./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/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_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 02:35:51,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:35:51,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:35:51,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:35:51,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:35:51,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:35:51,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:35:51,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:35:51,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:35:51,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:35:51,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:35:51,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:35:51,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:35:51,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:35:51,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:35:51,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:35:51,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:35:51,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:35:51,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:35:51,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:35:51,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:35:51,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:35:51,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:35:51,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:35:51,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:35:51,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:35:51,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:35:51,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:35:51,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:35:51,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:35:51,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:35:51,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:35:51,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:35:51,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:35:51,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:35:51,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:35:51,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:35:51,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:35:51,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:35:51,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:35:51,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:35:51,865 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:35:51,911 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:35:51,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:35:51,912 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:35:51,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:35:51,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:35:51,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:35:51,914 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:35:51,914 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:35:51,914 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:35:51,914 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:35:51,916 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:35:51,916 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:35:51,916 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:35:51,916 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:35:51,917 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:35:51,917 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:35:51,917 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:35:51,917 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:35:51,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:35:51,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:35:51,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:35:51,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:35:51,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:35:51,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:35:51,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:35:51,919 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:35:51,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:35:51,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:35:51,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:35:51,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:35:51,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:35:51,921 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:35:51,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:35:51,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:35:51,921 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:35:51,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:35:51,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:35:51,922 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:35:51,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f843593f0803d80f01f7de6a35e44c612d96487902b3c8b67a12b88481e60963 [2022-11-22 02:35:52,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:35:52,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:35:52,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:35:52,260 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:35:52,261 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:35:52,262 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i [2022-11-22 02:35:55,318 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:35:55,960 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:35:55,961 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i [2022-11-22 02:35:56,007 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/data/da0ae635e/cd39230d598f4dd7a902f24e4f0cc2a2/FLAGd0d18f683 [2022-11-22 02:35:56,026 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/data/da0ae635e/cd39230d598f4dd7a902f24e4f0cc2a2 [2022-11-22 02:35:56,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:35:56,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:35:56,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:35:56,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:35:56,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:35:56,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:35:56" (1/1) ... [2022-11-22 02:35:56,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a44e84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:56, skipping insertion in model container [2022-11-22 02:35:56,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:35:56" (1/1) ... [2022-11-22 02:35:56,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:35:56,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:35:59,355 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291738,291751] [2022-11-22 02:35:59,361 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291883,291896] [2022-11-22 02:35:59,362 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292029,292042] [2022-11-22 02:35:59,363 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292194,292207] [2022-11-22 02:35:59,363 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292352,292365] [2022-11-22 02:35:59,364 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292510,292523] [2022-11-22 02:35:59,364 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292668,292681] [2022-11-22 02:35:59,365 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292828,292841] [2022-11-22 02:35:59,365 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292987,293000] [2022-11-22 02:35:59,366 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293126,293139] [2022-11-22 02:35:59,366 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293268,293281] [2022-11-22 02:35:59,367 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293417,293430] [2022-11-22 02:35:59,375 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293556,293569] [2022-11-22 02:35:59,377 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293711,293724] [2022-11-22 02:35:59,377 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293871,293884] [2022-11-22 02:35:59,378 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294022,294035] [2022-11-22 02:35:59,379 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294173,294186] [2022-11-22 02:35:59,380 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294325,294338] [2022-11-22 02:35:59,380 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294474,294487] [2022-11-22 02:35:59,386 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294622,294635] [2022-11-22 02:35:59,387 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294779,294792] [2022-11-22 02:35:59,388 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294928,294941] [2022-11-22 02:35:59,388 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295084,295097] [2022-11-22 02:35:59,390 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295237,295250] [2022-11-22 02:35:59,391 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295383,295396] [2022-11-22 02:35:59,391 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295526,295539] [2022-11-22 02:35:59,392 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295678,295691] [2022-11-22 02:35:59,393 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295824,295837] [2022-11-22 02:35:59,393 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295969,295982] [2022-11-22 02:35:59,394 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296123,296136] [2022-11-22 02:35:59,394 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296274,296287] [2022-11-22 02:35:59,395 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296429,296442] [2022-11-22 02:35:59,395 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296581,296594] [2022-11-22 02:35:59,396 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296736,296749] [2022-11-22 02:35:59,396 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296900,296913] [2022-11-22 02:35:59,397 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297056,297069] [2022-11-22 02:35:59,397 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297220,297233] [2022-11-22 02:35:59,398 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297362,297375] [2022-11-22 02:35:59,398 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297520,297533] [2022-11-22 02:35:59,399 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297687,297700] [2022-11-22 02:35:59,399 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297846,297859] [2022-11-22 02:35:59,400 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298005,298018] [2022-11-22 02:35:59,401 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298154,298167] [2022-11-22 02:35:59,402 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298301,298314] [2022-11-22 02:35:59,402 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298440,298453] [2022-11-22 02:35:59,404 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298603,298616] [2022-11-22 02:35:59,404 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298769,298782] [2022-11-22 02:35:59,406 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298933,298946] [2022-11-22 02:35:59,406 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299098,299111] [2022-11-22 02:35:59,407 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299263,299276] [2022-11-22 02:35:59,407 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299429,299442] [2022-11-22 02:35:59,407 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299594,299607] [2022-11-22 02:35:59,408 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299761,299774] [2022-11-22 02:35:59,408 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299921,299934] [2022-11-22 02:35:59,409 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300083,300096] [2022-11-22 02:35:59,409 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300242,300255] [2022-11-22 02:35:59,410 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300388,300401] [2022-11-22 02:35:59,410 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300531,300544] [2022-11-22 02:35:59,411 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300675,300688] [2022-11-22 02:35:59,411 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300818,300831] [2022-11-22 02:35:59,412 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300962,300975] [2022-11-22 02:35:59,413 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301103,301116] [2022-11-22 02:35:59,413 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301241,301254] [2022-11-22 02:35:59,413 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301399,301412] [2022-11-22 02:35:59,414 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301558,301571] [2022-11-22 02:35:59,415 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301714,301727] [2022-11-22 02:35:59,416 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301863,301876] [2022-11-22 02:35:59,417 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302015,302028] [2022-11-22 02:35:59,417 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302166,302179] [2022-11-22 02:35:59,418 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302315,302328] [2022-11-22 02:35:59,419 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302467,302480] [2022-11-22 02:35:59,419 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302615,302628] [2022-11-22 02:35:59,420 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302768,302781] [2022-11-22 02:35:59,421 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302919,302932] [2022-11-22 02:35:59,421 