./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-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 21:09:00,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:09:00,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:09:00,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:09:00,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:09:00,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:09:00,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:09:00,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:09:00,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:09:00,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:09:00,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:09:00,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:09:00,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:09:00,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:09:00,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:09:00,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:09:00,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:09:00,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:09:00,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:09:00,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:09:00,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:09:00,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:09:00,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:09:00,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:09:00,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:09:00,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:09:00,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:09:00,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:09:00,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:09:00,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:09:00,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:09:00,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:09:00,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:09:00,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:09:00,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:09:00,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:09:00,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:09:00,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:09:00,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:09:00,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:09:00,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:09:00,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 21:09:00,541 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:09:00,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:09:00,542 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:09:00,543 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:09:00,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:09:00,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:09:00,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:09:00,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:09:00,545 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:09:00,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:09:00,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:09:00,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:09:00,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:09:00,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:09:00,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:09:00,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:09:00,548 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:09:00,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:09:00,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:09:00,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:09:00,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:09:00,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:09:00,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:09:00,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:09:00,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:09:00,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:09:00,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:09:00,552 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:09:00,552 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:09:00,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:09:00,552 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_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 [2022-11-02 21:09:00,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:09:00,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:09:00,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:09:00,876 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:09:00,877 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:09:00,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-02 21:09:00,942 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/data/d1c14f0bf/377236d58f6e41438f458468789e781d/FLAG5b49a25e2 [2022-11-02 21:09:01,972 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:09:01,973 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-02 21:09:02,060 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/data/d1c14f0bf/377236d58f6e41438f458468789e781d/FLAG5b49a25e2 [2022-11-02 21:09:02,250 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/data/d1c14f0bf/377236d58f6e41438f458468789e781d [2022-11-02 21:09:02,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:09:02,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:09:02,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:09:02,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:09:02,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:09:02,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:09:02" (1/1) ... [2022-11-02 21:09:02,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd5fd14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:02, skipping insertion in model container [2022-11-02 21:09:02,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:09:02" (1/1) ... [2022-11-02 21:09:02,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:09:02,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:09:08,360 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2022-11-02 21:09:08,363 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2022-11-02 21:09:08,364 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2022-11-02 21:09:08,364 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2022-11-02 21:09:08,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:09:08,477 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:09:09,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2022-11-02 21:09:09,194 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2022-11-02 21:09:09,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2022-11-02 21:09:09,195 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2022-11-02 21:09:09,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:09:09,745 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:09:09,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09 WrapperNode [2022-11-02 21:09:09,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:09:09,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:09:09,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:09:09,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:09:09,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:10,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:10,485 INFO L138 Inliner]: procedures = 702, calls = 7462, calls flagged for inlining = 381, calls inlined = 353, statements flattened = 15735 [2022-11-02 21:09:10,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:09:10,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:09:10,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:09:10,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:09:10,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:10,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:10,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:10,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:10,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:11,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:11,116 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:11,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:11,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:09:11,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:09:11,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:09:11,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:09:11,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (1/1) ... [2022-11-02 21:09:11,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:09:11,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:09:11,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:09:11,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266828f9-17b4-4762-b349-cf23ec22b617/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:09:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 21:09:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 21:09:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-02 21:09:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-02 21:09:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-02 21:09:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 