./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.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_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/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_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/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_149928fa-e98c-477a-9220-7a282a29f60e/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 33bd09d869d296ee6412c3b7b3ef9c41644173ec61a0d0594392f209ae5abb1a --- 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 02:01:07,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:01:07,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:01:07,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:01:07,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:01:07,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:01:07,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:01:07,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:01:07,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:01:07,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:01:07,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:01:07,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:01:07,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:01:07,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:01:07,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:01:07,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:01:07,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:01:07,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:01:07,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:01:07,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:01:07,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:01:07,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:01:07,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:01:07,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:01:07,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:01:07,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:01:07,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:01:07,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:01:07,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:01:07,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:01:07,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:01:07,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:01:07,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:01:07,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:01:07,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:01:07,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:01:07,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:01:07,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:01:07,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:01:07,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:01:07,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:01:07,354 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:01:07,409 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:01:07,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:01:07,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:01:07,411 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:01:07,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:01:07,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:01:07,414 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:01:07,414 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:01:07,415 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:01:07,415 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:01:07,417 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:01:07,417 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:01:07,418 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:01:07,418 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:01:07,418 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:01:07,419 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:01:07,419 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:01:07,420 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:01:07,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:01:07,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:01:07,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:01:07,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:01:07,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:01:07,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:01:07,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:01:07,424 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:01:07,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:01:07,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:01:07,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:01:07,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:01:07,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:01:07,427 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:01:07,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:01:07,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:01:07,428 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:01:07,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:01:07,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:01:07,429 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:01:07,430 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_149928fa-e98c-477a-9220-7a282a29f60e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33bd09d869d296ee6412c3b7b3ef9c41644173ec61a0d0594392f209ae5abb1a [2022-11-22 02:01:07,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:01:07,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:01:07,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:01:07,868 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:01:07,869 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:01:07,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2022-11-22 02:01:11,837 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:01:12,937 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:01:12,939 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2022-11-22 02:01:13,035 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/data/8381dee30/ef5555e093024a51b0651eb987233e3f/FLAG488896065 [2022-11-22 02:01:13,056 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/data/8381dee30/ef5555e093024a51b0651eb987233e3f [2022-11-22 02:01:13,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:01:13,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:01:13,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:01:13,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:01:13,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:01:13,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:01:13" (1/1) ... [2022-11-22 02:01:13,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29c094d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:13, skipping insertion in model container [2022-11-22 02:01:13,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:01:13" (1/1) ... [2022-11-22 02:01:13,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:01:13,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:01:20,621 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522220,522233] [2022-11-22 02:01:20,628 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522389,522402] [2022-11-22 02:01:20,629 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522556,522569] [2022-11-22 02:01:20,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522724,522737] [2022-11-22 02:01:20,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:01:20,771 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:01:21,502 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522220,522233] [2022-11-22 02:01:21,502 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522389,522402] [2022-11-22 02:01:21,503 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522556,522569] [2022-11-22 02:01:21,504 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[522724,522737] [2022-11-22 02:01:21,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:01:21,972 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:01:21,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21 WrapperNode [2022-11-22 