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303069,303082] [2022-11-22 02:35:59,422 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303216,303229] [2022-11-22 02:35:59,422 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303367,303380] [2022-11-22 02:35:59,423 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303518,303531] [2022-11-22 02:35:59,423 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303666,303679] [2022-11-22 02:35:59,423 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303832,303845] [2022-11-22 02:35:59,424 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304001,304014] [2022-11-22 02:35:59,424 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304168,304181] [2022-11-22 02:35:59,425 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304336,304349] [2022-11-22 02:35:59,425 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304486,304499] [2022-11-22 02:35:59,426 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304633,304646] [2022-11-22 02:35:59,427 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304794,304807] [2022-11-22 02:35:59,428 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304964,304977] [2022-11-22 02:35:59,428 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[305126,305139] [2022-11-22 02:35:59,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:35:59,505 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:35:59,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291738,291751] [2022-11-22 02:35:59,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[291883,291896] [2022-11-22 02:35:59,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292029,292042] [2022-11-22 02:35:59,819 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292194,292207] [2022-11-22 02:35:59,820 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292352,292365] [2022-11-22 02:35:59,820 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292510,292523] [2022-11-22 02:35:59,821 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292668,292681] [2022-11-22 02:35:59,821 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292828,292841] [2022-11-22 02:35:59,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[292987,293000] [2022-11-22 02:35:59,822 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293126,293139] [2022-11-22 02:35:59,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293268,293281] [2022-11-22 02:35:59,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293417,293430] [2022-11-22 02:35:59,824 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293556,293569] [2022-11-22 02:35:59,824 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293711,293724] [2022-11-22 02:35:59,825 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[293871,293884] [2022-11-22 02:35:59,825 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294022,294035] [2022-11-22 02:35:59,825 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294173,294186] [2022-11-22 02:35:59,826 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294325,294338] [2022-11-22 02:35:59,826 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294474,294487] [2022-11-22 02:35:59,827 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294622,294635] [2022-11-22 02:35:59,827 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294779,294792] [2022-11-22 02:35:59,828 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[294928,294941] [2022-11-22 02:35:59,828 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295084,295097] [2022-11-22 02:35:59,828 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295237,295250] [2022-11-22 02:35:59,829 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295383,295396] [2022-11-22 02:35:59,829 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295526,295539] [2022-11-22 02:35:59,830 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295678,295691] [2022-11-22 02:35:59,830 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295824,295837] [2022-11-22 02:35:59,831 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[295969,295982] [2022-11-22 02:35:59,831 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296123,296136] [2022-11-22 02:35:59,832 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296274,296287] [2022-11-22 02:35:59,832 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296429,296442] [2022-11-22 02:35:59,833 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296581,296594] [2022-11-22 02:35:59,833 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296736,296749] [2022-11-22 02:35:59,833 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[296900,296913] [2022-11-22 02:35:59,834 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297056,297069] [2022-11-22 02:35:59,834 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297220,297233] [2022-11-22 02:35:59,835 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297362,297375] [2022-11-22 02:35:59,835 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297520,297533] [2022-11-22 02:35:59,835 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297687,297700] [2022-11-22 02:35:59,836 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[297846,297859] [2022-11-22 02:35:59,836 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298005,298018] [2022-11-22 02:35:59,837 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298154,298167] [2022-11-22 02:35:59,837 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298301,298314] [2022-11-22 02:35:59,838 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298440,298453] [2022-11-22 02:35:59,838 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298603,298616] [2022-11-22 02:35:59,838 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298769,298782] [2022-11-22 02:35:59,839 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[298933,298946] [2022-11-22 02:35:59,839 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299098,299111] [2022-11-22 02:35:59,840 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299263,299276] [2022-11-22 02:35:59,840 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299429,299442] [2022-11-22 02:35:59,841 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299594,299607] [2022-11-22 02:35:59,841 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299761,299774] [2022-11-22 02:35:59,842 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[299921,299934] [2022-11-22 02:35:59,842 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300083,300096] [2022-11-22 02:35:59,843 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300242,300255] [2022-11-22 02:35:59,843 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300388,300401] [2022-11-22 02:35:59,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300531,300544] [2022-11-22 02:35:59,844 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300675,300688] [2022-11-22 02:35:59,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300818,300831] [2022-11-22 02:35:59,845 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[300962,300975] [2022-11-22 02:35:59,846 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301103,301116] [2022-11-22 02:35:59,846 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301241,301254] [2022-11-22 02:35:59,847 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301399,301412] [2022-11-22 02:35:59,847 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301558,301571] [2022-11-22 02:35:59,848 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301714,301727] [2022-11-22 02:35:59,848 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[301863,301876] [2022-11-22 02:35:59,849 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302015,302028] [2022-11-22 02:35:59,849 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302166,302179] [2022-11-22 02:35:59,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302315,302328] [2022-11-22 02:35:59,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302467,302480] [2022-11-22 02:35:59,850 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302615,302628] [2022-11-22 02:35:59,851 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302768,302781] [2022-11-22 02:35:59,851 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[302919,302932] [2022-11-22 02:35:59,852 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303069,303082] [2022-11-22 02:35:59,852 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303216,303229] [2022-11-22 02:35:59,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303367,303380] [2022-11-22 02:35:59,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303518,303531] [2022-11-22 02:35:59,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303666,303679] [2022-11-22 02:35:59,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[303832,303845] [2022-11-22 02:35:59,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304001,304014] [2022-11-22 02:35:59,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304168,304181] [2022-11-22 02:35:59,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304336,304349] [2022-11-22 02:35:59,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304486,304499] [2022-11-22 02:35:59,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304633,304646] [2022-11-22 02:35:59,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304794,304807] [2022-11-22 02:35:59,857 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[304964,304977] [2022-11-22 02:35:59,857 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--nfc--port100.ko.cil.i[305126,305139] [2022-11-22 02:35:59,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:36:00,061 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:36:00,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00 WrapperNode [2022-11-22 02:36:00,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:36:00,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:36:00,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:36:00,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:36:00,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,373 INFO L138 Inliner]: procedures = 519, calls = 2128, calls flagged for inlining = 234, calls inlined = 146, statements flattened = 3326 [2022-11-22 02:36:00,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:36:00,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:36:00,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:36:00,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:36:00,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,571 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:36:00,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:36:00,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:36:00,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:36:00,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (1/1) ... [2022-11-22 02:36:00,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:36:00,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:36:00,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:36:00,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:36:00,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 02:36:00,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 02:36:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-22 02:36:00,681 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-22 02:36:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 02:36:00,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 02:36:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:36:00,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:36:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 02:36:00,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 02:36:00,682 INFO L130 BoogieDeclarations]: Found specification of procedure port100_send_cmd_async [2022-11-22 02:36:00,682 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_send_cmd_async [2022-11-22 02:36:00,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-22 02:36:00,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-22 02:36:00,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 02:36:00,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 02:36:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 02:36:00,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 02:36:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 02:36:00,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 02:36:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-22 02:36:00,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-22 02:36:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:36:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-22 02:36:00,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-22 02:36:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure port100_tg_send_cmd [2022-11-22 02:36:00,684 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_tg_send_cmd [2022-11-22 02:36:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:36:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:36:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-22 02:36:00,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-22 02:36:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 02:36:00,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 02:36:00,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 02:36:00,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 02:36:00,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:36:00,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 02:36:00,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 02:36:00,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 02:36:00,685 