21:09:11,599 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 21:09:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-02 21:09:11,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-02 21:09:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-11-02 21:09:11,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-11-02 21:09:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-02 21:09:11,600 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-02 21:09:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-02 21:09:11,600 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-02 21:09:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-11-02 21:09:11,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-11-02 21:09:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 21:09:11,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 21:09:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-11-02 21:09:11,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-11-02 21:09:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-11-02 21:09:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-11-02 21:09:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-11-02 21:09:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-11-02 21:09:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-11-02 21:09:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-11-02 21:09:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-02 21:09:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-02 21:09:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-11-02 21:09:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-11-02 21:09:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-11-02 21:09:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-11-02 21:09:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-02 21:09:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-02 21:09:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-02 21:09:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-02 21:09:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-02 21:09:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-02 21:09:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-02 21:09:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-02 21:09:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-02 21:09:11,606 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-02 21:09:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 21:09:11,606 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 21:09:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-11-02 21:09:11,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-11-02 21:09:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2022-11-02 21:09:11,623 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2022-11-02 21:09:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 21:09:11,623 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 21:09:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-11-02 21:09:11,624 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-11-02 21:09:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-11-02 21:09:11,624 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-11-02 21:09:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-11-02 21:09:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-11-02 21:09:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-11-02 21:09:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-11-02 21:09:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-11-02 21:09:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-11-02 21:09:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-11-02 21:09:11,626 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-11-02 21:09:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 21:09:11,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 21:09:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 21:09:11,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 21:09:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-11-02 21:09:11,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-11-02 21:09:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-02 21:09:11,627 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-02 21:09:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-02 21:09:11,628 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-02 21:09:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-11-02 21:09:11,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-11-02 21:09:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-02 21:09:11,628 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-02 21:09:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 21:09:11,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 21:09:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-11-02 21:09:11,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-11-02 21:09:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-02 21:09:11,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-02 21:09:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-11-02 21:09:11,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-11-02 21:09:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-02 21:09:11,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-02 21:09:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-02 21:09:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-02 21:09:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 21:09:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-02 21:09:11,631 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-02 21:09:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-11-02 21:09:11,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-11-02 21:09:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-11-02 21:09:11,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-11-02 21:09:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-11-02 21:09:11,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-11-02 21:09:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-11-02 21:09:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-11-02 21:09:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-11-02 21:09:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-11-02 21:09:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-02 21:09:11,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-02 21:09:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-11-02 21:09:11,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-11-02 21:09:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-02 21:09:11,634 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-02 21:09:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-11-02 21:09:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-11-02 21:09:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-11-02 21:09:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-11-02 21:09:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-11-02 21:09:11,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-11-02 21:09:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-02 21:09:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-02 21:09:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-11-02 21:09:11,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-11-02 21:09:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 21:09:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 21:09:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-11-02 21:09:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-11-02 21:09:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-11-02 21:09:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-11-02 21:09:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-02 21:09:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-02 21:09:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 21:09:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-11-02 21:09:11,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-11-02 21:09:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-02 21:09:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-02 21:09:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 21:09:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 21:09:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 21:09:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 21:09:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-11-02 21:09:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-11-02 21:09:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-11-02 21:09:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-11-02 21:09:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-11-02 21:09:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-11-02 21:09:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 21:09:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-11-02 21:09:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-11-02 21:09:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 21:09:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 21:09:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 21:09:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-02 21:09:11,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-02 