021-11-20 22:49:27,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:27,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008733052] [2021-11-20 22:49:27,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:27,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:28,004 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:28,005 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:28,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008733052] [2021-11-20 22:49:28,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008733052] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:28,005 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:28,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:28,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871746804] [2021-11-20 22:49:28,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:28,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:28,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:28,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:28,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:28,008 INFO L87 Difference]: Start difference. First operand 789 states and 1037 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-20 22:49:31,435 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:31,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:31,548 INFO L93 Difference]: Finished difference Result 795 states and 1044 transitions. [2021-11-20 22:49:31,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:31,549 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 98 [2021-11-20 22:49:31,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:31,555 INFO L225 Difference]: With dead ends: 795 [2021-11-20 22:49:31,556 INFO L226 Difference]: Without dead ends: 793 [2021-11-20 22:49:31,556 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:31,557 INFO L933 BasicCegarLoop]: 894 mSDtfsCounter, 952 mSDsluCounter, 1064 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 958 SdHoareTripleChecker+Valid, 1833 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:31,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [958 Valid, 1833 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-20 22:49:31,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2021-11-20 22:49:31,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 787. [2021-11-20 22:49:31,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 787 states, 456 states have (on average 1.2258771929824561) internal successors, (559), 478 states have internal predecessors, (559), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1035 transitions. [2021-11-20 22:49:31,618 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1035 transitions. Word has length 98 [2021-11-20 22:49:31,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:31,620 INFO L470 AbstractCegarLoop]: Abstraction has 787 states and 1035 transitions. [2021-11-20 22:49:31,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-20 22:49:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1035 transitions. [2021-11-20 22:49:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-20 22:49:31,623 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:31,623 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:31,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-20 22:49:31,623 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-20 22:49:31,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:31,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1313316133, now seen corresponding path program 1 times [2021-11-20 22:49:31,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:31,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097411595] [2021-11-20 22:49:31,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:31,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-20 22:49:31,833 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:31,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097411595] [2021-11-20 22:49:31,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097411595] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:31,834 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:31,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 22:49:31,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333384433] [2021-11-20 22:49:31,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:31,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 22:49:31,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:31,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 22:49:31,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 22:49:31,836 INFO L87 Difference]: Start difference. First operand 787 states and 1035 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 22:49:34,774 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:34,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:34,871 INFO L93 Difference]: Finished difference Result 1048 states and 1341 transitions. [2021-11-20 22:49:34,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 22:49:34,872 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 130 [2021-11-20 22:49:34,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:34,879 INFO L225 Difference]: With dead ends: 1048 [2021-11-20 22:49:34,879 INFO L226 Difference]: Without dead ends: 789 [2021-11-20 22:49:34,880 INFO L932 BasicCegarLoop]: 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 [2021-11-20 22:49:34,881 INFO L933 BasicCegarLoop]: 890 mSDtfsCounter, 969 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 973 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:34,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [973 Valid, 935 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 127 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2021-11-20 22:49:34,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2021-11-20 22:49:34,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 783. [2021-11-20 22:49:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 453 states have (on average 1.2229580573951435) internal successors, (554), 474 states have internal predecessors, (554), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 1030 transitions. [2021-11-20 22:49:34,940 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 1030 transitions. Word has length 130 [2021-11-20 22:49:34,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:34,941 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 1030 transitions. [2021-11-20 22:49:34,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 22:49:34,941 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1030 transitions. [2021-11-20 22:49:34,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-20 22:49:34,943 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:34,943 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:34,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-20 22:49:34,943 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-20 22:49:34,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:34,944 INFO L85 PathProgramCache]: Analyzing trace with hash -2009927331, now seen corresponding path program 1 times [2021-11-20 22:49:34,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:34,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28615964] [2021-11-20 22:49:34,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:34,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:35,149 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:35,149 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:35,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28615964] [2021-11-20 22:49:35,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28615964] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:35,149 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:35,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:35,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743953468] [2021-11-20 