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 02:36:00,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 02:36:00,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 02:36:00,686 INFO L130 BoogieDeclarations]: Found specification of procedure port100_alloc_skb [2022-11-22 02:36:00,686 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_alloc_skb [2022-11-22 02:36:00,686 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-22 02:36:00,686 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-22 02:36:00,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 02:36:00,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 02:36:00,686 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-11-22 02:36:00,686 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-11-22 02:36:00,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 02:36:00,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 02:36:00,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 02:36:00,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 02:36:00,687 INFO L130 BoogieDeclarations]: Found specification of procedure port100_checksum [2022-11-22 02:36:00,687 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_checksum [2022-11-22 02:36:00,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:36:00,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:36:00,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 02:36:00,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 02:36:00,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:36:00,688 INFO L130 BoogieDeclarations]: Found specification of procedure nfc_digital_get_drvdata [2022-11-22 02:36:00,688 INFO L138 BoogieDeclarations]: Found implementation of procedure nfc_digital_get_drvdata [2022-11-22 02:36:00,688 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:36:00,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:36:00,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_put_dev [2022-11-22 02:36:00,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_put_dev [2022-11-22 02:36:00,693 INFO L130 BoogieDeclarations]: Found specification of procedure port100_abort_cmd [2022-11-22 02:36:00,693 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_abort_cmd [2022-11-22 02:36:00,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-11-22 02:36:00,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-11-22 02:36:00,693 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-22 02:36:00,693 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-22 02:36:00,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 02:36:00,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 02:36:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure port100_send_cmd_sync [2022-11-22 02:36:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_send_cmd_sync [2022-11-22 02:36:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:36:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:36:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-22 02:36:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-22 02:36:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:36:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:36:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 02:36:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 02:36:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-11-22 02:36:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-11-22 02:36:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-11-22 02:36:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-11-22 02:36:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 02:36:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 02:36:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-22 02:36:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-22 02:36:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2022-11-22 02:36:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2022-11-22 02:36:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-22 02:36:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-22 02:36:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 02:36:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 02:36:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 02:36:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 02:36:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:36:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 02:36:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 02:36:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:36:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:36:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure nfc_digital_free_device [2022-11-22 02:36:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure nfc_digital_free_device [2022-11-22 02:36:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 02:36:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 02:36:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 02:36:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 02:36:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-22 02:36:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-22 02:36:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 02:36:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 02:36:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 02:36:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 02:36:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-11-22 02:36:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-11-22 02:36:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-11-22 02:36:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-11-22 02:36:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 02:36:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 02:36:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 02:36:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 02:36:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-11-22 02:36:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-11-22 02:36:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-22 02:36:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-22 02:36:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 02:36:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 02:36:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 02:36:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 02:36:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:36:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 02:36:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 02:36:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure port100_data_checksum [2022-11-22 02:36:00,707 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_data_checksum [2022-11-22 02:36:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:36:00,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:36:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 02:36:00,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 02:36:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-22 02:36:00,707 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-22 02:36:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 02:36:00,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 02:36:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure port100_tg_configure_hw [2022-11-22 02:36:00,708 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_tg_configure_hw [2022-11-22 02:36:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure port100_disconnect [2022-11-22 02:36:00,708 INFO L138 BoogieDeclarations]: Found implementation of procedure port100_disconnect [2022-11-22 02:36:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 02:36:00,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 02:36:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:36:01,426 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:36:01,431 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:36:01,602 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:36:14,804 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:36:15,366 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:36:15,366 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 02:36:15,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:36:15 BoogieIcfgContainer [2022-11-22 02:36:15,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:36:15,374 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:36:15,374 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:36:15,377 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:36:15,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:35:56" (1/3) ... [2022-11-22 02:36:15,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7bb080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:36:15, skipping insertion in model container [2022-11-22 02:36:15,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:36:00" (2/3) ... [2022-11-22 02:36:15,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c7bb080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:36:15, skipping insertion in model container [2022-11-22 02:36:15,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:36:15" (3/3) ... [2022-11-22 02:36:15,382 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--nfc--port100.ko.cil.i [2022-11-22 02:36:15,403 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:36:15,403 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2022-11-22 02:36:15,496 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:36:15,511 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@20d182b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:36:15,511 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2022-11-22 02:36:15,522 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) [2022-11-22 02:36:15,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-22 02:36:15,533 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:15,534 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:36:15,535 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-22 02:36:15,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:15,542 INFO L85 PathProgramCache]: Analyzing trace with hash 486560336, now seen corresponding path program 1 times [2022-11-22 02:36:15,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:15,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55127444] [2022-11-22 02:36:15,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:15,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:16,811 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:36:16,811 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:16,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55127444] [2022-11-22 02:36:16,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55127444] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:16,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:16,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:16,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260039454] [2022-11-22 02:36:16,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:16,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:16,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:16,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:16,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:16,874 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) [2022-11-22 02:36:20,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:20,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:20,797 INFO L93 Difference]: Finished difference Result 1564 states and 2197 transitions. [2022-11-22 02:36:20,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:36:20,810 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 [2022-11-22 02:36:20,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:20,844 INFO L225 Difference]: With dead ends: 1564 [2022-11-22 02:36:20,844 INFO L226 Difference]: Without dead ends: 813 [2022-11-22 02:36:20,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:20,870 INFO L413 NwaCegarLoop]: 928 mSDtfsCounter, 996 mSDsluCounter, 973 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s 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, 3.