./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/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_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS --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-4e7fbc6 [2022-11-23 03:51:04,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 03:51:04,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 03:51:04,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 03:51:04,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 03:51:04,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 03:51:04,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 03:51:04,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 03:51:04,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 03:51:04,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 03:51:04,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 03:51:04,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 03:51:04,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 03:51:04,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 03:51:04,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 03:51:04,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 03:51:04,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 03:51:04,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 03:51:04,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 03:51:04,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 03:51:04,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 03:51:04,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 03:51:04,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 03:51:04,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 03:51:04,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 03:51:04,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 03:51:04,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 03:51:04,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 03:51:04,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 03:51:04,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 03:51:04,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 03:51:04,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 03:51:04,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 03:51:04,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 03:51:04,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 03:51:04,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 03:51:04,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 03:51:04,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 03:51:04,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 03:51:04,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 03:51:04,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 03:51:04,658 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-23 03:51:04,680 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 03:51:04,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 03:51:04,680 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 03:51:04,681 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 03:51:04,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 03:51:04,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 03:51:04,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 03:51:04,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 03:51:04,683 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 03:51:04,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 03:51:04,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 03:51:04,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 03:51:04,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 03:51:04,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 03:51:04,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 03:51:04,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 03:51:04,685 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 03:51:04,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 03:51:04,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 03:51:04,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 03:51:04,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 03:51:04,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:51:04,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 03:51:04,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 03:51:04,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 03:51:04,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 03:51:04,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 03:51:04,688 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 03:51:04,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 03:51:04,688 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 03:51:04,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 03:51:04,688 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 [2022-11-23 03:51:05,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 03:51:05,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 03:51:05,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 03:51:05,075 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 03:51:05,076 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 03:51:05,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-23 03:51:08,452 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 03:51:09,359 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 03:51:09,360 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-23 03:51:09,429 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/data/f19abdaac/1dfb0a1f74054921adf5066631aaeda8/FLAGc667c6438 [2022-11-23 03:51:09,453 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/data/f19abdaac/1dfb0a1f74054921adf5066631aaeda8 [2022-11-23 03:51:09,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 03:51:09,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 03:51:09,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 03:51:09,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 03:51:09,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 03:51:09,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:09" (1/1) ... [2022-11-23 03:51:09,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75657f3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:09, skipping insertion in model container [2022-11-23 03:51:09,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:09" (1/1) ... [2022-11-23 03:51:09,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 03:51:09,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 03:51:16,913 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/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] [2022-11-23 03:51:16,918 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/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] [2022-11-23 03:51:16,919 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/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] [2022-11-23 03:51:16,919 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/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] [2022-11-23 03:51:16,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:51:17,076 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 03:51:17,885 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/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] [2022-11-23 03:51:17,887 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/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] [2022-11-23 03:51:17,888 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/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] [2022-11-23 03:51:17,888 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/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] [2022-11-23 03:51:17,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:51:18,310 INFO L208 MainTranslator]: Completed translation [2022-11-23 03:51:18,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18 WrapperNode [2022-11-23 03:51:18,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 03:51:18,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 03:51:18,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 03:51:18,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 03:51:18,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:18,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:19,027 INFO L138 Inliner]: procedures = 702, calls = 7478, calls flagged for inlining = 381, calls inlined = 353, statements flattened = 15675 [2022-11-23 03:51:19,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 03:51:19,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 03:51:19,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 03:51:19,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 03:51:19,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:19,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:19,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:19,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:19,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:19,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:19,818 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:19,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:19,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 03:51:19,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 03:51:19,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 03:51:19,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 03:51:19,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (1/1) ... [2022-11-23 03:51:20,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:51:20,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:51:20,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 03:51:20,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ccca07-aedf-436f-b707-a75cdd9505ac/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 03:51:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-23 03:51:20,094 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-23 03:51:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-23 03:51:20,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-23 03:51:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-23 03:51:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 03:51:20,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 03:51:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-23 03:51:20,095 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-23 03:51:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-11-23 03:51:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-11-23 03:51:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-23 03:51:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-23 03:51:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-23 03:51:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-23 03:51:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-11-23 03:51:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-11-23 03:51:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 03:51:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 03:51:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-11-23 03:51:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-11-23 03:51:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-11-23 03:51:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-11-23 03:51:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-11-23 03:51:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-11-23 03:51:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-11-23 03:51:20,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-11-23 03:51:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-23 03:51:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-23 03:51:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-11-23 03:51:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-11-23 03:51:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-11-23 03:51:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-11-23 03:51:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-23 03:51:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-23 03:51:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-23 03:51:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-23 03:51:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-23 03:51:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-23 03:51:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 03:51:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 