22:49:35,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:35,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:35,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:35,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:35,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:35,151 INFO L87 Difference]: Start difference. First operand 783 states and 1030 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, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 22:49:38,414 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:38,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:38,495 INFO L93 Difference]: Finished difference Result 789 states and 1037 transitions. [2021-11-20 22:49:38,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:38,496 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, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 103 [2021-11-20 22:49:38,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:38,502 INFO L225 Difference]: With dead ends: 789 [2021-11-20 22:49:38,503 INFO L226 Difference]: Without dead ends: 787 [2021-11-20 22:49:38,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:38,504 INFO L933 BasicCegarLoop]: 887 mSDtfsCounter, 944 mSDsluCounter, 1057 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 950 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:38,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [950 Valid, 1819 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2021-11-20 22:49:38,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2021-11-20 22:49:38,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 781. [2021-11-20 22:49:38,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 781 states, 452 states have (on average 1.2212389380530972) internal successors, (552), 472 states have internal predecessors, (552), 239 states have call successors, (239), 75 states have call predecessors, (239), 74 states have return successors, (237), 237 states have call predecessors, (237), 237 states have call successors, (237) [2021-11-20 22:49:38,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 781 states and 1028 transitions. [2021-11-20 22:49:38,561 INFO L78 Accepts]: Start accepts. Automaton has 781 states and 1028 transitions. Word has length 103 [2021-11-20 22:49:38,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:38,561 INFO L470 AbstractCegarLoop]: Abstraction has 781 states and 1028 transitions. [2021-11-20 22:49:38,562 INFO L471 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, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 22:49:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1028 transitions. [2021-11-20 22:49:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-20 22:49:38,564 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:38,564 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:38,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-20 22:49:38,565 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-20 22:49:38,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:38,565 INFO L85 PathProgramCache]: Analyzing trace with hash 705557100, now seen corresponding path program 1 times [2021-11-20 22:49:38,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:38,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461211624] [2021-11-20 22:49:38,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:38,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:38,816 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2021-11-20 22:49:38,816 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:38,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461211624] [2021-11-20 22:49:38,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461211624] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 22:49:38,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019086918] [2021-11-20 22:49:38,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:38,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 22:49:38,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 22:49:38,819 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 22:49:38,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 22:49:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:39,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 3053 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 22:49:39,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 22:49:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2021-11-20 22:49:39,837 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 22:49:39,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1019086918] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:39,838 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 22:49:39,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-11-20 22:49:39,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154040343] [2021-11-20 22:49:39,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:39,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 22:49:39,839 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:39,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 22:49:39,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 22:49:39,840 INFO L87 Difference]: Start difference. First operand 781 states and 1028 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 22:49:42,564 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:42,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:42,654 INFO L93 Difference]: Finished difference Result 1055 states and 1344 transitions. [2021-11-20 22:49:42,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 22:49:42,654 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 135 [2021-11-20 22:49:42,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:42,659 INFO L225 Difference]: With dead ends: 1055 [2021-11-20 22:49:42,659 INFO L226 Difference]: Without dead ends: 805 [2021-11-20 22:49:42,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 22:49:42,661 INFO L933 BasicCegarLoop]: 895 mSDtfsCounter, 912 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 916 SdHoareTripleChecker+Valid, 990 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:42,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [916 Valid, 990 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2021-11-20 22:49:42,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2021-11-20 22:49:42,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 797. [2021-11-20 22:49:42,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 459 states have (on average 1.2135076252723311) internal successors, (557), 479 states have internal predecessors, (557), 243 states have call successors, (243), 81 states have call predecessors, (243), 80 states have return successors, (241), 240 states have call predecessors, (241), 241 states have call successors, (241) [2021-11-20 22:49:42,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1041 transitions. [2021-11-20 22:49:42,728 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1041 transitions. Word has length 135 [2021-11-20 22:49:42,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:42,729 INFO L470 AbstractCegarLoop]: Abstraction has 797 states and 1041 transitions. [2021-11-20 22:49:42,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 22:49:42,729 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1041 transitions. [2021-11-20 22:49:42,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-20 22:49:42,731 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:42,731 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:42,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-20 22:49:42,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-20 22:49:42,945 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-20 22:49:42,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:42,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1586999541, now