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:20,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1002 Valid, 1901 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 246 Invalid, 1 Unknown, 0 Unchecked, 3.7s Time] [2022-11-22 02:36:20,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2022-11-22 02:36:21,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 807. [2022-11-22 02:36:21,028 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) [2022-11-22 02:36:21,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1055 transitions. [2022-11-22 02:36:21,044 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1055 transitions. Word has length 51 [2022-11-22 02:36:21,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:21,045 INFO L495 AbstractCegarLoop]: Abstraction has 807 states and 1055 transitions. [2022-11-22 02:36:21,045 INFO L496 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) [2022-11-22 02:36:21,045 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1055 transitions. [2022-11-22 02:36:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-22 02:36:21,048 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:21,048 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:36:21,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:36:21,049 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-22 02:36:21,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:21,050 INFO L85 PathProgramCache]: Analyzing trace with hash -922467662, now seen corresponding path program 1 times [2022-11-22 02:36:21,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:21,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182943825] [2022-11-22 02:36:21,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:21,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:21,665 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:36:21,665 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:21,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182943825] [2022-11-22 02:36:21,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182943825] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:21,666 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:21,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:21,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528434134] [2022-11-22 02:36:21,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:21,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:21,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:21,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:21,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:21,669 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) [2022-11-22 02:36:25,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:25,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:25,995 INFO L93 Difference]: Finished difference Result 813 states and 1062 transitions. [2022-11-22 02:36:25,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:36:25,996 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 [2022-11-22 02:36:25,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:26,003 INFO L225 Difference]: With dead ends: 813 [2022-11-22 02:36:26,004 INFO L226 Difference]: Without dead ends: 811 [2022-11-22 02:36:26,005 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:26,006 INFO L413 NwaCegarLoop]: 912 mSDtfsCounter, 978 mSDsluCounter, 957 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 984 SdHoareTripleChecker+Valid, 1869 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:26,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [984 Valid, 1869 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-11-22 02:36:26,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2022-11-22 02:36:26,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 805. [2022-11-22 02:36:26,063 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) [2022-11-22 02:36:26,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 1053 transitions. [2022-11-22 02:36:26,069 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 1053 transitions. Word has length 56 [2022-11-22 02:36:26,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:26,069 INFO L495 AbstractCegarLoop]: Abstraction has 805 states and 1053 transitions. [2022-11-22 02:36:26,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-22 02:36:26,070 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1053 transitions. [2022-11-22 02:36:26,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-22 02:36:26,072 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:26,072 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:36:26,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:36:26,073 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-22 02:36:26,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:26,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1496626711, now seen corresponding path program 1 times [2022-11-22 02:36:26,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:26,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690623279] [2022-11-22 02:36:26,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:26,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:36:26,647 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:26,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690623279] [2022-11-22 02:36:26,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690623279] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:26,647 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:26,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:26,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836967844] [2022-11-22 02:36:26,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:26,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:26,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:26,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:26,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:26,650 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) [2022-11-22 02:36:30,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:30,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:30,727 INFO L93 Difference]: Finished difference Result 811 states and 1060 transitions. [2022-11-22 02:36:30,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:36:30,728 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 [2022-11-22 02:36:30,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:30,733 INFO L225 Difference]: With dead ends: 811 [2022-11-22 02:36:30,734 INFO L226 Difference]: Without dead ends: 809 [2022-11-22 02:36:30,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:30,735 INFO L413 NwaCegarLoop]: 910 mSDtfsCounter, 975 mSDsluCounter, 955 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s 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, 4.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:30,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [981 Valid, 1865 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-11-22 02:36:30,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2022-11-22 02:36:30,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 803. [2022-11-22 02:36:30,790 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) [2022-11-22 02:36:30,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1051 transitions. [2022-11-22 02:36:30,796 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1051 transitions. Word has length 61 [2022-11-22 02:36:30,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:30,797 INFO L495 AbstractCegarLoop]: Abstraction has 803 states and 1051 transitions. [2022-11-22 02:36:30,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-22 02:36:30,797 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1051 transitions. [2022-11-22 02:36:30,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-22 02:36:30,799 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:30,799 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:36:30,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:36:30,799 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-22 02:36:30,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:30,800 INFO L85 PathProgramCache]: Analyzing trace with hash 38903362, now seen corresponding path program 1 times [2022-11-22 02:36:30,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:30,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356162800] [2022-11-22 02:36:30,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:30,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:31,342 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:36:31,343 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:31,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356162800] [2022-11-22 02:36:31,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356162800] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:31,344 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:31,344 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:31,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712497194] [2022-11-22 02:36:31,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:31,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:31,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:31,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:31,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:31,346 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) [2022-11-22 02:36:35,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:35,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:35,899 INFO L93 Difference]: Finished difference Result 809 states and 1058 transitions. [2022-11-22 02:36:35,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:36:35,900 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 [2022-11-22 02:36:35,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:35,905 INFO L225 Difference]: With dead ends: 809 [2022-11-22 02:36:35,906 INFO L226 Difference]: Without dead ends: 807 [2022-11-22 02:36:35,907 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:35,908 INFO L413 NwaCegarLoop]: 908 mSDtfsCounter, 972 mSDsluCounter, 953 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s 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, 4.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:35,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [978 Valid, 1861 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2022-11-22 02:36:35,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 807 states. [2022-11-22 02:36:35,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 807 to 801. [2022-11-22 02:36:35,958 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) [2022-11-22 02:36:35,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1049 transitions. [2022-11-22 02:36:35,964 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1049 transitions. Word has length 66 [2022-11-22 02:36:35,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:35,964 INFO L495 AbstractCegarLoop]: Abstraction has 801 states and 1049 transitions. [2022-11-22 02:36:35,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 02:36:35,965 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1049 transitions. [2022-11-22 02:36:35,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-22 02:36:35,966 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:35,966 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:36:35,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:36:35,967 INFO L420 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)] === [2022-11-22 02:36:35,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:35,967 INFO L85 PathProgramCache]: Analyzing trace with hash 828092249, now seen corresponding path program 1 times [2022-11-22 02:36:35,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:35,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958204902] [2022-11-22 02:36:35,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:35,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:36,497 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:36:36,498 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:36,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958204902] [2022-11-22 02:36:36,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958204902] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:36,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:36,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:36,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377754207] [2022-11-22 02:36:36,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:36,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:36,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:36,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:36,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:36,500 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) [2022-11-22 02:36:40,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:40,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:40,893 INFO L93 Difference]: Finished difference Result 807 states and 1056 transitions. [2022-11-22 02:36:40,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:36:40,894 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 [2022-11-22 02:36:40,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:40,900 INFO L225 Difference]: With dead ends: 807 [2022-11-22 02:36:40,900 INFO L226 Difference]: Without dead ends: 805 [2022-11-22 02:36:40,901 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:40,901 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 969 mSDsluCounter, 951 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s 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, 4.