21:09:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 21:09:11,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 21:09:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-02 21:09:11,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-02 21:09:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-02 21:09:11,655 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-02 21:09:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-02 21:09:11,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-02 21:09:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-11-02 21:09:11,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-11-02 21:09:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-11-02 21:09:11,656 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-11-02 21:09:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 21:09:11,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 21:09:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-11-02 21:09:11,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-11-02 21:09:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-02 21:09:11,657 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-02 21:09:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-02 21:09:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-02 21:09:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-11-02 21:09:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-11-02 21:09:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-11-02 21:09:11,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-11-02 21:09:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-02 21:09:11,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-02 21:09:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 21:09:11,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 21:09:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-11-02 21:09:11,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-11-02 21:09:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-11-02 21:09:11,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-11-02 21:09:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-11-02 21:09:11,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-11-02 21:09:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 21:09:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-11-02 21:09:11,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-11-02 21:09:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-02 21:09:11,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-02 21:09:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-02 21:09:11,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-02 21:09:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-02 21:09:11,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-02 21:09:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-11-02 21:09:11,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-11-02 21:09:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-02 21:09:11,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-02 21:09:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-11-02 21:09:11,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-11-02 21:09:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:09:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-02 21:09:11,663 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-02 21:09:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 21:09:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 21:09:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 21:09:11,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 21:09:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 21:09:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 21:09:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-11-02 21:09:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-11-02 21:09:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-11-02 21:09:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-11-02 21:09:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 21:09:11,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 21:09:11,666 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 21:09:11,666 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 21:09:11,666 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-11-02 21:09:11,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-11-02 21:09:11,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 21:09:11,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-02 21:09:11,667 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-11-02 21:09:11,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-11-02 21:09:11,667 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-11-02 21:09:11,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-11-02 21:09:11,667 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 21:09:11,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 21:09:11,668 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-11-02 21:09:11,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-11-02 21:09:11,668 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-02 21:09:11,668 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-02 21:09:11,669 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-11-02 21:09:11,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-11-02 21:09:11,669 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 21:09:11,669 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 21:09:11,669 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-02 21:09:11,669 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-02 21:09:11,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-02 21:09:11,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-02 21:09:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-02 21:09:11,681 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-02 21:09:11,681 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-11-02 21:09:11,681 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-11-02 21:09:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-11-02 21:09:11,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-11-02 21:09:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-02 21:09:11,685 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-02 21:09:11,699 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-11-02 21:09:11,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-11-02 21:09:11,701 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-02 21:09:11,701 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-02 21:09:11,701 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-02 21:09:11,707 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-02 21:09:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-11-02 21:09:11,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-11-02 21:09:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:09:11,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:09:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-11-02 21:09:11,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-11-02 21:09:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-02 21:09:11,708 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-02 21:09:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-11-02 21:09:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-11-02 21:09:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-11-02 21:09:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-11-02 21:09:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 21:09:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 21:09:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-11-02 21:09:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-11-02 21:09:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 21:09:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 21:09:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 21:09:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 21:09:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-11-02 21:09:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-11-02 21:09:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-02 21:09:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-02 21:09:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 21:09:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-02 21:09:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-11-02 21:09:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-11-02 21:09:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-02 21:09:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-02 21:09:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-02 21:09:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-02 21:09:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-02 21:09:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-02 21:09:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-11-02 21:09:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-11-02 21:09:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-02 21:09:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-11-02 21:09:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-11-02 21:09:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-02 21:09:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-02 