seen corresponding path program 1 times [2021-11-20 22:49:42,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:42,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749179120] [2021-11-20 22:49:42,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:42,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:43,119 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:43,119 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:43,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749179120] [2021-11-20 22:49:43,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749179120] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:43,120 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:43,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:43,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472449194] [2021-11-20 22:49:43,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:43,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:43,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:43,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:43,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:43,125 INFO L87 Difference]: Start difference. First operand 797 states and 1041 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-20 22:49:47,084 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:47,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:47,192 INFO L93 Difference]: Finished difference Result 803 states and 1048 transitions. [2021-11-20 22:49:47,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:47,193 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 108 [2021-11-20 22:49:47,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:47,198 INFO L225 Difference]: With dead ends: 803 [2021-11-20 22:49:47,199 INFO L226 Difference]: Without dead ends: 801 [2021-11-20 22:49:47,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:47,200 INFO L933 BasicCegarLoop]: 880 mSDtfsCounter, 936 mSDsluCounter, 1050 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 942 SdHoareTripleChecker+Valid, 1805 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:47,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [942 Valid, 1805 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2021-11-20 22:49:47,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2021-11-20 22:49:47,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 795. [2021-11-20 22:49:47,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 795 states, 458 states have (on average 1.2117903930131004) internal successors, (555), 477 states have internal predecessors, (555), 243 states have call successors, (243), 81 states have call predecessors, (243), 80 states have return successors, (241), 240 states have call predecessors, (241), 241 states have call successors, (241) [2021-11-20 22:49:47,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1039 transitions. [2021-11-20 22:49:47,266 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1039 transitions. Word has length 108 [2021-11-20 22:49:47,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:47,266 INFO L470 AbstractCegarLoop]: Abstraction has 795 states and 1039 transitions. [2021-11-20 22:49:47,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-20 22:49:47,267 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1039 transitions. [2021-11-20 22:49:47,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-20 22:49:47,269 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:47,269 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:47,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-20 22:49:47,270 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-20 22:49:47,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:47,270 INFO L85 PathProgramCache]: Analyzing trace with hash 2133295685, now seen corresponding path program 1 times [2021-11-20 22:49:47,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:47,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474539503] [2021-11-20 22:49:47,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:47,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-20 22:49:47,632 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:47,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474539503] [2021-11-20 22:49:47,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474539503] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:47,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:47,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 22:49:47,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965475653] [2021-11-20 22:49:47,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:47,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 22:49:47,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:47,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 22:49:47,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:47,635 INFO L87 Difference]: Start difference. First operand 795 states and 1039 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 22:49:52,906 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:53,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:53,025 INFO L93 Difference]: Finished difference Result 1631 states and 2173 transitions. [2021-11-20 22:49:53,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 22:49:53,025 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 139 [2021-11-20 22:49:53,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:53,031 INFO L225 Difference]: With dead ends: 1631 [2021-11-20 22:49:53,031 INFO L226 Difference]: Without dead ends: 889 [2021-11-20 22:49:53,034 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:53,034 INFO L933 BasicCegarLoop]: 987 mSDtfsCounter, 39 mSDsluCounter, 3231 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 3875 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:53,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 3875 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 490 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2021-11-20 22:49:53,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2021-11-20 22:49:53,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 799. [2021-11-20 22:49:53,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 799 states, 461 states have (on average 1.210412147505423) internal successors, (558), 480 states have internal predecessors, (558), 243 states have call successors, (243), 81 states have call predecessors, (243), 81 states have return successors, (246), 241 states have call predecessors, (246), 241 states have call successors, (246) [2021-11-20 22:49:53,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1047 transitions. [2021-11-20 22:49:53,106 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1047 transitions. Word has length 139 [2021-11-20 22:49:53,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:53,107 INFO L470 AbstractCegarLoop]: Abstraction has 799 states and 1047 transitions. [2021-11-20 22:49:53,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 22:49:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1047 transitions. [2021-11-20 22:49:53,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-20 22:49:53,109 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:53,110 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:53,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-20 22:49:53,110 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-20 22:49:53,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:53,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1014227595, now seen corresponding path program 1 times [2021-11-20 22:49:53,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:53,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943402166] [2021-11-20 22:49:53,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:53,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:53,257 