03:51:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-23 03:51:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-23 03:51:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-23 03:51:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-23 03:51:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-11-23 03:51:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-11-23 03:51:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2022-11-23 03:51:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2022-11-23 03:51:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 03:51:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 03:51:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-11-23 03:51:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-11-23 03:51:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-11-23 03:51:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-11-23 03:51:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-11-23 03:51:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-11-23 03:51:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-11-23 03:51:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-11-23 03:51:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-11-23 03:51:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-11-23 03:51:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-11-23 03:51:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-11-23 03:51:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 03:51:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 03:51:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 03:51:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 03:51:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-11-23 03:51:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-11-23 03:51:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-23 03:51:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-23 03:51:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-23 03:51:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-23 03:51:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-11-23 03:51:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-11-23 03:51:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-23 03:51:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-23 03:51:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 03:51:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 03:51:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-11-23 03:51:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-11-23 03:51:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-23 03:51:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-23 03:51:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-11-23 03:51:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-11-23 03:51:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-23 03:51:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-23 03:51:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-23 03:51:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-23 03:51:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 03:51:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-23 03:51:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-23 03:51:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-11-23 03:51:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-11-23 03:51:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-11-23 03:51:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-11-23 03:51:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-11-23 03:51:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-11-23 03:51:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-11-23 03:51:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-11-23 03:51:20,111 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-11-23 03:51:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-11-23 03:51:20,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-23 03:51:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-23 03:51:20,111 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-11-23 03:51:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-11-23 03:51:20,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-23 03:51:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-23 03:51:20,112 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-11-23 03:51:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-11-23 03:51:20,112 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-11-23 03:51:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-11-23 03:51:20,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-11-23 03:51:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-11-23 03:51:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-23 03:51:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-23 03:51:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-11-23 03:51:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-11-23 03:51:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-23 03:51:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-23 03:51:20,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-11-23 03:51:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-11-23 03:51:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-11-23 03:51:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-11-23 03:51:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-23 03:51:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-23 03:51:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 03:51:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-11-23 03:51:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-11-23 03:51:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-23 03:51:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-23 03:51:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 03:51:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 03:51:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 03:51:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 03:51:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-11-23 03:51:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-11-23 03:51:20,126 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-11-23 03:51:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-11-23 03:51:20,126 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-11-23 03:51:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-11-23 03:51:20,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 03:51:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-11-23 03:51:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-11-23 03:51:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 03:51:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 03:51:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 03:51:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 03:51:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 03:51:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 03:51:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 03:51:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-23 03:51:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-23 03:51:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-23 03:51:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-23 03:51:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-23 03:51:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-23 03:51:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-11-23 03:51:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-11-23 03:51:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-11-23 03:51:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-11-23 03:51:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-23 03:51:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-23 03:51:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-11-23 03:51:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-11-23 03:51:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-23 03:51:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-23 03:51:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-23 03:51:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-23 03:51:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-11-23 03:51:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-11-23 03:51:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-11-23 03:51:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-11-23 03:51:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-23 03:51:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-23 03:51:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 03:51:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 03:51:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-11-23 03:51:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-11-23 03:51:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-11-23 03:51:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-11-23 03:51:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-11-23 03:51:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-11-23 03:51:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 03:51:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-11-23 03:51:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-11-23 03:51:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-23 03:51:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-23 03:51:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-23 03:51:20,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-23 03:51:20,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-23 03:51:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-23 03:51:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-11-23 03:51:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-11-23 03:51:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-23 03:51:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-23 03:51:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-11-23 03:51:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-11-23 03:51:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 03:51:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-23 03:51:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-23 03:51:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 03:51:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 03:51:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 03:51:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 03:51:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 03:51:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 03:51:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-11-23 03:51:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-11-23 03:51:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-11-23 03:51:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-11-23 03:51:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 03:51:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 03:51:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-23 03:51:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-23 03:51:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-11-23 03:51:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-11-23 03:51:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 03:51:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 03:51:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-11-23 03:51:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-11-23 03:51:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-11-23 03:51:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-11-23 03:51:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-23 03:51:20,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-23 03:51:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-11-23 03:51:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-11-23 03:51:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-23 03:51:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-23 03:51:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-11-23 03:51:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-11-23 03:51:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 03:51:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 03:51:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-23 03:51:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-23 