21:09:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-11-02 21:09:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-11-02 21:09:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-11-02 21:09:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-11-02 21:09:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-02 21:09:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-02 21:09:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-11-02 21:09:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-11-02 21:09:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-11-02 21:09:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-11-02 21:09:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-11-02 21:09:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-11-02 21:09:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-11-02 21:09:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-11-02 21:09:11,716 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-02 21:09:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-02 21:09:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-02 21:09:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-02 21:09:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-02 21:09:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-02 21:09:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-11-02 21:09:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-11-02 21:09:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 21:09:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 21:09:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 21:09:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 21:09:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-11-02 21:09:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-11-02 21:09:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-11-02 21:09:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-11-02 21:09:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-02 21:09:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-02 21:09:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-11-02 21:09:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-11-02 21:09:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-11-02 21:09:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-11-02 21:09:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-02 21:09:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-02 21:09:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-11-02 21:09:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-11-02 21:09:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-02 21:09:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-02 21:09:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-02 21:09:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-02 21:09:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 21:09:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 21:09:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 21:09:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-11-02 21:09:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-11-02 21:09:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-02 21:09:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-02 21:09:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-11-02 21:09:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-11-02 21:09:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-02 21:09:11,722 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-02 21:09:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-11-02 21:09:11,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-11-02 21:09:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 21:09:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-02 21:09:11,722 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-02 21:09:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-11-02 21:09:11,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-11-02 21:09:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-11-02 21:09:11,723 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-11-02 21:09:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-02 21:09:11,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-02 21:09:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-02 21:09:11,723 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-02 21:09:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 21:09:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-11-02 21:09:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-11-02 21:09:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-11-02 21:09:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-11-02 21:09:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-02 21:09:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-02 21:09:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-11-02 21:09:11,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-11-02 21:09:11,733 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-02 21:09:11,734 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-02 21:09:11,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-02 21:09:11,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-02 21:09:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 21:09:11,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 21:09:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 21:09:11,735 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 21:09:11,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-02 21:09:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-02 21:09:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-11-02 21:09:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-11-02 21:09:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-11-02 21:09:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-11-02 21:09:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-02 21:09:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-02 21:09:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-02 21:09:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-02 21:09:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-11-02 21:09:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-11-02 21:09:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-02 21:09:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-02 21:09:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-02 21:09:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-02 21:09:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-02 21:09:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-02 21:09:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-02 21:09:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-02 21:09:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-11-02 21:09:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-11-02 21:09:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-02 21:09:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-02 21:09:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-11-02 21:09:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-11-02 21:09:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-02 21:09:11,756 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-02 21:09:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 21:09:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 21:09:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-02 21:09:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-02 21:09:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-11-02 21:09:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-11-02 21:09:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 21:09:11,757 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 21:09:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-02 21:09:11,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-02 21:09:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-11-02 21:09:11,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-11-02 21:09:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 21:09:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-11-02 21:09:11,758 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-11-02 21:09:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 21:09:11,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 21:09:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-11-02 21:09:11,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-11-02 21:09:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-02 21:09:11,759 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-02 21:09:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-02 21:09:11,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-02 21:09:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-11-02 21:09:11,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-11-02 21:09:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-11-02 21:09:11,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-11-02 21:09:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 21:09:11,760 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 21:09:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-11-02 21:09:11,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-11-02 21:09:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-11-02 