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:53,257 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:53,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943402166] [2021-11-20 22:49:53,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943402166] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:53,258 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:53,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:53,258 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658917911] [2021-11-20 22:49:53,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:53,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:53,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:53,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:53,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:53,260 INFO L87 Difference]: Start difference. First operand 799 states and 1047 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-20 22:49:56,692 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:49:56,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:49:56,781 INFO L93 Difference]: Finished difference Result 805 states and 1054 transitions. [2021-11-20 22:49:56,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:49:56,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 113 [2021-11-20 22:49:56,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:49:56,788 INFO L225 Difference]: With dead ends: 805 [2021-11-20 22:49:56,788 INFO L226 Difference]: Without dead ends: 803 [2021-11-20 22:49:56,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:49:56,789 INFO L933 BasicCegarLoop]: 878 mSDtfsCounter, 933 mSDsluCounter, 1048 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 939 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-20 22:49:56,790 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [939 Valid, 1801 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2021-11-20 22:49:56,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2021-11-20 22:49:56,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 797. [2021-11-20 22:49:56,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 460 states have (on average 1.208695652173913) internal successors, (556), 478 states have internal predecessors, (556), 243 states have call successors, (243), 81 states have call predecessors, (243), 81 states have return successors, (246), 241 states have call predecessors, (246), 241 states have call successors, (246) [2021-11-20 22:49:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1045 transitions. [2021-11-20 22:49:56,859 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1045 transitions. Word has length 113 [2021-11-20 22:49:56,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:49:56,859 INFO L470 AbstractCegarLoop]: Abstraction has 797 states and 1045 transitions. [2021-11-20 22:49:56,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-20 22:49:56,860 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1045 transitions. [2021-11-20 22:49:56,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-20 22:49:56,862 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:49:56,862 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:49:56,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-20 22:49:56,862 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-20 22:49:56,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:49:56,863 INFO L85 PathProgramCache]: Analyzing trace with hash -604516817, now seen corresponding path program 1 times [2021-11-20 22:49:56,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:49:56,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057202807] [2021-11-20 22:49:56,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:49:56,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:49:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:49:57,021 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:49:57,022 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:49:57,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057202807] [2021-11-20 22:49:57,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057202807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:49:57,022 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:49:57,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:49:57,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512858518] [2021-11-20 22:49:57,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:49:57,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:49:57,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:49:57,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:49:57,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:49:57,025 INFO L87 Difference]: Start difference. First operand 797 states and 1045 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-20 22:49:58,093 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:50:01,005 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:50:01,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:50:01,119 INFO L93 Difference]: Finished difference Result 803 states and 1052 transitions. [2021-11-20 22:50:01,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:50:01,120 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 118 [2021-11-20 22:50:01,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:50:01,126 INFO L225 Difference]: With dead ends: 803 [2021-11-20 22:50:01,126 INFO L226 Difference]: Without dead ends: 801 [2021-11-20 22:50:01,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:50:01,127 INFO L933 BasicCegarLoop]: 876 mSDtfsCounter, 930 mSDsluCounter, 1046 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 1797 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-11-20 22:50:01,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 1797 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2021-11-20 22:50:01,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2021-11-20 22:50:01,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 795. [2021-11-20 22:50:01,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 795 states, 459 states have (on average 1.2069716775599129) internal successors, (554), 476 states have internal predecessors, (554), 243 states have call successors, (243), 81 states have call predecessors, (243), 81 states have return successors, (246), 241 states have call predecessors, (246), 241 states have call successors, (246) [2021-11-20 22:50:01,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1043 transitions. [2021-11-20 22:50:01,225 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1043 transitions. Word has length 118 [2021-11-20 22:50:01,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:50:01,226 INFO L470 AbstractCegarLoop]: Abstraction has 795 states and 1043 transitions. [2021-11-20 22:50:01,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-20 22:50:01,227 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1043 transitions. [2021-11-20 22:50:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-20 22:50:01,229 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:50:01,229 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:50:01,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-20 22:50:01,230 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-20 22:50:01,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:50:01,230 INFO L85 PathProgramCache]: Analyzing trace with hash 573131828, now seen corresponding path program 1 times [2021-11-20 22:50:01,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:50:01,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923357842] [2021-11-20 22:50:01,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:50:01,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:50:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:50:01,400 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-20 22:50:01,400 