03:51:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-23 03:51:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-23 03:51:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-23 03:51:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-23 03:51:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-11-23 03:51:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-11-23 03:51:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-11-23 03:51:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-11-23 03:51:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-23 03:51:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-23 03:51:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-11-23 03:51:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-11-23 03:51:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-23 03:51:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-23 03:51:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-23 03:51:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-23 03:51:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-11-23 03:51:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-11-23 03:51:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 03:51:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 03:51:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-11-23 03:51:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-11-23 03:51:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-23 03:51:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-23 03:51:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-11-23 03:51:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-11-23 03:51:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-11-23 03:51:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-11-23 03:51:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-23 03:51:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-23 03:51:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-11-23 03:51:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-11-23 03:51:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 03:51:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 03:51:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 03:51:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 03:51:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-11-23 03:51:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-11-23 03:51:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-23 03:51:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-23 03:51:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 03:51:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 03:51:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-11-23 03:51:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-11-23 03:51:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-23 03:51:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-23 03:51:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-23 03:51:20,159 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-23 03:51:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-23 03:51:20,159 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-23 03:51:20,159 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-11-23 03:51:20,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-11-23 03:51:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-23 03:51:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-11-23 03:51:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-11-23 03:51:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-23 03:51:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-23 03:51:20,160 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-11-23 03:51:20,160 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-11-23 03:51:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-11-23 03:51:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-11-23 03:51:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-23 03:51:20,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-23 03:51:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-11-23 03:51:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-11-23 03:51:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-11-23 03:51:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-11-23 03:51:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-11-23 03:51:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-11-23 03:51:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-11-23 03:51:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-11-23 03:51:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-23 03:51:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-23 03:51:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-23 03:51:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-23 03:51:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-23 03:51:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-23 03:51:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-11-23 03:51:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-11-23 03:51:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 03:51:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 03:51:20,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 03:51:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 03:51:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-11-23 03:51:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-11-23 03:51:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-11-23 03:51:20,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-11-23 03:51:20,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-23 03:51:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-23 03:51:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-11-23 03:51:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-11-23 03:51:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-11-23 03:51:20,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-11-23 03:51:20,166 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-23 03:51:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-23 03:51:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-11-23 03:51:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-11-23 03:51:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-23 03:51:20,167 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-23 03:51:20,167 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-23 03:51:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-23 03:51:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 03:51:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 03:51:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 03:51:20,168 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-11-23 03:51:20,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-11-23 03:51:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-23 03:51:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-23 03:51:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-11-23 03:51:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-11-23 03:51:20,169 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-23 03:51:20,169 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-23 03:51:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-11-23 03:51:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-11-23 03:51:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 03:51:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-23 03:51:20,170 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-23 03:51:20,170 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-11-23 03:51:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-11-23 03:51:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-11-23 03:51:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-11-23 03:51:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-23 03:51:20,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-23 03:51:20,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-23 03:51:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-23 03:51:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 03:51:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-11-23 03:51:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-11-23 03:51:20,172 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-11-23 03:51:20,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-11-23 03:51:20,173 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-23 03:51:20,173 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-23 03:51:20,176 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-11-23 03:51:20,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-11-23 03:51:20,177 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-23 03:51:20,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-23 03:51:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-23 03:51:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-23 03:51:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 03:51:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 03:51:20,178 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-23 03:51:20,178 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-23 03:51:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-23 03:51:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-23 03:51:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-11-23 03:51:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-11-23 03:51:20,179 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-11-23 03:51:20,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-11-23 03:51:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-23 03:51:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-23 03:51:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-23 03:51:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-23 03:51:20,180 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-11-23 03:51:20,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-11-23 03:51:20,181 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-23 03:51:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-23 03:51:20,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 03:51:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-23 03:51:20,181 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-23 03:51:20,181 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-23 03:51:20,182 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-23 03:51:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-23 03:51:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-11-23 03:51:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-11-23 03:51:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-23 03:51:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-23 03:51:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-11-23 03:51:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-11-23 03:51:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-23 03:51:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-23 03:51:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-23 03:51:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-23 03:51:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-23 03:51:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-23 03:51:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-11-23 03:51:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-11-23 03:51:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 03:51:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 03:51:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 03:51:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-23 03:51:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-11-23 03:51:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-11-23 03:51:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 03:51:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-11-23 03:51:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-11-23 03:51:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 03:51:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 03:51:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-11-23 03:51:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-11-23 03:51:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-23 03:51:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-23 03:51:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-23 