21:09:11,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-11-02 21:09:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-02 21:09:11,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-02 21:09:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-02 21:09:11,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-02 21:09:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-11-02 21:09:11,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-11-02 21:09:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-11-02 21:09:11,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-11-02 21:09:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-11-02 21:09:11,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-11-02 21:09:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-02 21:09:11,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-02 21:09:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 21:09:11,763 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 21:09:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-11-02 21:09:11,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-11-02 21:09:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-11-02 21:09:11,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-11-02 21:09:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 21:09:11,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 21:09:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-11-02 21:09:11,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-11-02 21:09:11,765 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-11-02 21:09:11,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-11-02 21:09:11,765 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 21:09:11,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-02 21:09:11,765 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-11-02 21:09:11,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-11-02 21:09:11,766 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-02 21:09:11,766 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-02 21:09:11,766 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-11-02 21:09:11,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-11-02 21:09:11,766 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-11-02 21:09:11,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-11-02 21:09:11,767 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-11-02 21:09:11,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-11-02 21:09:11,767 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-11-02 21:09:11,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-11-02 21:09:11,767 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-02 21:09:11,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-02 21:09:11,768 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 21:09:11,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 21:09:11,768 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-02 21:09:11,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:09:11,768 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-11-02 21:09:11,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-11-02 21:09:11,769 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-11-02 21:09:11,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-11-02 21:09:11,769 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-11-02 21:09:11,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-11-02 21:09:11,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-02 21:09:11,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-02 21:09:11,770 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-02 21:09:11,770 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-02 21:09:11,770 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-11-02 21:09:11,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-11-02 21:09:11,770 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-11-02 21:09:11,770 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-11-02 21:09:11,771 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-11-02 21:09:11,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-11-02 21:09:13,556 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:09:13,565 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:09:13,720 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 21:09:34,326 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-02 21:09:35,555 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:09:35,595 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:09:35,595 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-02 21:09:35,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:09:35 BoogieIcfgContainer [2022-11-02 21:09:35,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:09:35,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:09:35,612 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:09:35,616 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:09:35,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:09:02" (1/3) ... [2022-11-02 21:09:35,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48e196fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:09:35, skipping insertion in model container [2022-11-02 21:09:35,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:09:09" (2/3) ... [2022-11-02 21:09:35,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48e196fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:09:35, skipping insertion in model container [2022-11-02 21:09:35,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:09:35" (3/3) ... [2022-11-02 21:09:35,620 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-02 21:09:35,642 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:09:35,643 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-02 21:09:35,821 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:09:35,830 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=PETRI_NET, 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;@7d907275, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:09:35,832 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-02 21:09:35,853 INFO L276 IsEmpty]: Start isEmpty. Operand has 5147 states, 3654 states have (on average 1.3409961685823755) internal successors, (4900), 3718 states have internal predecessors, (4900), 1252 states have call successors, (1252), 239 states have call predecessors, (1252), 238 states have return successors, (1245), 1229 states have call predecessors, (1245), 1245 states have call successors, (1245) [2022-11-02 21:09:35,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-11-02 21:09:35,896 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:09:35,897 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:09:35,898 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:09:35,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:09:35,905 INFO L85 PathProgramCache]: Analyzing trace with hash -816755160, now seen corresponding path program 1 times [2022-11-02 21:09:35,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:09:35,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339055994] [2022-11-02 21:09:35,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:09:35,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:09:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:09:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:09:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:09:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:09:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:09:37,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:09:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:37,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:09:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:09:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:09:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:09:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:09:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:09:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:09:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:09:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:09:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:09:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:09:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:09:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:09:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-02 21:09:38,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-11-02 21:09:38,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:09:38,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-02 21:09:38,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:09:38,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339055994] [2022-11-02 21:09:38,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339055994] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:09:38,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:09:38,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:09:38,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679476494] [2022-11-02 21:09:38,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:09:38,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:09:38,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:09:38,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:09:38,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:09:38,438 