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:50:01,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923357842] [2021-11-20 22:50:01,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923357842] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 22:50:01,401 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 22:50:01,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 22:50:01,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397137818] [2021-11-20 22:50:01,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 22:50:01,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 22:50:01,403 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 22:50:01,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 22:50:01,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 22:50:01,404 INFO L87 Difference]: Start difference. First operand 795 states and 1043 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-20 22:50:05,670 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 22:50:05,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 22:50:05,779 INFO L93 Difference]: Finished difference Result 801 states and 1050 transitions. [2021-11-20 22:50:05,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 22:50:05,780 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 123 [2021-11-20 22:50:05,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 22:50:05,785 INFO L225 Difference]: With dead ends: 801 [2021-11-20 22:50:05,786 INFO L226 Difference]: Without dead ends: 799 [2021-11-20 22:50:05,786 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 22:50:05,787 INFO L933 BasicCegarLoop]: 874 mSDtfsCounter, 927 mSDsluCounter, 1044 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 1793 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-11-20 22:50:05,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [933 Valid, 1793 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2021-11-20 22:50:05,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2021-11-20 22:50:05,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 793. [2021-11-20 22:50:05,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 793 states, 458 states have (on average 1.205240174672489) internal successors, (552), 474 states have internal predecessors, (552), 243 states have call successors, (243), 81 states have call predecessors, (243), 81 states have return successors, (246), 241 states have call predecessors, (246), 241 states have call successors, (246) [2021-11-20 22:50:05,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1041 transitions. [2021-11-20 22:50:05,883 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1041 transitions. Word has length 123 [2021-11-20 22:50:05,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 22:50:05,883 INFO L470 AbstractCegarLoop]: Abstraction has 793 states and 1041 transitions. [2021-11-20 22:50:05,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-20 22:50:05,885 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1041 transitions. [2021-11-20 22:50:05,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-20 22:50:05,887 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 22:50:05,887 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 22:50:05,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-20 22:50:05,889 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-20 22:50:05,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 22:50:05,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1442452423, now seen corresponding path program 1 times [2021-11-20 22:50:05,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 22:50:05,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950459976] [2021-11-20 22:50:05,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:50:05,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 22:50:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:50:07,325 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-20 22:50:07,326 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 22:50:07,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950459976] [2021-11-20 22:50:07,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950459976] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 22:50:07,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682892973] [2021-11-20 22:50:07,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 22:50:07,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 22:50:07,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 22:50:07,329 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 22:50:07,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df5f8d9-1bef-43b3-be2d-28d7ff6e97c8/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 22:50:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 22:50:08,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 3197 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-20 22:50:08,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 22:50:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2021-11-20 22:50:09,071 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 22:50:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 4 proven. 42 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2021-11-20 22:50:09,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1682892973] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 22:50:09,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [122916343] [2021-11-20 22:50:09,893 INFO L159 IcfgInterpreter]: Started Sifa with 72 locations of interest [2021-11-20 22:50:09,893 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 22:50:09,899 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 22:50:09,904 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 22:50:09,904 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 22:50:15,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 82 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 222 treesize of output 265 [2021-11-20 22:50:15,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 49 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 156 [2021-11-20 22:50:15,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:15,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 46 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 119 [2021-11-20 22:50:16,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:50:17,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:17,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:17,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:17,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:17,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:17,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:17,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:17,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:17,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:50:17,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 7832 treesize of output 6146 [2021-11-20 22:51:11,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:12,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:19,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 22:51:19,749 INFO L244 Elim1Store]: Index analysis took 563 ms [2021-11-20 22:51:19,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 124 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 225 [2021-11-20 22:51:21,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:22,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:23,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:24,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:25,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:25,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:26,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:28,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:29,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2021-11-20 22:51:30,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11