02:01:21,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:01:21,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:01:21,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:01:21,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:01:21,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:22,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:22,704 INFO L138 Inliner]: procedures = 699, calls = 4066, calls flagged for inlining = 372, calls inlined = 346, statements flattened = 10275 [2022-11-22 02:01:22,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:01:22,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:01:22,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:01:22,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:01:22,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:22,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:22,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:22,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:23,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:23,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:23,236 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:23,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:23,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:01:23,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:01:23,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:01:23,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:01:23,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (1/1) ... [2022-11-22 02:01:23,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:01:23,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:01:23,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:01:23,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_149928fa-e98c-477a-9220-7a282a29f60e/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:01:23,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_93 [2022-11-22 02:01:23,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_93 [2022-11-22 02:01:23,640 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-22 02:01:23,640 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-22 02:01:23,640 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-22 02:01:23,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-22 02:01:23,641 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_core [2022-11-22 02:01:23,641 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_core [2022-11-22 02:01:23,641 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-22 02:01:23,641 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-22 02:01:23,642 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_post_phy_linkchg [2022-11-22 02:01:23,642 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_post_phy_linkchg [2022-11-22 02:01:23,642 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 02:01:23,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 02:01:23,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 02:01:23,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 02:01:23,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_80 [2022-11-22 02:01:23,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_80 [2022-11-22 02:01:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-22 02:01:23,645 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-22 02:01:23,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:01:23,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:01:23,646 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_rx_ring [2022-11-22 02:01:23,646 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_rx_ring [2022-11-22 02:01:23,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 02:01:23,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 02:01:23,646 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-22 02:01:23,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-22 02:01:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 02:01:23,647 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 02:01:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 02:01:23,647 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 02:01:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_current_addr [2022-11-22 02:01:23,647 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_current_addr [2022-11-22 02:01:23,648 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 02:01:23,648 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 02:01:23,648 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_mac [2022-11-22 02:01:23,648 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_mac [2022-11-22 02:01:23,648 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_disable [2022-11-22 02:01:23,649 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_disable [2022-11-22 02:01:23,649 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_stop_phy_polling [2022-11-22 02:01:23,649 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_stop_phy_polling [2022-11-22 02:01:23,649 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 02:01:23,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 02:01:23,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 02:01:23,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 02:01:23,650 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 02:01:23,650 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 02:01:23,650 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 02:01:23,650 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 02:01:23,650 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-22 02:01:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-22 02:01:23,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 02:01:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 02:01:23,651 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 02:01:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 02:01:23,652 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-22 02:01:23,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-22 02:01:23,652 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-22 02:01:23,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-22 02:01:23,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:01:23,652 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-22 02:01:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-22 02:01:23,653 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_speed_and_duplex [2022-11-22 02:01:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_speed_and_duplex [2022-11-22 02:01:23,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2022-11-22 02:01:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2022-11-22 02:01:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-22 02:01:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-22 02:01:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_close [2022-11-22 02:01:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_close [2022-11-22 02:01:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 02:01:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 02:01:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_reg [2022-11-22 02:01:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_reg [2022-11-22 02:01:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:01:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_init [2022-11-22 02:01:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_init [2022-11-22 02:01:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_dbg [2022-11-22 02:01:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_dbg [2022-11-22 02:01:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_regs_len [2022-11-22 02:01:23,656 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_regs_len [2022-11-22 02:01:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 02:01:23,656 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 02:01:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 02:01:23,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 02:01:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_ring_resources [2022-11-22 02:01:23,657 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_ring_resources [2022-11-22 02:01:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:01:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 