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:40,902 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [975 Valid, 1857 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-22 02:36:40,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2022-11-22 02:36:40,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 799. [2022-11-22 02:36:40,951 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) [2022-11-22 02:36:40,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1047 transitions. [2022-11-22 02:36:40,958 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1047 transitions. Word has length 71 [2022-11-22 02:36:40,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:40,959 INFO L495 AbstractCegarLoop]: Abstraction has 799 states and 1047 transitions. [2022-11-22 02:36:40,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-22 02:36:40,959 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1047 transitions. [2022-11-22 02:36:40,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-22 02:36:40,961 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:40,961 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:36:40,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:36:40,962 INFO L420 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)] === [2022-11-22 02:36:40,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:40,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1756986796, now seen corresponding path program 1 times [2022-11-22 02:36:40,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:40,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867351919] [2022-11-22 02:36:40,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:40,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:41,439 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:36:41,439 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:41,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867351919] [2022-11-22 02:36:41,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867351919] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:41,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:41,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:41,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734716916] [2022-11-22 02:36:41,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:41,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:41,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:41,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:41,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:41,442 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) [2022-11-22 02:36:45,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:45,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:45,724 INFO L93 Difference]: Finished difference Result 805 states and 1054 transitions. [2022-11-22 02:36:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:36:45,725 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 [2022-11-22 02:36:45,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:45,729 INFO L225 Difference]: With dead ends: 805 [2022-11-22 02:36:45,730 INFO L226 Difference]: Without dead ends: 803 [2022-11-22 02:36:45,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:45,731 INFO L413 NwaCegarLoop]: 904 mSDtfsCounter, 966 mSDsluCounter, 949 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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, 4.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:45,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [972 Valid, 1853 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-11-22 02:36:45,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2022-11-22 02:36:45,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 797. [2022-11-22 02:36:45,787 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) [2022-11-22 02:36:45,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1045 transitions. [2022-11-22 02:36:45,792 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1045 transitions. Word has length 76 [2022-11-22 02:36:45,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:45,792 INFO L495 AbstractCegarLoop]: Abstraction has 797 states and 1045 transitions. [2022-11-22 02:36:45,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-22 02:36:45,793 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1045 transitions. [2022-11-22 02:36:45,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-22 02:36:45,795 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:45,795 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:36:45,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:36:45,795 INFO L420 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)] === [2022-11-22 02:36:45,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:45,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1066922634, now seen corresponding path program 1 times [2022-11-22 02:36:45,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:45,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528986814] [2022-11-22 02:36:45,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:45,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:46,285 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:36:46,286 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:46,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528986814] [2022-11-22 02:36:46,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528986814] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:46,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:46,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:46,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773720359] [2022-11-22 02:36:46,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:46,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:46,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:46,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:46,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:46,289 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) [2022-11-22 02:36:50,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:50,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:50,770 INFO L93 Difference]: Finished difference Result 803 states and 1052 transitions. [2022-11-22 02:36:50,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:36:50,771 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 [2022-11-22 02:36:50,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:50,775 INFO L225 Difference]: With dead ends: 803 [2022-11-22 02:36:50,776 INFO L226 Difference]: Without dead ends: 801 [2022-11-22 02:36:50,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:50,777 INFO L413 NwaCegarLoop]: 902 mSDtfsCounter, 963 mSDsluCounter, 947 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 4.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:50,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [969 Valid, 1849 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-11-22 02:36:50,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2022-11-22 02:36:50,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 795. [2022-11-22 02:36:50,836 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) [2022-11-22 02:36:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1043 transitions. [2022-11-22 02:36:50,841 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1043 transitions. Word has length 81 [2022-11-22 02:36:50,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:50,842 INFO L495 AbstractCegarLoop]: Abstraction has 795 states and 1043 transitions. [2022-11-22 02:36:50,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-22 02:36:50,842 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1043 transitions. [2022-11-22 02:36:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-22 02:36:50,844 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:50,844 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:36:50,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 02:36:50,844 INFO L420 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)] === [2022-11-22 02:36:50,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:50,845 INFO L85 PathProgramCache]: Analyzing trace with hash -231997660, now seen corresponding path program 1 times [2022-11-22 02:36:50,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:50,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886262887] [2022-11-22 02:36:50,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:50,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:51,326 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:36:51,326 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:51,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886262887] [2022-11-22 02:36:51,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886262887] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:51,327 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:51,327 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:51,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839086662] [2022-11-22 02:36:51,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:51,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:51,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:51,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:51,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:51,329 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) [2022-11-22 02:36:55,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:55,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:55,454 INFO L93 Difference]: Finished difference Result 801 states and 1050 transitions. [2022-11-22 02:36:55,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:36:55,455 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 [2022-11-22 02:36:55,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:55,460 INFO L225 Difference]: With dead ends: 801 [2022-11-22 02:36:55,460 INFO L226 Difference]: Without dead ends: 799 [2022-11-22 02:36:55,461 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:55,462 INFO L413 NwaCegarLoop]: 900 mSDtfsCounter, 964 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s 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, 4.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:55,462 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [970 Valid, 1841 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-11-22 02:36:55,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2022-11-22 02:36:55,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 793. [2022-11-22 02:36:55,523 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) [2022-11-22 02:36:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1041 transitions. [2022-11-22 02:36:55,528 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1041 transitions. Word has length 86 [2022-11-22 02:36:55,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:55,529 INFO L495 AbstractCegarLoop]: Abstraction has 793 states and 1041 transitions. [2022-11-22 02:36:55,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-22 02:36:55,529 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1041 transitions. [2022-11-22 02:36:55,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-22 02:36:55,530 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:55,531 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:36:55,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 02:36:55,531 INFO L420 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)] === [2022-11-22 02:36:55,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:55,532 INFO L85 PathProgramCache]: Analyzing trace with hash 388682727, now seen corresponding path program 1 times [2022-11-22 02:36:55,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:55,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679172135] [2022-11-22 02:36:55,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:55,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:56,002 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:36:56,002 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:56,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679172135] [2022-11-22 02:36:56,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679172135] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:56,002 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:56,003 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:36:56,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546640933] [2022-11-22 02:36:56,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:56,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:36:56,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:56,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:36:56,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:36:56,005 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) [2022-11-22 02:36:59,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:00,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:00,055 INFO L93 Difference]: Finished difference Result 799 states and 1048 transitions. [2022-11-22 02:37:00,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:00,056 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 [2022-11-22 02:37:00,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:00,060 INFO L225 Difference]: With dead ends: 799 [2022-11-22 02:37:00,061 INFO L226 Difference]: Without dead ends: 797 [2022-11-22 02:37:00,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:00,062 INFO L413 NwaCegarLoop]: 898 mSDtfsCounter, 956 mSDsluCounter, 943 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s 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, 4.