INFO L87 Difference]: Start difference. First operand has 5147 states, 3654 states have (on average 1.3409961685823755) internal successors, (4900), 3718 states have internal predecessors, (4900), 1252 states have call successors, (1252), 239 states have call predecessors, (1252), 238 states have return successors, (1245), 1229 states have call predecessors, (1245), 1245 states have call successors, (1245) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-02 21:09:55,080 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 [] [2022-11-02 21:09:57,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:03,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:10,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:10:10,619 INFO L93 Difference]: Finished difference Result 16743 states and 24644 transitions. [2022-11-02 21:10:10,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:10:10,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 226 [2022-11-02 21:10:10,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:10:10,762 INFO L225 Difference]: With dead ends: 16743 [2022-11-02 21:10:10,762 INFO L226 Difference]: Without dead ends: 11622 [2022-11-02 21:10:10,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:10:10,816 INFO L413 NwaCegarLoop]: 7790 mSDtfsCounter, 11714 mSDsluCounter, 7299 mSDsCounter, 0 mSdLazyCounter, 6223 mSolverCounterSat, 4694 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12940 SdHoareTripleChecker+Valid, 15089 SdHoareTripleChecker+Invalid, 10920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4694 IncrementalHoareTripleChecker+Valid, 6223 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.7s IncrementalHoareTripleChecker+Time [2022-11-02 21:10:10,820 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12940 Valid, 15089 Invalid, 10920 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4694 Valid, 6223 Invalid, 3 Unknown, 0 Unchecked, 30.7s Time] [2022-11-02 21:10:10,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11622 states. [2022-11-02 21:10:11,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11622 to 10105. [2022-11-02 21:10:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10105 states, 7183 states have (on average 1.3352359738270918) internal successors, (9591), 7311 states have internal predecessors, (9591), 2446 states have call successors, (2446), 473 states have call predecessors, (2446), 473 states have return successors, (2444), 2410 states have call predecessors, (2444), 2442 states have call successors, (2444) [2022-11-02 21:10:11,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10105 states to 10105 states and 14481 transitions. [2022-11-02 21:10:11,608 INFO L78 Accepts]: Start accepts. Automaton has 10105 states and 14481 transitions. Word has length 226 [2022-11-02 21:10:11,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:10:11,609 INFO L495 AbstractCegarLoop]: Abstraction has 10105 states and 14481 transitions. [2022-11-02 21:10:11,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-02 21:10:11,610 INFO L276 IsEmpty]: Start isEmpty. Operand 10105 states and 14481 transitions. [2022-11-02 21:10:11,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-11-02 21:10:11,617 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:10:11,618 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:10:11,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 21:10:11,619 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:10:11,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:10:11,619 INFO L85 PathProgramCache]: Analyzing trace with hash -526603649, now seen corresponding path program 1 times [2022-11-02 21:10:11,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:10:11,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777819901] [2022-11-02 21:10:11,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:10:11,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:10:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:10:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:10:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:10:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:10:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:10:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:10:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:10:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:10:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:10:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:10:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:10:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:10:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:10:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:10:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:10:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:10:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:12,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:10:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:13,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:13,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:10:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:13,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:10:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:13,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-02 21:10:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:13,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:10:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:10:13,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-02 21:10:13,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:10:13,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777819901] [2022-11-02 21:10:13,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777819901] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:10:13,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:10:13,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:10:13,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661930021] [2022-11-02 21:10:13,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:10:13,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:10:13,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:10:13,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:10:13,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:10:13,097 INFO L87 Difference]: Start difference. First operand 10105 states and 14481 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-02 21:10:38,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:40,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:43,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:46,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:47,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:49,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:51,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:55,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:10:58,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:11:10,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:11:13,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:11:15,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:11:17,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:11:26,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:11:26,714 INFO L93 Difference]: Finished difference Result 29649 states and 43806 transitions. [2022-11-02 21:11:26,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 21:11:26,714 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 237 [2022-11-02 21:11:26,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:11:26,871 INFO L225 Difference]: With dead ends: 29649 [2022-11-02 21:11:26,871 INFO L226 Difference]: Without dead ends: 19585 [2022-11-02 21:11:26,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:11:26,931 INFO L413 NwaCegarLoop]: 7553 mSDtfsCounter, 16885 mSDsluCounter, 9646 mSDsCounter, 0 mSdLazyCounter, 11302 mSolverCounterSat, 10186 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18056 SdHoareTripleChecker+Valid, 17199 SdHoareTripleChecker+Invalid, 21499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 10186 IncrementalHoareTripleChecker+Valid, 11302 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:11:26,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18056 Valid, 17199 Invalid, 21499 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [10186 Valid, 11302 Invalid, 11 Unknown, 0 Unchecked, 71.8s Time] [2022-11-02 21:11:26,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19585 states. [2022-11-02 21:11:28,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19585 to 15451. [2022-11-02 21:11:28,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15451 states, 10991 states have (on average 1.3357292330088255) internal successors, (14681), 11197 states have internal predecessors, (14681), 3720 states have call successors, (3720), 712 states have call predecessors, (3720), 737 states have return successors, (3849), 3679 states have call predecessors, (3849), 3716 states have call successors, (3849) [2022-11-02 21:11:28,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15451 states to 15451 states and 22250 transitions. [2022-11-02 21:11:28,148 INFO L78 Accepts]: Start accepts. Automaton has 15451 states and 22250 transitions. Word