02:01:23,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 02:01:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:01:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 02:01:23,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 02:01:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 02:01:23,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 02:01:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 02:01:23,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 02:01:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-22 02:01:23,659 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-22 02:01:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 02:01:23,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 02:01:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 02:01:23,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 02:01:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 02:01:23,660 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 02:01:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_multi [2022-11-22 02:01:23,660 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_multi [2022-11-22 02:01:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-22 02:01:23,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-22 02:01:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:01:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-22 02:01:23,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-22 02:01:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-22 02:01:23,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-22 02:01:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-22 02:01:23,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-22 02:01:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-22 02:01:23,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-22 02:01:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:01:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-22 02:01:23,663 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-22 02:01:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 02:01:23,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 02:01:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 02:01:23,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 02:01:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:01:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_start_phy_polling [2022-11-22 02:01:23,664 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_start_phy_polling [2022-11-22 02:01:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-22 02:01:23,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-22 02:01:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 02:01:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:01:23,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:01:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 02:01:23,665 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 02:01:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:01:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:01:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-22 02:01:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-22 02:01:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_core [2022-11-22 02:01:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_core [2022-11-22 02:01:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_until_idle [2022-11-22 02:01:23,667 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_until_idle [2022-11-22 02:01:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-22 02:01:23,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-22 02:01:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 02:01:23,667 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 02:01:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 02:01:23,668 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 02:01:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_link_status [2022-11-22 02:01:23,668 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_link_status [2022-11-22 02:01:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 02:01:23,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 02:01:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_alloc_rx_buffer [2022-11-22 02:01:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_alloc_rx_buffer [2022-11-22 02:01:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2022-11-22 02:01:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2022-11-22 02:01:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_io_resume [2022-11-22 02:01:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_io_resume [2022-11-22 02:01:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_dbg [2022-11-22 02:01:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_dbg [2022-11-22 02:01:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_mdio_idle [2022-11-22 02:01:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_mdio_idle [2022-11-22 02:01:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 02:01:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 02:01:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 02:01:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 02:01:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_vlan_mode [2022-11-22 02:01:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_vlan_mode [2022-11-22 02:01:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tx_buffer [2022-11-22 02:01:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tx_buffer [2022-11-22 02:01:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_down [2022-11-22 02:01:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_down [2022-11-22 02:01:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_suspend [2022-11-22 02:01:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_suspend [2022-11-22 02:01:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:01:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:01:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-22 02:01:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-22 02:01:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-22 02:01:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-22 02:01:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-22 02:01:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-22 02:01:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:01:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:01:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 02:01:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 02:01:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 02:01:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 02:01:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 02:01:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 02:01:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 02:01:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 02:01:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-22 02:01:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-22 02:01:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_tx_timeout [2022-11-22 02:01:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_tx_timeout [2022-11-22 02:01:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 02:01:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 02:01:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 02:01:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 02:01:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tpd [2022-11-22 02:01:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tpd [2022-11-22 02:01:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_hw_set_mac_addr [2022-11-22 02:01:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_hw_set_mac_addr [2022-11-22 02:01:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-22 02:01:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-22 02:01:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-22 02:01:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-22 02:01:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 02:01:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 02:01:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_restart_autoneg [2022-11-22 