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:00,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [962 Valid, 1841 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-11-22 02:37:00,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2022-11-22 02:37:00,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 791. [2022-11-22 02:37:00,164 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) [2022-11-22 02:37:00,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1039 transitions. [2022-11-22 02:37:00,168 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1039 transitions. Word has length 88 [2022-11-22 02:37:00,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:00,169 INFO L495 AbstractCegarLoop]: Abstraction has 791 states and 1039 transitions. [2022-11-22 02:37:00,169 INFO L496 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) [2022-11-22 02:37:00,169 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1039 transitions. [2022-11-22 02:37:00,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-22 02:37:00,171 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:00,171 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:00,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-22 02:37:00,171 INFO L420 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)] === [2022-11-22 02:37:00,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:00,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1329708151, now seen corresponding path program 1 times [2022-11-22 02:37:00,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:00,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266220912] [2022-11-22 02:37:00,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:00,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:00,626 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:37:00,626 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:00,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266220912] [2022-11-22 02:37:00,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266220912] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:00,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:00,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:37:00,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110162794] [2022-11-22 02:37:00,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:00,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:37:00,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:00,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:37:00,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:37:00,628 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) [2022-11-22 02:37:04,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:04,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:04,982 INFO L93 Difference]: Finished difference Result 797 states and 1046 transitions. [2022-11-22 02:37:04,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:04,983 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 [2022-11-22 02:37:04,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:04,987 INFO L225 Difference]: With dead ends: 797 [2022-11-22 02:37:04,988 INFO L226 Difference]: Without dead ends: 795 [2022-11-22 02:37:04,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:04,989 INFO L413 NwaCegarLoop]: 896 mSDtfsCounter, 955 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s 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, 4.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:04,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [961 Valid, 1837 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-22 02:37:04,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2022-11-22 02:37:05,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 789. [2022-11-22 02:37:05,062 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) [2022-11-22 02:37:05,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1037 transitions. [2022-11-22 02:37:05,067 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1037 transitions. Word has length 93 [2022-11-22 02:37:05,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:05,067 INFO L495 AbstractCegarLoop]: Abstraction has 789 states and 1037 transitions. [2022-11-22 02:37:05,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 02:37:05,068 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1037 transitions. [2022-11-22 02:37:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-22 02:37:05,069 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:05,069 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:05,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 02:37:05,070 INFO L420 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)] === [2022-11-22 02:37:05,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:05,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1317229512, now seen corresponding path program 1 times [2022-11-22 02:37:05,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:05,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050788504] [2022-11-22 02:37:05,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:05,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:05,540 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:37:05,540 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:05,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050788504] [2022-11-22 02:37:05,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050788504] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:05,541 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:05,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:37:05,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255914378] [2022-11-22 02:37:05,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:05,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:37:05,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:05,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:37:05,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:37:05,543 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) [2022-11-22 02:37:09,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:09,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:09,663 INFO L93 Difference]: Finished difference Result 795 states and 1044 transitions. [2022-11-22 02:37:09,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:09,664 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 [2022-11-22 02:37:09,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:09,672 INFO L225 Difference]: With dead ends: 795 [2022-11-22 02:37:09,672 INFO L226 Difference]: Without dead ends: 793 [2022-11-22 02:37:09,673 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:09,674 INFO L413 NwaCegarLoop]: 894 mSDtfsCounter, 952 mSDsluCounter, 939 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s 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, 4.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:09,674 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [958 Valid, 1833 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-11-22 02:37:09,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2022-11-22 02:37:09,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 787. [2022-11-22 02:37:09,754 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) [2022-11-22 02:37:09,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1035 transitions. [2022-11-22 02:37:09,758 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1035 transitions. Word has length 98 [2022-11-22 02:37:09,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:09,759 INFO L495 AbstractCegarLoop]: Abstraction has 787 states and 1035 transitions. [2022-11-22 02:37:09,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (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) [2022-11-22 02:37:09,759 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1035 transitions. [2022-11-22 02:37:09,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-22 02:37:09,763 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:09,764 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:09,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-22 02:37:09,764 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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)] === [2022-11-22 02:37:09,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:09,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1165704414, now seen corresponding path program 1 times [2022-11-22 02:37:09,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:09,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090315420] [2022-11-22 02:37:09,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:09,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:37:10,248 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:10,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090315420] [2022-11-22 02:37:10,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090315420] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:10,248 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:10,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:37:10,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827693344] [2022-11-22 02:37:10,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:10,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:37:10,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:10,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:37:10,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:37:10,250 INFO L87 Difference]: Start difference. First operand 787 states and 1035 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) [2022-11-22 02:37:14,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:14,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:14,789 INFO L93 Difference]: Finished difference Result 793 states and 1042 transitions. [2022-11-22 02:37:14,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:14,793 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 [2022-11-22 02:37:14,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:14,798 INFO L225 Difference]: With dead ends: 793 [2022-11-22 02:37:14,798 INFO L226 Difference]: Without dead ends: 791 [2022-11-22 02:37:14,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:14,800 INFO L413 NwaCegarLoop]: 892 mSDtfsCounter, 949 mSDsluCounter, 937 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 955 SdHoareTripleChecker+Valid, 1829 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:14,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [955 Valid, 1829 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-11-22 02:37:14,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2022-11-22 02:37:14,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 785. [2022-11-22 02:37:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 785 states, 455 states have (on average 1.2241758241758243) internal successors, (557), 476 states have internal predecessors, (557), 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) [2022-11-22 02:37:14,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 1033 transitions. [2022-11-22 02:37:14,884 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 1033 transitions. Word has length 103 [2022-11-22 02:37:14,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:14,885 INFO L495 AbstractCegarLoop]: Abstraction has 785 states and 1033 transitions. [2022-11-22 02:37:14,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (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) [2022-11-22 02:37:14,885 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1033 transitions. [2022-11-22 02:37:14,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-22 02:37:14,887 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:14,888 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:14,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-22 02:37:14,888 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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)] === [2022-11-22 02:37:14,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:14,889 INFO L85 PathProgramCache]: Analyzing trace with hash -975433125, now seen corresponding path program 1 times [2022-11-22 02:37:14,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:14,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560196181] [2022-11-22 02:37:14,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:14,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:15,331 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-22 02:37:15,331 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:15,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560196181] [2022-11-22 02:37:15,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560196181] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:15,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:15,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:37:15,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612405840] [2022-11-22 02:37:15,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:15,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:37:15,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:15,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:37:15,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:37:15,334 INFO L87 Difference]: Start difference. First operand 785 states and 1033 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) [2022-11-22 02:37:18,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:18,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:18,918 INFO L93 Difference]: Finished difference Result 1044 states and 1337 transitions. [2022-11-22 02:37:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:37:18,919 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 [2022-11-22 02:37:18,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:18,923 INFO L225 Difference]: With dead ends: 1044 [2022-11-22 02:37:18,923 INFO L226 Difference]: Without dead ends: 787 [2022-11-22 02:37:18,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:37:18,925 INFO L413 NwaCegarLoop]: 888 mSDtfsCounter, 967 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 933 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:18,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [971 Valid, 933 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 127 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2022-11-22 02:37:18,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2022-11-22 02:37:19,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 781. [2022-11-22 02:37:19,009 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) [2022-11-22 02:37:19,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 781 states and 1028 transitions. [2022-11-22 02:37:19,014 INFO L78 Accepts]: Start accepts. Automaton has 781 states and 1028 transitions. Word has length 130 [2022-11-22 02:37:19,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:19,014 INFO L495 