03:51:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-23 03:51:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-11-23 03:51:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-11-23 03:51:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-11-23 03:51:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-11-23 03:51:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-23 03:51:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-23 03:51:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-11-23 03:51:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-11-23 03:51:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-11-23 03:51:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-11-23 03:51:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-23 03:51:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-23 03:51:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-23 03:51:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-23 03:51:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-11-23 03:51:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-11-23 03:51:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-11-23 03:51:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-11-23 03:51:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-11-23 03:51:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-11-23 03:51:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-23 03:51:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-23 03:51:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-23 03:51:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-23 03:51:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-11-23 03:51:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-11-23 03:51:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-11-23 03:51:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-11-23 03:51:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 03:51:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 03:51:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-11-23 03:51:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-11-23 03:51:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-11-23 03:51:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-11-23 03:51:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 03:51:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 03:51:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-11-23 03:51:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-11-23 03:51:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-23 03:51:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-23 03:51:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-11-23 03:51:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-11-23 03:51:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-11-23 03:51:20,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-11-23 03:51:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-11-23 03:51:20,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-11-23 03:51:20,195 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-11-23 03:51:20,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-11-23 03:51:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-23 03:51:20,196 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-23 03:51:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-23 03:51:20,196 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-23 03:51:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-23 03:51:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 03:51:20,196 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-11-23 03:51:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-11-23 03:51:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-11-23 03:51:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-11-23 03:51:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-11-23 03:51:20,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-11-23 03:51:20,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-23 03:51:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-23 03:51:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-23 03:51:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-23 03:51:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-11-23 03:51:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-11-23 03:51:20,198 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-11-23 03:51:20,198 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-11-23 03:51:20,199 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-11-23 03:51:20,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-11-23 03:51:22,127 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 03:51:22,133 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 03:51:22,255 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 03:51:49,310 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-23 03:51:50,624 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 03:51:50,670 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 03:51:50,670 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-23 03:51:50,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:50 BoogieIcfgContainer [2022-11-23 03:51:50,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 03:51:50,690 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 03:51:50,690 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 03:51:50,695 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 03:51:50,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:51:09" (1/3) ... [2022-11-23 03:51:50,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e667e56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:51:50, skipping insertion in model container [2022-11-23 03:51:50,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:18" (2/3) ... [2022-11-23 03:51:50,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e667e56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:51:50, skipping insertion in model container [2022-11-23 03:51:50,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:50" (3/3) ... [2022-11-23 03:51:50,700 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-23 03:51:50,726 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 03:51:50,726 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-23 03:51:50,906 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 03:51:50,914 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;@4c1c63e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 03:51:50,914 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-23 03:51:50,934 INFO L276 IsEmpty]: Start isEmpty. Operand has 5103 states, 3610 states have (on average 1.338781163434903) internal successors, (4833), 3675 states have internal predecessors, (4833), 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) [2022-11-23 03:51:50,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-11-23 03:51:50,960 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:51:50,961 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] [2022-11-23 03:51:50,962 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)] === [2022-11-23 03:51:50,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:51:50,967 INFO L85 PathProgramCache]: Analyzing trace with hash -321061539, now seen corresponding path program 1 times [2022-11-23 03:51:50,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:51:50,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830149975] [2022-11-23 03:51:50,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:51:50,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:51:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 03:51:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:51:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 03:51:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 03:51:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 03:51:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 03:51:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 03:51:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 03:51:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 03:51:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 03:51:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:52,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 03:51:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 03:51:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 03:51:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 03:51:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 03:51:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 03:51:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 03:51:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 03:51:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:51:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 03:51:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-11-23 03:51:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:51:53,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-23 03:51:53,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:51:53,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830149975] [2022-11-23 03:51:53,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830149975] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:51:53,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:51:53,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:51:53,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235847973] [2022-11-23 03:51:53,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:51:53,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:51:53,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:51:53,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:51:53,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:51:53,343 INFO L87 Difference]: Start difference. First operand has 5103 states, 3610 states have (on average 1.338781163434903) internal successors, (4833), 3675 states have internal predecessors, (4833), 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) [2022-11-23 03:52:14,318 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 [] [2022-11-23 03:52:25,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:52:25,092 INFO L93 Difference]: Finished difference Result 16601 states and 24429 transitions. [2022-11-23 03:52:25,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:52:25,095 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 [2022-11-23 03:52:25,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:52:25,205 INFO L225 Difference]: With dead ends: 16601 [2022-11-23 03:52:25,206 INFO L226 Difference]: Without dead ends: 11524 [2022-11-23 03:52:25,255 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 [2022-11-23 03:52:25,260 INFO L413 NwaCegarLoop]: 5828 mSDtfsCounter, 11878 mSDsluCounter, 7259 mSDsCounter, 0 mSdLazyCounter, 8096 mSolverCounterSat, 4352 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13100 SdHoareTripleChecker+Valid, 13087 SdHoareTripleChecker+Invalid, 12449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4352 IncrementalHoareTripleChecker+Valid, 8096 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2022-11-23 03:52:25,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13100 Valid, 13087 Invalid, 12449 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4352 Valid, 8096 Invalid, 1 Unknown, 0 Unchecked, 30.0s Time] [2022-11-23 03:52:25,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11524 states. [2022-11-23 03:52:25,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11524 to 10017. [2022-11-23 03:52:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10017 states, 7095 states have (on average 1.332910500352361) internal successors, (9457), 7225 states have internal predecessors, (9457), 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) [2022-11-23 03:52:26,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10017 states to 10017 states and 14347 transitions. [2022-11-23 03:52:26,091 INFO L78 Accepts]: Start accepts. Automaton has 10017 states and 14347 transitions. Word has length 226 [2022-11-23 03:52:26,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:52:26,097 INFO L495 AbstractCegarLoop]: Abstraction has 10017 states and 14347 transitions. [2022-11-23 03:52:26,098 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) [2022-11-23 03:52:26,098 INFO L276 IsEmpty]: Start isEmpty. Operand 10017 states and 14347 transitions. [2022-11-23 