has length 237 [2022-11-02 21:11:28,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:11:28,150 INFO L495 AbstractCegarLoop]: Abstraction has 15451 states and 22250 transitions. [2022-11-02 21:11:28,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-02 21:11:28,151 INFO L276 IsEmpty]: Start isEmpty. Operand 15451 states and 22250 transitions. [2022-11-02 21:11:28,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-11-02 21:11:28,162 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:11:28,162 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:11:28,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 21:11:28,163 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:11:28,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:11:28,163 INFO L85 PathProgramCache]: Analyzing trace with hash -100088532, now seen corresponding path program 1 times [2022-11-02 21:11:28,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:11:28,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88344881] [2022-11-02 21:11:28,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:11:28,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:11:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:11:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:11:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:11:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:11:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:11:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:11:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:11:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:11:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:28,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:11:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:11:29,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:11:29,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:11:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:11:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:11:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:11:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:11:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:11:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:11:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:11:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-02 21:11:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 21:11:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-02 21:11:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:11:29,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-02 21:11:29,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:11:29,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88344881] [2022-11-02 21:11:29,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88344881] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:11:29,273 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:11:29,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:11:29,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206610453] [2022-11-02 21:11:29,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:11:29,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:11:29,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:11:29,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:11:29,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:11:29,276 INFO L87 Difference]: Start difference. First operand 15451 states and 22250 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-02 21:11:41,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:11:43,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:11:45,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:12:05,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:12:18,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:12:18,191 INFO L93 Difference]: Finished difference Result 47153 states and 69295 transitions. [2022-11-02 21:12:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 21:12:18,192 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 244 [2022-11-02 21:12:18,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:12:18,385 INFO L225 Difference]: With dead ends: 47153 [2022-11-02 21:12:18,386 INFO L226 Difference]: Without dead ends: 31743 [2022-11-02 21:12:18,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:12:18,462 INFO L413 NwaCegarLoop]: 7314 mSDtfsCounter, 12580 mSDsluCounter, 9665 mSDsCounter, 0 mSdLazyCounter, 10155 mSolverCounterSat, 7821 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13324 SdHoareTripleChecker+Valid, 16979 SdHoareTripleChecker+Invalid, 17979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7821 IncrementalHoareTripleChecker+Valid, 10155 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.7s IncrementalHoareTripleChecker+Time [2022-11-02 21:12:18,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13324 Valid, 16979 Invalid, 17979 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7821 Valid, 10155 Invalid, 3 Unknown, 0 Unchecked, 46.7s Time] [2022-11-02 21:12:18,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31743 states. [2022-11-02 21:12:20,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31743 to 24473. [2022-11-02 21:12:20,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24473 states, 17389 states have (on average 1.3284260164471793) internal successors, (23100), 17720 states have internal predecessors, (23100), 5829 states have call successors, (5829), 1230 states have call predecessors, (5829), 1252 states have return successors, (5961), 5747 states have call predecessors, (5961), 5825 states have call successors, (5961) [2022-11-02 21:12:20,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24473 states to 24473 states and 34890 transitions. [2022-11-02 21:12:20,362 INFO L78 Accepts]: Start accepts. Automaton has 24473 states and 34890 transitions. Word has length 244 [2022-11-02 21:12:20,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:12:20,363 INFO L495 AbstractCegarLoop]: Abstraction has 24473 states and 34890 transitions. [2022-11-02 21:12:20,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-02 21:12:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 24473 states and 34890 transitions. [2022-11-02 21:12:20,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-11-02 21:12:20,370 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:12:20,370 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:12:20,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 21:12:20,371 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-02 21:12:20,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:12:20,372 INFO L85 PathProgramCache]: Analyzing trace with hash 235430850, now seen corresponding path program 1 times [2022-11-02 21:12:20,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:12:20,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719084213] [2022-11-02 21:12:20,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:12:20,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:12:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 21:12:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 21:12:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-02 21:12:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-02 21:12:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 21:12:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 21:12:21,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-02 21:12:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 21:12:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-02 21:12:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-02 21:12:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-02 21:12:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-02 21:12:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-02 21:12:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:12:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-02 21:12:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-02 21:12:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-02 21:12:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-02 21:12:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:12:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-02 21:12:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-11-02 21:12:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:12:21,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-02 21:12:21,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:12:21,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719084213] [2022-11-02 21:12:21,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719084213] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:12:21,649 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:12:21,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 21:12:21,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856118656] [2022-11-02 21:12:21,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:12:21,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:12:21,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:12:21,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:12:21,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:12:21,651 INFO L87 Difference]: Start difference. First operand 24473 states and 34890 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21)