02:01:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_restart_autoneg [2022-11-22 02:01:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_rxbufsize [2022-11-22 02:01:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_rxbufsize [2022-11-22 02:01:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 02:01:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 02:01:23,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 02:01:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 02:01:23,680 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_irq [2022-11-22 02:01:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_irq [2022-11-22 02:01:23,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 02:01:23,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 02:01:23,681 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_ext [2022-11-22 02:01:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_ext [2022-11-22 02:01:23,681 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-22 02:01:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-22 02:01:23,681 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 02:01:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 02:01:23,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:01:23,682 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-22 02:01:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-22 02:01:23,682 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_nway_reset [2022-11-22 02:01:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_nway_reset [2022-11-22 02:01:23,683 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_dma_ring [2022-11-22 02:01:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_dma_ring [2022-11-22 02:01:23,683 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 02:01:23,683 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 02:01:23,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:01:23,683 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_enable [2022-11-22 02:01:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_enable [2022-11-22 02:01:23,684 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-22 02:01:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-22 02:01:23,684 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_eeprom_len [2022-11-22 02:01:23,684 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_eeprom_len [2022-11-22 02:01:23,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:01:23,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 02:01:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 02:01:23,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 02:01:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 02:01:23,685 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_eeprom_exist [2022-11-22 02:01:23,685 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_eeprom_exist [2022-11-22 02:01:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-22 02:01:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-22 02:01:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-22 02:01:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-22 02:01:23,686 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_netpoll [2022-11-22 02:01:23,686 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_netpoll [2022-11-22 02:01:23,687 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 02:01:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 02:01:23,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 02:01:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 02:01:23,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 02:01:23,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 02:01:23,688 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_configure [2022-11-22 02:01:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_configure [2022-11-22 02:01:23,688 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-22 02:01:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-22 02:01:23,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_85 [2022-11-22 02:01:23,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_85 [2022-11-22 02:01:23,689 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_tx_ring [2022-11-22 02:01:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_tx_ring [2022-11-22 02:01:23,689 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_reset [2022-11-22 02:01:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_reset [2022-11-22 02:01:23,689 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_open [2022-11-22 02:01:23,689 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_open [2022-11-22 02:01:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-22 02:01:23,690 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-22 02:01:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 02:01:23,690 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 02:01:23,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2022-11-22 02:01:23,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2022-11-22 02:01:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-22 02:01:23,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-22 02:01:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-22 02:01:23,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-22 02:01:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_intr [2022-11-22 02:01:23,691 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_intr [2022-11-22 02:01:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 02:01:23,692 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 02:01:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_power_saving [2022-11-22 02:01:23,692 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_power_saving [2022-11-22 02:01:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_setup_adv [2022-11-22 02:01:23,693 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_setup_adv [2022-11-22 02:01:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-22 02:01:23,693 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-22 02:01:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 02:01:23,693 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 02:01:23,693 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_buffer [2022-11-22 02:01:23,693 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_buffer [2022-11-22 02:01:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_remove [2022-11-22 02:01:23,694 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_remove [2022-11-22 02:01:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:01:23,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:01:23,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:01:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_86 [2022-11-22 02:01:23,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_86 [2022-11-22 02:01:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 02:01:23,695 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 02:01:23,695 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-22 02:01:23,695 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-22 02:01:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_up [2022-11-22 02:01:23,696 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_up [2022-11-22 02:01:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-22 02:01:23,696 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-22 02:01:23,696 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_disable_l0s_l1 [2022-11-22 02:01:23,696 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_disable_l0s_l1 [2022-11-22 02:01:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_resume [2022-11-22 02:01:23,697 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_resume [2022-11-22 02:01:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-22 02:01:23,697 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-22 02:01:23,697 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_pcie [2022-11-22 02:01:23,697 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_pcie [2022-11-22 02:01:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 02:01:23,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 02:01:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-22 02:01:23,698 