03:52:26,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-11-23 03:52:26,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:52:26,117 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] [2022-11-23 03:52:26,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 03:52:26,118 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)] === [2022-11-23 03:52:26,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:52:26,119 INFO L85 PathProgramCache]: Analyzing trace with hash 110554144, now seen corresponding path program 1 times [2022-11-23 03:52:26,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:52:26,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443795384] [2022-11-23 03:52:26,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:52:26,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:52:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:26,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 03:52:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:26,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:52:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 03:52:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 03:52:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 03:52:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 03:52:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 03:52:27,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 03:52:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 03:52:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 03:52:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 03:52:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 03:52:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 03:52:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 03:52:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 03:52:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 03:52:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 03:52:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 03:52:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:52:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 03:52:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-23 03:52:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:52:27,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-23 03:52:27,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:52:27,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443795384] [2022-11-23 03:52:27,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443795384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:52:27,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:52:27,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 03:52:27,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636418058] [2022-11-23 03:52:27,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:52:27,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:52:27,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:52:27,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:52:27,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:52:27,639 INFO L87 Difference]: Start difference. First operand 10017 states and 14347 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) [2022-11-23 03:52:56,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:52:58,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:00,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:02,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:04,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:06,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:08,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:20,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:22,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:34,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:53:34,523 INFO L93 Difference]: Finished difference Result 29432 states and 43480 transitions. [2022-11-23 03:53:34,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 03:53:34,524 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 [2022-11-23 03:53:34,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:53:34,671 INFO L225 Difference]: With dead ends: 29432 [2022-11-23 03:53:34,672 INFO L226 Difference]: Without dead ends: 19456 [2022-11-23 03:53:34,733 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 [2022-11-23 03:53:34,735 INFO L413 NwaCegarLoop]: 5820 mSDtfsCounter, 16907 mSDsluCounter, 9662 mSDsCounter, 0 mSdLazyCounter, 13048 mSolverCounterSat, 9780 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18063 SdHoareTripleChecker+Valid, 15482 SdHoareTripleChecker+Invalid, 22834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 9780 IncrementalHoareTripleChecker+Valid, 13048 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64.9s IncrementalHoareTripleChecker+Time [2022-11-23 03:53:34,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18063 Valid, 15482 Invalid, 22834 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [9780 Valid, 13048 Invalid, 6 Unknown, 0 Unchecked, 64.9s Time] [2022-11-23 03:53:34,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19456 states. [2022-11-23 03:53:35,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19456 to 15319. [2022-11-23 03:53:35,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15319 states, 10859 states have (on average 1.3334561193480063) internal successors, (14480), 11068 states have internal predecessors, (14480), 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) [2022-11-23 03:53:35,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15319 states to 15319 states and 22049 transitions. [2022-11-23 03:53:35,912 INFO L78 Accepts]: Start accepts. Automaton has 15319 states and 22049 transitions. Word has length 237 [2022-11-23 03:53:35,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:53:35,914 INFO L495 AbstractCegarLoop]: Abstraction has 15319 states and 22049 transitions. [2022-11-23 03:53:35,915 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) [2022-11-23 03:53:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 15319 states and 22049 transitions. [2022-11-23 03:53:35,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-11-23 03:53:35,922 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:53:35,922 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] [2022-11-23 03:53:35,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 03:53:35,923 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)] === [2022-11-23 03:53:35,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:53:35,923 INFO L85 PathProgramCache]: Analyzing trace with hash 175256210, now seen corresponding path program 1 times [2022-11-23 03:53:35,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:53:35,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631317704] [2022-11-23 03:53:35,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:53:35,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:53:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:36,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 03:53:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:36,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:36,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:53:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:36,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 03:53:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:36,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:36,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 03:53:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 03:53:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 03:53:37,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 03:53:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 03:53:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 03:53:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 03:53:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 03:53:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 03:53:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 03:53:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 03:53:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 03:53:37,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 03:53:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 03:53:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 03:53:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:53:37,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 03:53:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-23 03:53:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-23 03:53:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:53:37,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-23 03:53:37,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:53:37,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631317704] [2022-11-23 03:53:37,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631317704] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:53:37,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:53:37,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 03:53:37,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599947079] [2022-11-23 03:53:37,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:53:37,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:53:37,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:53:37,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:53:37,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:53:37,400 INFO L87 Difference]: Start difference. First operand 15319 states and 22049 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) [2022-11-23 03:53:52,488 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 [] [2022-11-23 03:53:54,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:56,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:53:58,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:54:00,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:54:17,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:54:31,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:54:31,613 INFO L93 Difference]: Finished difference Result 46793 states and 68755 transitions. [2022-11-23 03:54:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 03:54:31,614 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 [2022-11-23 03:54:31,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:54:31,799 INFO L225 Difference]: With dead ends: 46793 [2022-11-23 03:54:31,800 INFO L226 Difference]: Without dead ends: 31515 [2022-11-23 03:54:31,871 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 [2022-11-23 03:54:31,872 INFO L413 NwaCegarLoop]: 5489 mSDtfsCounter, 12523 mSDsluCounter, 9577 mSDsCounter, 0 mSdLazyCounter, 12070 mSolverCounterSat, 7508 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13271 SdHoareTripleChecker+Valid, 15066 SdHoareTripleChecker+Invalid, 19581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7508 IncrementalHoareTripleChecker+Valid, 12070 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.9s IncrementalHoareTripleChecker+Time [2022-11-23 03:54:31,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13271 Valid, 15066 Invalid, 19581 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7508 Valid, 12070 Invalid, 3 Unknown, 0 Unchecked, 51.9s Time] [2022-11-23 03:54:31,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31515 states. [2022-11-23 03:54:33,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31515 to 24233. [2022-11-23 03:54:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24233 states, 17149 states have (on average 1.3256749664703482) internal successors, (22734), 17486 states have internal predecessors, (22734), 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) [2022-11-23 03:54:33,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24233 states to 24233 states and 34524 transitions. [2022-11-23 03:54:33,847 INFO L78 Accepts]: Start accepts. Automaton has 24233 states and 34524 transitions. Word has length 244 [2022-11-23 03:54:33,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:54:33,848 INFO L495 AbstractCegarLoop]: Abstraction has 24233 states and 34524 transitions. [2022-11-23 03:54:33,848 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) [2022-11-23 03:54:33,848 INFO L276 IsEmpty]: Start isEmpty. Operand 24233 states and 34524 transitions. [2022-11-23 03:54:33,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-11-23 03:54:33,854 