AbstractCegarLoop]: Abstraction has 781 states and 1028 transitions. [2022-11-22 02:37:19,014 INFO L496 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) [2022-11-22 02:37:19,015 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1028 transitions. [2022-11-22 02:37:19,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-22 02:37:19,016 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:19,017 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:19,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-22 02:37:19,017 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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)] === [2022-11-22 02:37:19,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:19,018 INFO L85 PathProgramCache]: Analyzing trace with hash -502039209, now seen corresponding path program 1 times [2022-11-22 02:37:19,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:19,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165725527] [2022-11-22 02:37:19,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:19,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:19,554 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:37:19,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:19,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165725527] [2022-11-22 02:37:19,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165725527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:19,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:19,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:37:19,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775899826] [2022-11-22 02:37:19,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:19,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:37:19,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:19,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:37:19,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:37:19,557 INFO L87 Difference]: Start difference. First operand 781 states and 1028 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) [2022-11-22 02:37:23,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:23,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:23,892 INFO L93 Difference]: Finished difference Result 787 states and 1035 transitions. [2022-11-22 02:37:23,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:23,893 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 [2022-11-22 02:37:23,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:23,897 INFO L225 Difference]: With dead ends: 787 [2022-11-22 02:37:23,898 INFO L226 Difference]: Without dead ends: 785 [2022-11-22 02:37:23,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:23,899 INFO L413 NwaCegarLoop]: 885 mSDtfsCounter, 941 mSDsluCounter, 930 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 947 SdHoareTripleChecker+Valid, 1815 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:23,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [947 Valid, 1815 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-11-22 02:37:23,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2022-11-22 02:37:23,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 779. [2022-11-22 02:37:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 779 states, 451 states have (on average 1.2195121951219512) internal successors, (550), 470 states have internal predecessors, (550), 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) [2022-11-22 02:37:23,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 1026 transitions. [2022-11-22 02:37:23,995 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 1026 transitions. Word has length 108 [2022-11-22 02:37:23,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:23,996 INFO L495 AbstractCegarLoop]: Abstraction has 779 states and 1026 transitions. [2022-11-22 02:37:23,996 INFO L496 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) [2022-11-22 02:37:23,996 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1026 transitions. [2022-11-22 02:37:23,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-22 02:37:23,998 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:23,998 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:23,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-22 02:37:23,999 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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)] === [2022-11-22 02:37:23,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:23,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1371168943, now seen corresponding path program 1 times [2022-11-22 02:37:23,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:23,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19109642] [2022-11-22 02:37:24,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:24,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:24,433 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2022-11-22 02:37:24,433 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:24,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19109642] [2022-11-22 02:37:24,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19109642] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:37:24,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [412201979] [2022-11-22 02:37:24,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:24,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:37:24,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:37:24,440 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:37:24,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 02:37:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:25,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 3337 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 02:37:25,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:37:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2022-11-22 02:37:25,683 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:37:25,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [412201979] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:25,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 02:37:25,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-22 02:37:25,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824056015] [2022-11-22 02:37:25,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:25,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:37:25,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:25,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:37:25,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:37:25,689 INFO L87 Difference]: Start difference. First operand 779 states and 1026 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) [2022-11-22 02:37:29,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:29,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:29,156 INFO L93 Difference]: Finished difference Result 1051 states and 1340 transitions. [2022-11-22 02:37:29,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:37:29,157 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 [2022-11-22 02:37:29,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:29,162 INFO L225 Difference]: With dead ends: 1051 [2022-11-22 02:37:29,162 INFO L226 Difference]: Without dead ends: 803 [2022-11-22 02:37:29,163 INFO L412 NwaCegarLoop]: 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 [2022-11-22 02:37:29,164 INFO L413 NwaCegarLoop]: 893 mSDtfsCounter, 910 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 914 SdHoareTripleChecker+Valid, 988 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:29,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [914 Valid, 988 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2022-11-22 02:37:29,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2022-11-22 02:37:29,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 795. [2022-11-22 02:37:29,256 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) [2022-11-22 02:37:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1039 transitions. [2022-11-22 02:37:29,260 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1039 transitions. Word has length 135 [2022-11-22 02:37:29,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:29,261 INFO L495 AbstractCegarLoop]: Abstraction has 795 states and 1039 transitions. [2022-11-22 02:37:29,261 INFO L496 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) [2022-11-22 02:37:29,261 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1039 transitions. [2022-11-22 02:37:29,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-22 02:37:29,263 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:29,264 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:29,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-22 02:37:29,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:37:29,475 INFO L420 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)] === [2022-11-22 02:37:29,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:29,476 INFO L85 PathProgramCache]: Analyzing trace with hash 804252946, now seen corresponding path program 1 times [2022-11-22 02:37:29,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:29,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887680356] [2022-11-22 02:37:29,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:29,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:31,143 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-22 02:37:31,144 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:31,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887680356] [2022-11-22 02:37:31,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887680356] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:31,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:31,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:37:31,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740318461] [2022-11-22 02:37:31,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:31,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:37:31,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:31,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:37:31,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:31,146 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) [2022-11-22 02:37:32,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:38,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:38,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:38,894 INFO L93 Difference]: Finished difference Result 1631 states and 2173 transitions. [2022-11-22 02:37:38,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 02:37:38,894 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 [2022-11-22 02:37:38,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:38,900 INFO L225 Difference]: With dead ends: 1631 [2022-11-22 02:37:38,900 INFO L226 Difference]: Without dead ends: 889 [2022-11-22 02:37:38,902 INFO L412 NwaCegarLoop]: 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 [2022-11-22 02:37:38,903 INFO L413 NwaCegarLoop]: 987 mSDtfsCounter, 39 mSDsluCounter, 2880 mSDsCounter, 0 mSdLazyCounter, 498 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 3867 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 498 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:38,903 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 3867 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 498 Invalid, 1 Unknown, 0 Unchecked, 7.5s Time] [2022-11-22 02:37:38,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2022-11-22 02:37:39,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 799. [2022-11-22 02:37:39,009 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) [2022-11-22 02:37:39,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1047 transitions. [2022-11-22 02:37:39,013 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1047 transitions. Word has length 139 [2022-11-22 02:37:39,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:39,014 INFO L495 AbstractCegarLoop]: Abstraction has 799 states and 1047 transitions. [2022-11-22 02:37:39,014 INFO L496 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) [2022-11-22 02:37:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1047 transitions. [2022-11-22 02:37:39,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-22 02:37:39,016 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:39,017 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:39,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-22 02:37:39,017 INFO L420 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)] === [2022-11-22 02:37:39,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:39,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1742392944, now seen corresponding path program 1 times [2022-11-22 02:37:39,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:39,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955454176] [2022-11-22 02:37:39,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:39,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:39,488 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:37:39,488 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:39,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955454176] [2022-11-22 02:37:39,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955454176] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:39,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:39,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:37:39,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408542931] [2022-11-22 02:37:39,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:39,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:37:39,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:39,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:37:39,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:37:39,491 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) [2022-11-22 02:37:43,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:43,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:43,787 INFO L93 Difference]: Finished difference Result 805 states and 1054 transitions. [2022-11-22 02:37:43,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:43,788 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 [2022-11-22 02:37:43,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:43,792 INFO L225 Difference]: With dead ends: 805 [2022-11-22 02:37:43,792 INFO L226 Difference]: Without dead ends: 803 [2022-11-22 02:37:43,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:43,794 INFO L413 NwaCegarLoop]: 878 mSDtfsCounter, 933 mSDsluCounter, 923 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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, 4.