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-22 02:01:23,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 02:01:23,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 02:01:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_shutdown [2022-11-22 02:01:23,699 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_shutdown [2022-11-22 02:01:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_aspm [2022-11-22 02:01:23,699 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_aspm [2022-11-22 02:01:23,699 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-11-22 02:01:23,699 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-11-22 02:01:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-22 02:01:23,700 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-22 02:01:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 02:01:23,700 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 02:01:23,700 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_reg [2022-11-22 02:01:23,700 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_reg [2022-11-22 02:01:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:01:23,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 02:01:23,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 02:01:25,690 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:01:25,701 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:01:26,413 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:01:40,921 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-22 02:01:41,735 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:01:45,959 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:01:45,960 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 02:01:45,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:01:45 BoogieIcfgContainer [2022-11-22 02:01:45,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:01:45,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:01:45,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:01:45,979 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:01:45,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:01:13" (1/3) ... [2022-11-22 02:01:45,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbeeac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:01:45, skipping insertion in model container [2022-11-22 02:01:45,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:01:21" (2/3) ... [2022-11-22 02:01:45,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbeeac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:01:45, skipping insertion in model container [2022-11-22 02:01:45,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:01:45" (3/3) ... [2022-11-22 02:01:45,986 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2022-11-22 02:01:46,014 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:01:46,015 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-22 02:01:46,211 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:01:46,223 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;@5ca56f6e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:01:46,224 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-22 02:01:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand has 3201 states, 1896 states have (on average 1.2674050632911393) internal successors, (2403), 1936 states have internal predecessors, (2403), 1138 states have call successors, (1138), 164 states have call predecessors, (1138), 163 states have return successors, (1129), 1121 states have call predecessors, (1129), 1129 states have call successors, (1129) [2022-11-22 02:01:46,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-11-22 02:01:46,288 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:01:46,298 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:01:46,299 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-22 02:01:46,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:01:46,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1061047388, now seen corresponding path program 1 times [2022-11-22 02:01:46,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:01:46,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439977018] [2022-11-22 02:01:46,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:01:46,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:01:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:01:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2022-11-22 02:01:47,755 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:01:47,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439977018] [2022-11-22 02:01:47,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439977018] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:01:47,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:01:47,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:01:47,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307550279] [2022-11-22 02:01:47,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:01:47,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:01:47,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:01:47,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:01:47,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:01:47,840 INFO L87 Difference]: Start difference. First operand has 3201 states, 1896 states have (on average 1.2674050632911393) internal successors, (2403), 1936 states have internal predecessors, (2403), 1138 states have call successors, (1138), 164 states have call predecessors, (1138), 163 states have return successors, (1129), 1121 states have call predecessors, (1129), 1129 states have call successors, (1129) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-22 02:01:50,752 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 02:01:54,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:01:57,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:01:57,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:01:57,953 INFO L93 Difference]: Finished difference Result 9442 states and 13929 transitions. [2022-11-22 02:01:57,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:01:57,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 194 [2022-11-22 02:01:57,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:01:58,045 INFO L225 Difference]: With dead ends: 9442 [2022-11-22 02:01:58,046 INFO L226 Difference]: Without dead ends: 6263 [2022-11-22 02:01:58,078 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 02:01:58,086 INFO L413 NwaCegarLoop]: 5258 mSDtfsCounter, 4513 mSDsluCounter, 4106 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4513 SdHoareTripleChecker+Valid, 9364 SdHoareTripleChecker+Invalid, 1064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:01:58,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4513 Valid, 9364 Invalid, 1064 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 1054 Invalid, 1 Unknown, 0 Unchecked, 9.1s Time] [2022-11-22 02:01:58,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6263 states. [2022-11-22 02:01:58,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6263 to 6257. [2022-11-22 02:01:58,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6257 states, 3728 states have (on average 1.2631437768240343) internal successors, (4709), 3806 states have internal predecessors, (4709), 2203 states have call successors, (2203), 323 states have call predecessors, (2203), 322 states have return successors, (2199), 2183 states have call predecessors, (2199), 2199 states have call successors, (2199) [2022-11-22 02:01:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6257 states to 6257 states and 9111 transitions. [2022-11-22 02:01:58,892 INFO L78 Accepts]: Start accepts. Automaton has 6257 states and 9111 transitions. Word has length 194 [2022-11-22 02:01:58,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:01:58,898 INFO L495 AbstractCegarLoop]: Abstraction has 6257 states and 9111 transitions. [2022-11-22 02:01:58,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-22 02:01:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand 6257 states and 9111 transitions. [2022-11-22 02:01:58,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-22 02:01:58,911 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:01:58,912 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:01:58,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:01:58,913 