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:54:33,854 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] [2022-11-23 03:54:33,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 03:54:33,855 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)] === [2022-11-23 03:54:33,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:54:33,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1659979704, now seen corresponding path program 1 times [2022-11-23 03:54:33,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:54:33,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321530520] [2022-11-23 03:54:33,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:54:33,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:54:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 03:54:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:54:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 03:54:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 03:54:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 03:54:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 03:54:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 03:54:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 03:54:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 03:54:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 03:54:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:34,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 03:54:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 03:54:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 03:54:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 03:54:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 03:54:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 03:54:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 03:54:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 03:54:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:54:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 03:54:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-11-23 03:54:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:54:35,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-11-23 03:54:35,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:54:35,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321530520] [2022-11-23 03:54:35,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321530520] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:54:35,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:54:35,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 03:54:35,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76978984] [2022-11-23 03:54:35,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:54:35,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:54:35,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:54:35,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:54:35,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:54:35,340 INFO L87 Difference]: Start difference. First operand 24233 states and 34524 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) [2022-11-23 03:54:54,841 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 [] [2022-11-23 03:54:56,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:54:58,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:55:00,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:55:02,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:55:04,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:55:29,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:55:30,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:55:42,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:55:42,982 INFO L93 Difference]: Finished difference Result 59604 states and 87064 transitions. [2022-11-23 03:55:42,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 03:55:42,984 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 245 [2022-11-23 03:55:42,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:55:43,255 INFO L225 Difference]: With dead ends: 59604 [2022-11-23 03:55:43,256 INFO L226 Difference]: Without dead ends: 35412 [2022-11-23 03:55:43,374 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 [2022-11-23 03:55:43,375 INFO L413 NwaCegarLoop]: 8492 mSDtfsCounter, 12387 mSDsluCounter, 12976 mSDsCounter, 0 mSdLazyCounter, 15139 mSolverCounterSat, 7162 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13390 SdHoareTripleChecker+Valid, 21468 SdHoareTripleChecker+Invalid, 22305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 7162 IncrementalHoareTripleChecker+Valid, 15139 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64.8s IncrementalHoareTripleChecker+Time [2022-11-23 03:55:43,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13390 Valid, 21468 Invalid, 22305 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [7162 Valid, 15139 Invalid, 4 Unknown, 0 Unchecked, 64.8s Time] [2022-11-23 03:55:43,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35412 states. [2022-11-23 03:55:45,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35412 to 27511. [2022-11-23 03:55:45,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27511 states, 19564 states have (on average 1.3297894091187896) internal successors, (26016), 19946 states have internal predecessors, (26016), 6515 states have call successors, (6515), 1410 states have call predecessors, (6515), 1429 states have return successors, (6647), 6402 states have call predecessors, (6647), 6511 states have call successors, (6647) [2022-11-23 03:55:45,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27511 states to 27511 states and 39178 transitions. [2022-11-23 03:55:45,483 INFO L78 Accepts]: Start accepts. Automaton has 27511 states and 39178 transitions. Word has length 245 [2022-11-23 03:55:45,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:55:45,485 INFO L495 AbstractCegarLoop]: Abstraction has 27511 states and 39178 transitions. [2022-11-23 03:55:45,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2022-11-23 03:55:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 27511 states and 39178 transitions. [2022-11-23 03:55:45,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-11-23 03:55:45,500 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:55:45,500 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:55:45,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 03:55:45,501 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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)] === [2022-11-23 03:55:45,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:55:45,501 INFO L85 PathProgramCache]: Analyzing trace with hash 931106901, now seen corresponding path program 1 times [2022-11-23 03:55:45,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:55:45,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132339581] [2022-11-23 03:55:45,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:55:45,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:55:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:46,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 03:55:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:46,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:46,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:55:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:46,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:46,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 03:55:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:46,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:46,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 03:55:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 03:55:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 03:55:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 03:55:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 03:55:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 03:55:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 03:55:47,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 03:55:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 03:55:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 03:55:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 03:55:47,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 03:55:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 03:55:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 03:55:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 03:55:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 03:55:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-23 03:55:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-23 03:55:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-23 03:55:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-23 03:55:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:55:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-23 03:55:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-23 03:55:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-23 03:55:47,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:55:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1635 trivial. 0 not checked. [2022-11-23 03:55:47,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:55:47,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132339581] [2022-11-23 03:55:47,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132339581] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:55:47,473 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:55:47,473 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 03:55:47,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271400789] [2022-11-23 03:55:47,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:55:47,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 03:55:47,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:55:47,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 03:55:47,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 03:55:47,475 INFO L87 Difference]: Start difference. First operand 27511 states and 39178 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-23 03:56:03,035 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 [] [2022-11-23 03:56:18,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:56:18,888 INFO L93 Difference]: Finished difference Result 88885 states and 128203 transitions. [2022-11-23 03:56:18,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 03:56:18,894 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 282 [2022-11-23 03:56:18,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:56:19,249 INFO L225 Difference]: With dead ends: 88885 [2022-11-23 03:56:19,250 INFO L226 Difference]: Without dead ends: 62008 [2022-11-23 03:56:19,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:56:19,380 INFO L413 NwaCegarLoop]: 6477 mSDtfsCounter, 11207 mSDsluCounter, 7743 mSDsCounter, 0 mSdLazyCounter, 8764 mSolverCounterSat, 4002 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12426 SdHoareTripleChecker+Valid, 14220 SdHoareTripleChecker+Invalid, 12767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4002 IncrementalHoareTripleChecker+Valid, 8764 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.5s IncrementalHoareTripleChecker+Time [2022-11-23 03:56:19,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12426 Valid, 14220 Invalid, 12767 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4002 Valid, 8764 Invalid, 1 Unknown, 0 Unchecked, 27.5s Time] [2022-11-23 03:56:19,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62008 states. [2022-11-23 03:56:22,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62008 to 53529. [2022-11-23 03:56:23,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53529 states, 38100 states have (on average 1.330708661417323) internal successors, (50700), 38811 states have internal predecessors, (50700), 12666 states have call successors, (12666), 2743 states have call predecessors, (12666), 2760 states have return successors, (12804), 12466 states have call predecessors, (12804), 12662 states have call successors, (12804) [2022-11-23 03:56:23,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53529 states to 53529 states and 76170 transitions. [2022-11-23 03:56:23,472 INFO L78 Accepts]: Start accepts. Automaton has 53529 states and 76170 transitions. Word has length 282 [2022-11-23 03:56:23,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:56:23,473 INFO L495 AbstractCegarLoop]: Abstraction has 53529 states and 76170 