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:43,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [939 Valid, 1801 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2022-11-22 02:37:43,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2022-11-22 02:37:43,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 797. [2022-11-22 02:37:43,941 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) [2022-11-22 02:37:43,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1045 transitions. [2022-11-22 02:37:43,944 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1045 transitions. Word has length 113 [2022-11-22 02:37:43,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:43,945 INFO L495 AbstractCegarLoop]: Abstraction has 797 states and 1045 transitions. [2022-11-22 02:37:43,945 INFO L496 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) [2022-11-22 02:37:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1045 transitions. [2022-11-22 02:37:43,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-22 02:37:43,947 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:43,947 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:43,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-22 02:37:43,950 INFO L420 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)] === [2022-11-22 02:37:43,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:43,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1612305521, now seen corresponding path program 1 times [2022-11-22 02:37:43,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:43,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686003688] [2022-11-22 02:37:43,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:43,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:44,438 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:37:44,438 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:44,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686003688] [2022-11-22 02:37:44,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686003688] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:44,439 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:44,439 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:37:44,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933988452] [2022-11-22 02:37:44,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:44,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:37:44,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:44,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:37:44,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:37:44,442 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) [2022-11-22 02:37:48,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:48,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:48,584 INFO L93 Difference]: Finished difference Result 803 states and 1052 transitions. [2022-11-22 02:37:48,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:48,585 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 [2022-11-22 02:37:48,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:48,589 INFO L225 Difference]: With dead ends: 803 [2022-11-22 02:37:48,590 INFO L226 Difference]: Without dead ends: 801 [2022-11-22 02:37:48,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:48,591 INFO L413 NwaCegarLoop]: 876 mSDtfsCounter, 930 mSDsluCounter, 921 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 [2022-11-22 02:37:48,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [936 Valid, 1797 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-11-22 02:37:48,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2022-11-22 02:37:48,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 795. [2022-11-22 02:37:48,724 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) [2022-11-22 02:37:48,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1043 transitions. [2022-11-22 02:37:48,728 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 1043 transitions. Word has length 118 [2022-11-22 02:37:48,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:48,728 INFO L495 AbstractCegarLoop]: Abstraction has 795 states and 1043 transitions. [2022-11-22 02:37:48,728 INFO L496 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) [2022-11-22 02:37:48,729 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1043 transitions. [2022-11-22 02:37:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-22 02:37:48,730 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:48,731 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:48,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-22 02:37:48,731 INFO L420 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)] === [2022-11-22 02:37:48,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:48,732 INFO L85 PathProgramCache]: Analyzing trace with hash -2027738567, now seen corresponding path program 1 times [2022-11-22 02:37:48,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:48,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426225057] [2022-11-22 02:37:48,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:48,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:49,703 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:37:49,704 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:49,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426225057] [2022-11-22 02:37:49,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426225057] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:49,704 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:49,704 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:37:49,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823859831] [2022-11-22 02:37:49,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:49,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:37:49,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:49,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:37:49,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:37:49,707 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) [2022-11-22 02:37:54,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:54,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:54,251 INFO L93 Difference]: Finished difference Result 801 states and 1050 transitions. [2022-11-22 02:37:54,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:37:54,252 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 [2022-11-22 02:37:54,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:54,256 INFO L225 Difference]: With dead ends: 801 [2022-11-22 02:37:54,257 INFO L226 Difference]: Without dead ends: 799 [2022-11-22 02:37:54,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:54,258 INFO L413 NwaCegarLoop]: 874 mSDtfsCounter, 927 mSDsluCounter, 919 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 4.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:54,258 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [933 Valid, 1793 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 244 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-11-22 02:37:54,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2022-11-22 02:37:54,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 793. [2022-11-22 02:37:54,384 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) [2022-11-22 02:37:54,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1041 transitions. [2022-11-22 02:37:54,388 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1041 transitions. Word has length 123 [2022-11-22 02:37:54,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:54,388 INFO L495 AbstractCegarLoop]: Abstraction has 793 states and 1041 transitions. [2022-11-22 02:37:54,388 INFO L496 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) [2022-11-22 02:37:54,389 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1041 transitions. [2022-11-22 02:37:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-22 02:37:54,391 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:54,391 INFO L195 NwaCegarLoop]: 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] [2022-11-22 02:37:54,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-22 02:37:54,392 INFO L420 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)] === [2022-11-22 02:37:54,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:54,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1777489799, now seen corresponding path program 1 times [2022-11-22 02:37:54,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:54,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149126997] [2022-11-22 02:37:54,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:54,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:57,447 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 14 proven. 36 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2022-11-22 02:37:57,447 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:57,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149126997] [2022-11-22 02:37:57,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149126997] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:37:57,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [716178614] [2022-11-22 02:37:57,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:57,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:37:57,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:37:57,452 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:37:57,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b4871c-ab27-4f42-97c1-dd6370777bc6/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 02:37:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:59,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 3506 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-22 02:37:59,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:37:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 220 proven. 2 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-11-22 02:37:59,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:37:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 13 proven. 33 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2022-11-22 02:37:59,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [716178614] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:37:59,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1526352741] [2022-11-22 02:37:59,785 INFO L159 IcfgInterpreter]: Started Sifa with 72 locations of interest [2022-11-22 02:37:59,785 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:37:59,789 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:37:59,795 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:37:59,795 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:38:08,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:08,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:09,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 91 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 198 [2022-11-22 02:38:09,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:09,363 INFO L350 Elim1Store]: Elim1 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 118 treesize of output 137 [2022-11-22 02:38:09,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:09,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:09,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:09,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:09,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:10,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:10,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 8056 treesize of output 6326 [2022-11-22 02:38:15,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:15,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:15,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:15,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:15,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-22 02:38:16,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:16,971 INFO L217 Elim1Store]: Index analysis took 119 ms [2022-11-22 02:38:17,200 INFO L350 Elim1Store]: Elim1 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 146 treesize of output 189 [2022-11-22 02:38:17,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:17,764 INFO L350 Elim1Store]: Elim1 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 118 treesize of output 137 [2022-11-22 02:38:18,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:38:18,170 INFO L350 Elim1Store]: Elim1 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 [2022-11-22 02:38:18,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11