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-22 02:01:58,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:01:58,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1758903831, now seen corresponding path program 1 times [2022-11-22 02:01:58,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:01:58,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569477091] [2022-11-22 02:01:58,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:01:58,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:01:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:01:59,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2022-11-22 02:01:59,452 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:01:59,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569477091] [2022-11-22 02:01:59,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569477091] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:01:59,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:01:59,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:01:59,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372957264] [2022-11-22 02:01:59,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:01:59,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:01:59,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:01:59,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:01:59,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:01:59,458 INFO L87 Difference]: Start difference. First operand 6257 states and 9111 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-22 02:02:02,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:02:07,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:02:09,715 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 02:02:11,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:02:11,019 INFO L93 Difference]: Finished difference Result 18573 states and 27097 transitions. [2022-11-22 02:02:11,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:02:11,020 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), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 193 [2022-11-22 02:02:11,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:02:11,168 INFO L225 Difference]: With dead ends: 18573 [2022-11-22 02:02:11,168 INFO L226 Difference]: Without dead ends: 12351 [2022-11-22 02:02:11,220 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 02:02:11,221 INFO L413 NwaCegarLoop]: 5512 mSDtfsCounter, 4591 mSDsluCounter, 4038 mSDsCounter, 0 mSdLazyCounter, 1069 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4591 SdHoareTripleChecker+Valid, 9550 SdHoareTripleChecker+Invalid, 1074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1069 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:02:11,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4591 Valid, 9550 Invalid, 1074 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1069 Invalid, 2 Unknown, 0 Unchecked, 10.6s Time] [2022-11-22 02:02:11,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12351 states. [2022-11-22 02:02:12,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12351 to 12316. [2022-11-22 02:02:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12316 states, 7371 states have (on average 1.2652285985619318) internal successors, (9326), 7530 states have internal predecessors, (9326), 4304 states have call successors, (4304), 644 states have call predecessors, (4304), 637 states have return successors, (4360), 4245 states have call predecessors, (4360), 4300 states have call successors, (4360) [2022-11-22 02:02:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12316 states to 12316 states and 17990 transitions. [2022-11-22 02:02:12,727 INFO L78 Accepts]: Start accepts. Automaton has 12316 states and 17990 transitions. Word has length 193 [2022-11-22 02:02:12,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:02:12,729 INFO L495 AbstractCegarLoop]: Abstraction has 12316 states and 17990 transitions. [2022-11-22 02:02:12,731 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), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-22 02:02:12,731 INFO L276 IsEmpty]: Start isEmpty. Operand 12316 states and 17990 transitions. [2022-11-22 02:02:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-22 02:02:12,743 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:02:12,744 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:02:12,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:02:12,745 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-22 02:02:12,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:02:12,758 INFO L85 PathProgramCache]: Analyzing trace with hash 649091567, now seen corresponding path program 1 times [2022-11-22 02:02:12,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:02:12,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864087372] [2022-11-22 02:02:12,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:02:12,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:02:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:02:13,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2022-11-22 02:02:13,568 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:02:13,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864087372] [2022-11-22 02:02:13,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864087372] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:02:13,569 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:02:13,569 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:02:13,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766427662] [2022-11-22 02:02:13,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:02:13,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:02:13,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:02:13,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:02:13,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:02:13,573 INFO L87 Difference]: Start difference. First operand 12316 states and 17990 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-11-22 02:02:16,365 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 02:02:23,461 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 02:02:24,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:02:24,974 INFO L93 Difference]: Finished difference Result 36664 states and 53904 transitions. [2022-11-22 02:02:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:02:24,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 210 [2022-11-22 02:02:24,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:02:25,189 INFO L225 Difference]: With dead ends: 36664 [2022-11-22 02:02:25,190 INFO L226 Difference]: Without dead ends: 24383 [2022-11-22 02:02:25,275 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 02:02:25,279 INFO L413 NwaCegarLoop]: 5330 mSDtfsCounter, 4598 mSDsluCounter, 4068 mSDsCounter, 0 mSdLazyCounter, 1046 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4598 SdHoareTripleChecker+Valid, 9398 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1046 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-11-22 02:02:25,283 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4598 Valid, 9398 Invalid, 1053 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 1046 Invalid, 2 Unknown, 0 Unchecked, 9.7s Time] [2022-11-22 02:02:25,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24383 states. [2022-11-22 02:02:27,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24383 to 24344. [2022-11-22 02:02:27,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24344 states, 14605 states have (on average 1.266004792879151) internal successors, (18490), 14928 states have internal predecessors, (18490), 8480 states have call successors, (8480), 1278 states have call predecessors, (8480), 1255 states have return successors, (8934), 8337 states have call predecessors, (8934), 8476 states have call successors, (8934) [2022-11-22 02:02:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24344 states to 24344 states and 35904 transitions. [2022-11-22 02:02:27,981 INFO L78 Accepts]: Start accepts. Automaton has 24344 states and 35904 transitions. Word has length 210 [2022-11-22 02:02:27,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:02:27,983 INFO L495 AbstractCegarLoop]: Abstraction has 24344 states and 35904 transitions. [2022-11-22 02:02:27,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-11-22 02:02:27,984 INFO L276 IsEmpty]: Start isEmpty. Operand 24344 states and 35904 transitions. [2022-11-22 02:02:27,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-22 02:02:27,998 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:02:27,999 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:02:27,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:02:27,999 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-22 02:02:28,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:02:28,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1750541591, now seen corresponding path program 1 times [2022-11-22 02:02:28,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:02:28,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351966597] [2022-11-22 02:02:28,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:02:28,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:02:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:02:28,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2022-11-22 02:02:28,611 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:02:28,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351966597] [2022-11-22 02:02:28,612 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351966597] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:02:28,612 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:02:28,612 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:02:28,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114429596] [2022-11-22 02:02:28,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:02:28,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:02:28,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:02:28,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:02:28,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:02:28,615 INFO L87 Difference]: Start difference. First operand 24344 states and 35904 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-22 02:02:32,196 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 02:02:34,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:02:39,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:02:39,140 INFO L93 Difference]: Finished difference Result 66512 states and 97847 transitions. [2022-11-22 02:02:39,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:02:39,141 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 213 [2022-11-22 02:02:39,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:02:39,632 INFO L225 Difference]: With dead ends: 66512 [2022-11-22 02:02:39,632 INFO L226 Difference]: Without dead ends: 42203 [2022-11-22 02:02:39,774 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 02:02:39,776 INFO L413 NwaCegarLoop]: 5139 mSDtfsCounter, 3350 mSDsluCounter, 4060 mSDsCounter, 0 mSdLazyCounter, 1098 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3350 SdHoareTripleChecker+Valid, 9199 SdHoareTripleChecker+Invalid, 1106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1098 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:02:39,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3350 Valid, 9199 Invalid, 1106 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1098 Invalid, 1 Unknown, 0 Unchecked, 8.5s Time] [2022-11-22 02:02:39,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42203 states. [2022-11-22 02:02:44,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42203 to 42148. [2022-11-22 02:02:44,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42148 states, 25205 states have (on average 1.2609402896250743) internal successors, (31782), 25794 states have internal predecessors, (31782), 14600 states have call successors, (14600), 2386 states have call predecessors, (14600), 2339 states have return successors, (15506), 14307 states have call predecessors, (15506), 14596 states have call successors, (15506) [2022-11-22 02:02:44,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42148 states to 42148 states and 61888 transitions. [2022-11-22 02:02:44,758 INFO L78 Accepts]: Start accepts. Automaton has 42148 states and 61888 transitions. Word has length 213 [2022-11-22 02:02:44,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:02:44,758 INFO L495 AbstractCegarLoop]: Abstraction has 42148 states and 61888 transitions. [2022-11-22 02:02:44,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-22 02:02:44,759 INFO L276 IsEmpty]: Start isEmpty. Operand 42148 states and 61888 transitions. [2022-11-22 02:02:44,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-22 02:02:44,767 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:02:44,768 INFO L195 NwaCegarLoop]: trace histogram [19, 17, 17, 17, 17, 17, 17, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:02:44,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:02:44,768 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-22 02:02:44,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:02:44,769 INFO L85 PathProgramCache]: Analyzing trace with hash -812046085, now seen corresponding path program 1 times [2022-11-22 02:02:44,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:02:44,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345682399] [2022-11-22 02:02:44,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:02:44,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:02:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:02:45,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1167 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1158 trivial. 0 not checked. [2022-11-22 02:02:45,158 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:02:45,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345682399] [2022-11-22 02:02:45,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345682399] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:02:45,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:02:45,162 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:02:45,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109618310] [2022-11-22 02:02:45,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:02:45,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:02:45,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:02:45,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:02:45,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:02:45,164 INFO L87 Difference]: Start difference. First operand 42148 states and 61888 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-22 02:02:48,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:02:50,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:02:53,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:02:56,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:02:56,737 INFO L93 Difference]: Finished difference Result 95159 states and 139621 transitions. [2022-11-22 02:02:56,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:02:56,739 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 213 [2022-11-22 02:02:56,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:02:57,189 INFO L225 Difference]: With dead ends: 95159 [2022-11-22 02:02:57,189 INFO L226 Difference]: Without dead ends: 53046 [2022-11-22 02:02:57,632 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 02:02:57,634 INFO L413 NwaCegarLoop]: 5295 mSDtfsCounter, 4564 mSDsluCounter, 4118 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4564 SdHoareTripleChecker+Valid, 9413 SdHoareTripleChecker+Invalid, 1045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:02:57,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4564 Valid, 9413 Invalid, 1045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1040 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2022-11-22 02:02:57,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53046 states. [2022-11-22 02:03:00,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53046 to 52999. [2022-11-22 02:03:01,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52999 states, 31653 states have (on average 1.2607967649195968) internal successors, (39908), 32415 states have internal predecessors, (39908), 18376 states have call successors, (18376), 3022 states have call predecessors, (18376), 2966 states have return