transitions. [2022-11-23 03:56:23,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-23 03:56:23,474 INFO L276 IsEmpty]: Start isEmpty. Operand 53529 states and 76170 transitions. [2022-11-23 03:56:23,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-11-23 03:56:23,484 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:56:23,484 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:56:23,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 03:56:23,485 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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)] === [2022-11-23 03:56:23,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:56:23,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1071655511, now seen corresponding path program 1 times [2022-11-23 03:56:23,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:56:23,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907505967] [2022-11-23 03:56:23,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:56:23,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:56:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 03:56:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:56:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 03:56:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 03:56:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 03:56:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 03:56:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 03:56:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 03:56:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 03:56:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 03:56:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 03:56:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:26,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 03:56:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 03:56:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 03:56:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 03:56:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 03:56:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 03:56:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 03:56:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 03:56:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-23 03:56:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-23 03:56:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-23 03:56:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-23 03:56:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:56:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-23 03:56:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-23 03:56:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-23 03:56:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:56:27,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2022-11-23 03:56:27,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:56:27,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907505967] [2022-11-23 03:56:27,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907505967] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:56:27,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:56:27,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 03:56:27,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798377664] [2022-11-23 03:56:27,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:56:27,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 03:56:27,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:56:27,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 03:56:27,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 03:56:27,336 INFO L87 Difference]: Start difference. First operand 53529 states and 76170 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-23 03:56:40,997 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 [] [2022-11-23 03:57:01,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:57:01,499 INFO L93 Difference]: Finished difference Result 64631 states and 93515 transitions. [2022-11-23 03:57:01,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 03:57:01,500 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 282 [2022-11-23 03:57:01,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:57:01,898 INFO L225 Difference]: With dead ends: 64631 [2022-11-23 03:57:01,899 INFO L226 Difference]: Without dead ends: 64629 [2022-11-23 03:57:01,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-23 03:57:01,940 INFO L413 NwaCegarLoop]: 5303 mSDtfsCounter, 10720 mSDsluCounter, 13452 mSDsCounter, 0 mSdLazyCounter, 13344 mSolverCounterSat, 3608 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11710 SdHoareTripleChecker+Valid, 18755 SdHoareTripleChecker+Invalid, 16953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3608 IncrementalHoareTripleChecker+Valid, 13344 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.8s IncrementalHoareTripleChecker+Time [2022-11-23 03:57:01,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11710 Valid, 18755 Invalid, 16953 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3608 Valid, 13344 Invalid, 1 Unknown, 0 Unchecked, 29.8s Time] [2022-11-23 03:57:02,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64629 states. [2022-11-23 03:57:05,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64629 to 55636. [2022-11-23 03:57:05,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55636 states, 39611 states have (on average 1.3307162151927494) internal successors, (52711), 40353 states have internal predecessors, (52711), 13129 states have call successors, (13129), 2876 states have call predecessors, (13129), 2893 states have return successors, (13215), 12922 states have call predecessors, (13215), 13125 states have call successors, (13215) [2022-11-23 03:57:05,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55636 states to 55636 states and 79055 transitions. [2022-11-23 03:57:05,441 INFO L78 Accepts]: Start accepts. Automaton has 55636 states and 79055 transitions. Word has length 282 [2022-11-23 03:57:05,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:57:05,442 INFO L495 AbstractCegarLoop]: Abstraction has 55636 states and 79055 transitions. [2022-11-23 03:57:05,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-23 03:57:05,442 INFO L276 IsEmpty]: Start isEmpty. Operand 55636 states and 79055 transitions. [2022-11-23 03:57:05,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-23 03:57:05,450 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:57:05,450 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:57:05,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 03:57:05,451 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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)] === [2022-11-23 03:57:05,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:57:05,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1811415270, now seen corresponding path program 1 times [2022-11-23 03:57:05,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:57:05,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903301050] [2022-11-23 03:57:05,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:57:05,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:57:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 03:57:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:57:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 03:57:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 03:57:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 03:57:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 03:57:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 03:57:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 03:57:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 03:57:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 03:57:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 03:57:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 03:57:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 03:57:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 03:57:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 03:57:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 03:57:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 03:57:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 03:57:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 03:57:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-23 03:57:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-23 03:57:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-23 03:57:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-23 03:57:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-23 03:57:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-23 03:57:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-23 03:57:08,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-23 03:57:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:08,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1647 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2022-11-23 03:57:08,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:57:08,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903301050] [2022-11-23 03:57:08,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903301050] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:57:08,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:57:08,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 03:57:08,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116175409] [2022-11-23 03:57:08,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:57:08,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 03:57:08,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:57:08,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 03:57:08,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 03:57:08,805 INFO L87 Difference]: Start difference. First operand 55636 states and 79055 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 03:57:22,369 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 [] [2022-11-23 03:57:42,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:57:42,981 INFO L93 Difference]: Finished difference Result 64293 states and 92895 transitions. [2022-11-23 03:57:42,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 03:57:42,982 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 287 [2022-11-23 03:57:42,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:57:43,420 INFO L225 Difference]: With dead ends: 64293 [2022-11-23 03:57:43,420 INFO L226 Difference]: Without dead ends: 64291 [2022-11-23 03:57:43,453 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-23 03:57:43,454 INFO L413 NwaCegarLoop]: 5267 mSDtfsCounter, 10748 mSDsluCounter, 13394 mSDsCounter, 0 mSdLazyCounter, 13350 mSolverCounterSat, 3602 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11740 SdHoareTripleChecker+Valid, 18661 SdHoareTripleChecker+Invalid, 16953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 3602 IncrementalHoareTripleChecker+Valid, 13350 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.8s IncrementalHoareTripleChecker+Time [2022-11-23 03:57:43,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11740 Valid, 18661 Invalid, 16953 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [3602 Valid, 13350 Invalid, 1 Unknown, 0 Unchecked, 29.8s Time] [2022-11-23 03:57:43,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64291 states. [2022-11-23 03:57:46,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64291 to 55640. [2022-11-23 03:57:46,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55640 states, 39614 states have (on average 1.3306911697884587) internal successors, (52714), 40356 states have internal predecessors, (52714), 13129 states have call successors, (13129), 2877 states have call predecessors, (13129), 2894 states have return successors, (13215), 12922 states have call predecessors, (13215), 13125 states have call successors, (13215) [2022-11-23 03:57:46,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55640 states to 55640 states and 79058 transitions. [2022-11-23 03:57:46,881 INFO L78 Accepts]: Start accepts. Automaton has 55640 states and 79058 transitions. Word has length 287 [2022-11-23 03:57:46,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:57:46,883 INFO L495 AbstractCegarLoop]: Abstraction has 55640 states and 79058 transitions. [2022-11-23 03:57:46,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 03:57:46,883 INFO L276 IsEmpty]: Start isEmpty. Operand 55640 states and 79058 transitions. [2022-11-23 03:57:46,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-11-23 03:57:46,894 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:57:46,894 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:57:46,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 03:57:46,894 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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)] === [2022-11-23 03:57:46,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:57:46,895 INFO L85 PathProgramCache]: Analyzing trace with hash -796736521, now seen corresponding path program 1 times [2022-11-23 03:57:46,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:57:46,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558599015] [2022-11-23 03:57:46,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:57:46,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:57:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 03:57:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:57:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 03:57:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 03:57:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 03:57:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 03:57:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 03:57:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 03:57:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 03:57:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 03:57:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 03:57:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 03:57:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 03:57:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 03:57:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 03:57:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 03:57:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 03:57:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 03:57:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 03:57:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-23 03:57:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-23 03:57:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-23 03:57:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-23 03:57:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:57:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-23 03:57:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-23 03:57:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-23 03:57:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-23 03:57:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-23 03:57:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:57:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1649 trivial. 0 not checked. [2022-11-23 03:57:49,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:57:49,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558599015] [2022-11-23 03:57:49,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558599015] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:57:49,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:57:49,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 03:57:49,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343805826] [2022-11-23 03:57:49,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:57:49,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 03:57:49,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:57:49,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 03:57:49,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 03:57:49,978 INFO L87 Difference]: Start difference. First operand 55640 states and 79058 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-23 03:58:04,145 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 [] [2022-11-23 03:58:32,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 03:58:32,991 INFO L93 Difference]: Finished difference Result 116345 states and 167903 transitions. [2022-11-23 03:58:32,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 03:58:32,992 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 292 [2022-11-23 03:58:32,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 03:58:33,540 INFO L225 Difference]: With dead ends: 116345 [2022-11-23 03:58:33,540 INFO L226 Difference]: Without dead ends: 116341 [2022-11-23 03:58:33,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-11-23 03:58:33,592 INFO L413 NwaCegarLoop]: 6168 mSDtfsCounter, 10834 mSDsluCounter, 17039 mSDsCounter, 0 mSdLazyCounter, 16402 mSolverCounterSat, 3825 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11977 SdHoareTripleChecker+Valid, 23207 SdHoareTripleChecker+Invalid, 20228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3825 IncrementalHoareTripleChecker+Valid, 16402 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.4s IncrementalHoareTripleChecker+Time [2022-11-23 03:58:33,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11977 Valid, 23207 Invalid, 20228 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3825 Valid, 16402 Invalid, 1 Unknown, 0 Unchecked, 35.4s Time] [2022-11-23 03:58:33,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116341 states. [2022-11-23 03:58:41,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116341 to 112310. [2022-11-23 03:58:41,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112310 states, 80212 states have (on average 1.3262354759886301) internal successors, (106380), 81856 states have internal predecessors, (106380), 26318 states have call successors, (26318), 5403 states have call predecessors, (26318), 5777 states have return successors, (28304), 26059 states have call predecessors, (28304), 26310 states have call successors, (28304) [2022-11-23 03:58:42,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112310 states to 112310 states and 161002 transitions. [2022-11-23 03:58:42,427 INFO L78 Accepts]: Start accepts. Automaton has 112310 states and 161002 transitions. Word has length 292 [2022-11-23 03:58:42,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 03:58:42,428 INFO L495 AbstractCegarLoop]: Abstraction has 112310 states and 161002 transitions. [2022-11-23 03:58:42,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-23 03:58:42,428 INFO L276 IsEmpty]: Start isEmpty. Operand 112310 states and 161002 transitions. [2022-11-23 03:58:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-11-23 03:58:42,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 03:58:42,437 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 5, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 03:58:42,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 03:58:42,437 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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)] === [2022-11-23 03:58:42,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 03:58:42,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1586815357, now seen corresponding path program 1 times [2022-11-23 03:58:42,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 03:58:42,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894707019] [2022-11-23 03:58:42,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 03:58:42,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 03:58:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 03:58:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 03:58:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 03:58:43,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 03:58:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 03:58:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 03:58:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 03:58:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 03:58:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 03:58:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 03:58:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 03:58:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 03:58:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 03:58:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 03:58:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 03:58:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 03:58:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 03:58:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 03:58:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-23 03:58:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-23 03:58:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-11-23 03:58:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-23 03:58:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-11-23 03:58:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 03:58:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-23 03:58:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-23 03:58:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:43,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-23 03:58:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:44,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-23 03:58:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:44,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 03:58:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:44,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-23 03:58:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:44,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-11-23 03:58:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:44,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-11-23 03:58:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 03:58:44,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1663 trivial. 0 not checked. [2022-11-23 03:58:44,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 03:58:44,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894707019] [2022-11-23 03:58:44,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894707019] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 03:58:44,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 03:58:44,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 03:58:44,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622391869] [2022-11-23 03:58:44,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 03:58:44,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 03:58:44,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 03:58:44,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 03:58:44,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 03:58:44,082 INFO L87 Difference]: Start difference. First operand 112310 states and 161002 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-23 03:59:20,677 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 [] [2022-11-23 03:59:22,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:24,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:27,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 03:59:34,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 04:00:20,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:00:20,029 INFO L93 Difference]: Finished difference Result 285459 states and 411418 transitions. [2022-11-23 04:00:20,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 04:00:20,030 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 308 [2022-11-23 04:00:20,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 04:00:20,913 INFO L225 Difference]: With dead ends: 285459 [2022-11-23 04:00:20,913 INFO L226 Difference]: Without dead ends: 173783 [2022-11-23 04:00:21,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-23 04:00:21,652 INFO L413 NwaCegarLoop]: 3318 mSDtfsCounter, 12836 mSDsluCounter, 5387 mSDsCounter, 0 mSdLazyCounter, 24075 mSolverCounterSat, 7668 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 70.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13627 SdHoareTripleChecker+Valid, 8705 SdHoareTripleChecker+Invalid, 31746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 7668 IncrementalHoareTripleChecker+Valid, 24075 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 77.8s IncrementalHoareTripleChecker+Time [2022-11-23 04:00:21,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13627 Valid, 8705 Invalid, 31746 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [7668 Valid, 24075 Invalid, 3 Unknown, 0 Unchecked, 77.8s Time] [2022-11-23 04:00:21,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173783 states.