successors, (19419), 17991 states have call predecessors, (19419), 18372 states have call successors, (19419) [2022-11-22 02:03:01,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52999 states to 52999 states and 77703 transitions. [2022-11-22 02:03:01,732 INFO L78 Accepts]: Start accepts. Automaton has 52999 states and 77703 transitions. Word has length 213 [2022-11-22 02:03:01,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:03:01,747 INFO L495 AbstractCegarLoop]: Abstraction has 52999 states and 77703 transitions. [2022-11-22 02:03:01,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-22 02:03:01,747 INFO L276 IsEmpty]: Start isEmpty. Operand 52999 states and 77703 transitions. [2022-11-22 02:03:01,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-11-22 02:03:01,752 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:03:01,752 INFO L195 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:03:01,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:03:01,752 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-22 02:03:01,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:03:01,753 INFO L85 PathProgramCache]: Analyzing trace with hash -113511974, now seen corresponding path program 1 times [2022-11-22 02:03:01,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:03:01,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092034050] [2022-11-22 02:03:01,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:03:01,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:03:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:03:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1124 trivial. 0 not checked. [2022-11-22 02:03:02,066 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:03:02,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092034050] [2022-11-22 02:03:02,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092034050] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:03:02,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:03:02,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:03:02,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889231255] [2022-11-22 02:03:02,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:03:02,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:03:02,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:03:02,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:03:02,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:03:02,069 INFO L87 Difference]: Start difference. First operand 52999 states and 77703 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-11-22 02:03:06,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:08,912 WARN L539 Checker$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 02:03:14,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:03:14,459 INFO L93 Difference]: Finished difference Result 155043 states and 226420 transitions. [2022-11-22 02:03:14,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:03:14,460 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 223 [2022-11-22 02:03:14,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:03:15,285 INFO L225 Difference]: With dead ends: 155043 [2022-11-22 02:03:15,285 INFO L226 Difference]: Without dead ends: 102079 [2022-11-22 02:03:15,669 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 02:03:15,670 INFO L413 NwaCegarLoop]: 6339 mSDtfsCounter, 4283 mSDsluCounter, 4061 mSDsCounter, 0 mSdLazyCounter, 1326 mSolverCounterSat, 29 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4283 SdHoareTripleChecker+Valid, 10400 SdHoareTripleChecker+Invalid, 1357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1326 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:03:15,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4283 Valid, 10400 Invalid, 1357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 1326 Invalid, 2 Unknown, 0 Unchecked, 7.9s Time] [2022-11-22 02:03:15,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102079 states. [2022-11-22 02:03:21,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102079 to 101988. [2022-11-22 02:03:22,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101988 states, 60817 states have (on average 1.2504891724353389) internal successors, (76051), 62218 states have internal predecessors, (76051), 35343 states have call successors, (35343), 5935 states have call predecessors, (35343), 5824 states have return successors, (36713), 34632 states have call predecessors, (36713), 35339 states have call successors, (36713) [2022-11-22 02:03:23,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101988 states to 101988 states and 148107 transitions. [2022-11-22 02:03:23,277 INFO L78 Accepts]: Start accepts. Automaton has 101988 states and 148107 transitions. Word has length 223 [2022-11-22 02:03:23,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:03:23,282 INFO L495 AbstractCegarLoop]: Abstraction has 101988 states and 148107 transitions. [2022-11-22 02:03:23,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-11-22 02:03:23,282 INFO L276 IsEmpty]: Start isEmpty. Operand 101988 states and 148107 transitions. [2022-11-22 02:03:23,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-11-22 02:03:23,297 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:03:23,297 INFO L195 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:03:23,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:03:23,298 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-22 02:03:23,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:03:23,298 INFO L85 PathProgramCache]: Analyzing trace with hash -298499942, now seen corresponding path program 1 times [2022-11-22 02:03:23,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:03:23,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132819311] [2022-11-22 02:03:23,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:03:23,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:03:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:03:24,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2022-11-22 02:03:24,110 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:03:24,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132819311] [2022-11-22 02:03:24,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132819311] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:03:24,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:03:24,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:03:24,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371853556] [2022-11-22 02:03:24,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:03:24,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:03:24,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:03:24,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:03:24,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:03:24,113 INFO L87 Difference]: Start difference. First operand 101988 states and 148107 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-22 02:03:30,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:33,217 WARN L539 Checker$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 02:03:39,042 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 02:03:43,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:03:43,179 INFO L93 Difference]: Finished difference Result 183861 states and 267088 transitions. [2022-11-22 02:03:43,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:03:43,180 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 238 [2022-11-22 02:03:43,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:03:44,010 INFO L225 Difference]: With dead ends: 183861 [2022-11-22 02:03:44,011 INFO L226 Difference]: Without dead ends: 183859 [2022-11-22 02:03:44,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:03:44,086 INFO L413 NwaCegarLoop]: 5465 mSDtfsCounter, 4565 mSDsluCounter, 14983 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4580 SdHoareTripleChecker+Valid, 20448 SdHoareTripleChecker+Invalid, 2102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:03:44,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4580 Valid, 20448 Invalid, 2102 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2098 Invalid, 2 Unknown, 0 Unchecked, 12.6s Time] [2022-11-22 02:03:44,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183859 states.